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Cisco Systems 2 Network Router User Manual

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1. Q 171 Which range of possible numbers do standard IPX access lists have A 100 199 Leading the way in IT testing and certification tools www testking com 106 640 607 B 600 699 C 800 899 D 1000 1099 Answer C Explanation Access list exist for IPX traffic just like they do with IP traffic Like IP there are ranges for IPX access list The IPX access list ranges are 800 to 899 standard access lists 900 to 999 extended access lists and 1000 to 1099 SAP filter access lists Incorrect Answers A is incorrect 100 199 is the range for an extended ip access address C is incorrect this is not a defined access list range D is incorrect the range 1000 1099 is for SAP filter access list Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 350 351 and 305 Q 172 Which statement about Ethernet switches is true A Symmetric switching allows connection between ports of unlike bandwidth and does not require memory buffering B Memory buffering is used to prevent a bottleneck when ports of different bandwidth are connected on a symmetric switch C The latency can be reduced if the switch utilizes the store and forward method of switching Store and forward is better for error detection D The cut trough method of switching is faster because the switch forwards the packet to the destination as soon as it reads the destination address Answer D Explanat
2. Leading the way in IT testing and certification tools www testking com 91 640 607 Explanation There are a number of WAN encapsulation types available The two most commonly used are Point to Point Protocol PPP and Cisco High Level Data Link Control HDLC The reason HDLC is employed so much is that it is the default encapsulation type on point to point dedicated links and circuit switched connections PPP is a non proprietary encapsulation and this is while it is used to communicate between devices from different vendors Incorrect Answers A is incorrect IP and IPX are not encapsulation types They are routing protocols B is incorrect only PPP is an encapsulation type C is incorrect SDLC is a protocol used in IBM SNA systems Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 372 376 Q 149 Which two steps are parts of the process of creating Frame Relay subinterfaces on a point point connection Choose Two A Configure the router to forward all broadcast packets B Remove any network address assigned to the physical interface C Configure the local data link connection identifier for the subinterfaces D Partition the total committed information rate available among the subinterfaces Answer B C Explanation There are a number of things that must be done to configure a subinterface Two of these steps are the removal of the network address from the physical interface and assign
3. Cisco Press 2000 pages 227 234 Q 132 Which command displays the IP addresses assigned to specific host names A show hosts B show interface C ping host name D config host name E show host mapping F show host name IP address G trace IP addresses host name Answer A Explanation The show hosts command displays a cached list of host names and addresses Incorrect Answers B is incorrect the show interface command is used to display the configuration of an interface C Gare incorrect these are not valid commands Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 106 240 241 Q 133 At which layer of the OSI model does the ping command operate A Session B Network C Transport D Maintenance Answer B Explanation As the ping command is used to test network connectivity it resides on the network layer of the OSI model 124 Leading the way in IT testing and certification tools www testking com 83 640 607 Incorrect Answers A is incorrect the session layer is responsible for establishing managing and terminating communications sessions between presentation layer entities This layer is not responsible for the ping command C is incorrect the transport layer of the OSI model is responsible for the delivery of information in either a reliable or unreliable manner Ping does not reside at this layer of the OSI model D is incorrect there no maintenance layer in th
4. 640 607 Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 304 305 Q 97 Which router command allows you to determine if an IP access list is enabled on a particular interface A Router show ip interface B Router gt show access list C Router show ip access list D Router gt show interface ip access list Answer A Explanation The show ip interface command displays IP interface information and indicates whether any access lists are set for a specific interface Incorrect Answers B is incorrect the show access lists command must be given in the privileged EXUC mode C is incorrect even if the proper command was used the end result would the displaying of all IP access lists running in the router not for a particular interface D is incorrect this is not a valid command Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 324 325 Q 98 Which router command allows you to view the entire contents of all access lists A Router show interface B Router gt show IP interface C Router show access list D Router gt show all access list Answer C Explanation The show access lists command will display the contents of all access lists C is the closest to this command Incorrect Answers A is incorrect only access lists bound to that interface would be displayed B is incorrect show ip interface command must be given in the privilege EXEC mode D i
5. 640 607 Which encapsulation type should be used for the SO port of router R2 A SAP B HDLC C ARPA D Novel Ether Answer B Explanation Router R2 SO connects to Router R1 SO Router R1 SO uses HDLC and BOTH sides must run the same protocol in order to communicate it is like talking the same language you can t have one side English and the other Side French So the correct answer is B HDLC Incorrect answers A B and C are incorrect the two routers must have the same encapsulation type to communicate properly thus these encapsulation types could not be used Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 368 373 Q 170 Leading the way in IT testing and certification tools www testking com 105 e0 arpa Network b001 e0 Network d100 640 607 Network cOb0 e1 novell ether e1 NetWork b1b0 Which encapsulation type should be used for the e1 port of Router R3 A B C D Answer D SAP HDLC ARPA Novell Ether Explanation In order for both routers to communicate they must be using the same type of encapsulation Thereore el of router R3 must have novell ether encapsulation Incorrect Answers A B and C are incorrect the two routers must have the same encapsulation type to communicate properly thus these encapsulation types could not be used Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 334 337
6. Incorrect Answers A is incorrect the number of collisions is decreased B is incorrect the number of broadcast domains is increased C is incorrect the broadcast domains are broken up and separated Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 26 27 Q 76 Which three basic switch functions increase available bandwidth on the network Choose three Loop avoidance Address learning Hop count limiting Broadcast filtering Packet forward filtering mow gt Leading the way in IT testing and certification tools www testking com 52 640 607 Answer A B E Explanation A switch has three basic functions which increase the available bandwidth on a network These functions are address learning forward filter decision and loop avoidance Incorrect Answers C is incorrect although a switch functions a lot like a multi port bridge a switch does not affect nor is affected by the hop count D is incorrect by their very design Broadcast are meant to be seen by everyone Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 146 152 Q 77 Which statement is true A While bridges are used to segment networks they will not isolate broadcast or multicast packets B A bridge looks at every packet with in its network segment and works like a hub re broadcasting the packet if the destination is with in its network segment C A bridge main
7. You have a Frame Relay Link on seriall Which command displays the Local Management Interface LMI data link connection identifier DLCI and bandwidth for that link A show interface seriall B show frame relay seriall C show protocol frame relay serial D show seriall encapsulation frame relay Answer A Explanation The show interfaces command displays statistics for all interfaces configured on the switch Incorrect Answers B C and D are incorrect these are not valid commands Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 81 81 Q 161 When you configure an IP address on a Cisco Router which command starts the IP processing on the interface A IP Space enable Leading the way in IT testing and certification tools www testking com 99 640 607 B Network IP Address C IP address IP address subnet mask D The exit command from the enable configuration E Copy running configuration to startup configuration Answer C Explanation The ip address command is used to start IP processing on a router in fact the same command is also used to do the same on a switch Incorrect Answers A is incorrect this is not a valid command B is incorrect the network command is most often used to identify directly connected networks D is incorrect this is not a valid command E is incorrect this command will copy the running config to the NVRAM Steve McQuerry Interconnec
8. due to the collision the throughput will decrease F is incorrect the bandwidth will not be effected Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 16 17 Q 22 Modem networks are often described as using 100Base TX components What is meant by the term Base in this definition It describes the signaling method for communication on the network It refers to the type of media used in the network It relates to the speed of transmission of network signals It defines the allowable length of media that can be used It defines half duplex or full duplex operation mow gt Answer A Explanation There are two main signaling types Baseband and Broadband Incorrect Answers B is incorrect TX represents the media type TX r Cat 5 cable C is incorrect the speed of the transmission is represented by the 100 mbps D is incorrect the maximum cable length for 100BaseTX is 100 m and is not represented in the standard name E is incorrect 100BaseTX is for full duplex operation This cannot be interrupted from the name Leading the way in IT testing and certification tools www testking com 19 640 607 Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 45 48 Q 23 Which of the following are unique characteristics of half duplex Ethernet as compared to full duplex Ethernet Choose two Shared collision domain Private collision domain High
9. subnet 172 30 1 0 metric 16 Answer D Explanation In RIP when a network in not reachable then its metric is change to 16 Incorrect Answers A is incorrect this is not a valid metric B is incorrect this metric indicates that the network is up C is incorrect this metric indicates that the network is up Q 2 Which command displays the configuration register setting A show register B show flash C show boot this IOS command displays the settings of the boot environment variables D show version Answer D Explanation The show version command displays version information for the hardware and firmware This includes the register settings Incorrect Answers A is incorrect this is not a valid command B is incorrect the show flash command displays information in relation to router memory and image file Leading the way in IT testing and certification tools www testking com 640 607 C is incorrect the show boot IOS command displays the settings of the boot environment variables Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 128 137 http www cisco com univercd cc td doc product lan c3550 1214ea1 3550cr ccimtoc htm Q 3 When setting up Frame Relay for point to point subinterfaces which of the following must not be configured A The Frame Relay encapsulation on the physical interface B The local DLCI on each subinterface C An IP address on the physical interfa
10. 507 Certification Guide Cisco Press 2000 pages 374 403 Leading the way in IT testing and certification tools www testking com 179 640 607 Q 326 A police department has three routers in its system Durham Chapel Raleigh Each router has one LAN The Durham and Chapel routers are completely configured The Raleigh router s configuration ls complete except for ihe password for the first 5 virtual lines its password for the console and its password for the priveleged mode The privileged made password should be encrypted Configure the passwords on the Raleigh router The passwords to be configured are listed in the tabie Type Password Telnet graahite Console silver Lab A Lab B Lab C Name Raleigh Name Durham Name Chapel EQ 192 168 5 33 EO 192 168 5 97 EO 192 168 5 161 SO 192 68 6 65 S0 192 168 5 129 51 192 168 5 130 1 192 168 5 66 Click on picture of ae 50 DCE 31 host connected to the gt specified router and select the ithe wrong host click an the shaw tappiogy button and asiect a Host E Host F Hite Topology Simulation answer enable config terminal enable secret silver line vty 04 login password graphite AZ copy running config startup config Wendell Odom Cisco CCNA Exam 640 507 Certification Guide Cisco Press 2000 pages 28 30 Leading the way in IT testing and certification tools www testking com 180 640 607 Q327 A bread comp
11. A Filtering table is developed for each switch Frame Tagging defines a unique user defined ID to each frame A unique identifier is placed in the header of each frame as it is forwarding between switches Frame Tagging is technique that examines particular information about each frame based on user defined offsets INP Answer B C Explanation Frame tagging or frame identification uniquely assigns a user defined Id to each frame This is sometimes referred to as VLAN ID Cisco created frame tagging to be used when an Ethernet frame traverses a trunked link Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 186 187 Q 230 Which two physical interfaces does PPP support Choose two Ethernet Token Ring Synchronous Serial Asynchronous Serial Jawe Answers C D Explanation Point to Point Protocol PPP provides router to router and host network connections over synchronous and asynchronous circuits PPP was designed to work with several network layer protocols including IP and IPX It also has built in security features such PAP Password Authentication Protocol and CHAP Challenged Handshake Authentication Protocol Incorrect Answers A is incorrect Ethernet is a LAN Local Area Network architecture It uses either a star or a bus topology to exchange data B is incorrect Token Ring is a type of network in which the computers are arranged in a circular fashion These computers pass
12. Cisco Press 2000 pages 170 175 Q 143 Which two WAN data link layer protocols support multiple upper layer protocols Choose Two PPP LAPD ISDN HDLC Daw gt Answer A D Explanation Cisco has a proprietary HDLC This Cisco HDLC frame uses a proprietary type field that acts as protocol field which makes it possible for multiple network later protocols to share the same serial link PPP is not a proprietary protocol As result it is most often used to connect devices of different vendors In addition it encapsulate network layer protocol information that makes it possible to support multiple upper layer protocols Incorrect Answers B is incorrect LAPB is a layer 2 protocol but LAPD is not C is incorrect ISDN is a Layer 1 Physical layer protocol not Layer 2 data link Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 373 376 Q 144 Which command enables directly connected network 199 55 72 0 to be used by RIP A Router Config rip 199 55 0 0 B Router Config router rip 199 55 72 0 C Router Config router network 199 55 0 0 D Router Config router network 199 55 72 0 Answer D Explanation The network command allows the routing process to identify the interfaces will participate in the sending and receiving of messages Leading the way in IT testing and certification tools www testking com 89 640 607 Incorrect Answers A and B are incorrect these are no
13. IT testing and certification tools www testking com 138 640 607 C The data packet is independently routed and the service does not guarantee the packet will be processed in order D A data communication path is established between the requesting entity and the peer device on the remote end system Answer A B D Explanation In order to establish a connection orientated service the connection must first be established An example of this would the TCP IP suites use of the three way handshake The sending and receiving of synchronization and acknowledgment packets between the sending system and the receiving system accomplish a three way handshake Errors can be corrected when the sender does not receive an acknowledgment within a specified amount of time from the receiving system the packet will be resent Incorrect Answers C is incorrect due to the acknowledgement of packets the order that packets are received is ensured Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 29 30 Q 225 What are two purposes for using switches Choose two A To reduce collisions B To increase collisions C To increase the number of collision domains D To decrease the number of collision domains E To decrease the number of broadcast domains Answer A C Explanation A switch creates multiple collision domains and reduces the number of nodes in the domain This results in less contention a
14. and not bring solve the problem Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 381 105 432 and 407 Q 7 Exhibit Which Frame Relay feature allows the point to point Frame Relay PVC between Router A and Router B to be identified at Router A as 100 and at Router B as 200 Locally significant DLCI Globally significant DLCI Locally significant LMI Globally significant LMI Jaws Answer A Explanation The DLCI Data Link Connection Identifier is a number that identifies the logical circuit between the router and the Frame Relay switch The Frame Relay switch maps the DLCIs between each pair of routers to create a PVC DLCIs have local significance in that the identifier references the point between the local router and the Frame Relay switch which it is connected Incorrect Answers Leading the way in IT testing and certification tools www testking com 640 607 B is incorrect as the DLCI are significant to just the two routers involved in the exchange of information it is not proper to refer to globally significant DLCI C is incorrect locally significant LMI is not the answer LMIs are responsible for managing the connection between the routers and not the assignment of numbers D is incorrect globally significant LMI is not the answer LMIs are responsible for managing the connection between the routers and not the assignment of numbers Steve McQuerry Interconnecting Cisco Net
15. are handled at a higher layer and use different addressing E is incorrect a logical device with end to end may span more than two hardware interfaces device addresses are used from interface to interface or hop to hop Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 172 175 Q 129 Which command verifies encapsulation as well as layer 1 and layer 2 statistics on a router configured for Frame Relay A show IP B show interface C show statistics D show frame relay Answer B Explanation The show interface command will show information regarding the encapsulation and Layer 1 and Layer 2 status It also displays information about the DLCIs used on the Frame Relay configured serial interface Leading the way in IT testing and certification tools www testking com 81 640 607 Incorrect Answers A is incorrect the show ip command displays the switches current IP configuration C is incorrect this is not a valid command D is incorrect Frame relay will require another parameter after the show frame relay IOS command Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 421 424 and 82 Q 130 Which element is used to define the rate in bits per second which a Frame Relay switch agrees to transfer data A Clock rate B Committed information rate C Local management interface D Data link connection identifier E Committed rate measurement inte
16. can become a TFTP host for router system image that is run in Flash A Copy flash tftp B Config tftp server C Write network lt router name gt D Tftp server system lt filename gt E Setup server tftp lt systemname gt Answer A Explanation This is a poorly written question When interrupted this question is asking how can a tftp server can use use a routers IOS image that is stored in the flash memory The answer is use the command copy flash tftp B is incorrect this is not a valid command C is incorrect this is not a valid command D is incorrect this is not a valid command Q 179 Which commands loads a new version of Cisco IOS into the router A Copy flash ftp B Copy ftp flash C Copy flash tftp D Copy tftp flash Answer D Explanation Whenever you need to load a new copy of the IOS onto the router because the old one is damaged or you are upgrading you can download a copy of the new image from the tftp server The proper command is copy tftp flash Leading the way in IT testing and certification tools www testking com 111 640 607 Incorrect Answers A is incorrect IOS images are stored on a tftp server and not a ftp server This is not a valid command B is incorrect IOS images are stored on a tftp server and not a ftp server This is not a valid command C is incorrect the copy flash tftp command actually copies the IOS from the router to the tftp server This is the exact opposite of wh
17. devices Choose two Switch to host Switch to switch Hub to hub Switch to hub Hub to host MoO gt Answer A B Q 237 What is the bit pattern for the first octet of a class A network address OXXXXXXX 10xxxxxx 110xxxxx 1110xxxx 11110xxx MmoaAaw D Answer A Explanation Class A networks use a default subnet mask of 255 0 0 0 and have 0 126 as their first octet 126 binary is 01111111 Q 238 What is the network address for a host with the IP address 201 100 5 68 28 201 100 5 0 2001 100 5 32 201 100 5 64 201 100 5 65 201 100 5 31 moO w gt Leading the way in IT testing and certification tools www testking com 145 640 607 F 201 100 5 1 Answer C Q 239 Which devices can be used to segment a network Choose three hub repeater switch bridge router 7AmoAw gt media converter Answer C D E Q 240 Which WAN service would a small office SOHO most likely choose as a backup for leased lines frame relay with svc dedicated serial line isdn with ddr atm CO wD Answer C Q 241 What is the effect of the following access list condition access list 101 permit ip 10 25 30 0 0 0 0 255 any A Permit all packets matching the first three octets of the source address to all destinations Leading the way in IT testing and certification tools www testking com 146 640 607 w Permit all packets matching the last of the destination a
18. domains Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 23 4 Q 15 Exhibit Router show interface serial 0 Serial0O is down line protocol is down Hardware is HD64570 Internet address is 172 22 5 1 30 MTU 1500 bytes BW 1544 Kbit DLY 20000 usec rely 255 255 load 1 255 Encapsulation HDLC loopback not set keepalive set 10 sec Last input never output 00 03 11 output hang never Last clearing of show interface counters never Input queue 0 75 0 size max drops Total output drops 0 Queuing strategy weighted fair Output queue 0 1000 64 0 size max active threshold drops Conversations 0 2 256 active max active max total Reserved Conversations 0 0 allocated max allocated 5 minute input rate 0 bits sec 0 packets sec 5 minute output rate 0 bits sec 0 packets sec 0 packets input 0 bytes 0 no buffer Received 0 broadcasts 0 runts 0 giants 0 throttles O input errors 0 CRC 0 frame 0 overrun 0 ignored 0 abort 11 packets output 476 bytes 0 underruns 0 output errors 0 collisions 27 interface resets 0 output buffer failures 0 output buffers swapped out 11 carrier transitions DCD down DSR down DTR down RTS down CTS down Based on the output of the show interface serial 0 command issued on a DTE router which OSI layer is most likely source of the problem Physical layer Data layer Network layer Transport layer Jawe Leading the way in IT testing a
19. enable the link Define DDR password to exchange when the link comes up Jawe Answer A B C Explanation To configure standard DDR the following steps are required 1 Define static routes What route do I take to get to the destination 2 Specify interesting traffic What traffic type should enable the link 3 Configure the dialer information What number do I call to get to the next hop router and what service parameters do I use to call Incorrect Answers D is incorrect defining a DDR password is not required Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 400 403 Leading the way in IT testing and certification tools www testking com 61 640 607 Q 93 Which two statements accurately define IP addressing rules Choose Two IP multicast addresses start with 240 A host portion of all 1 s indicates a network broadcast The value of zero 0 in the host portion means all hosts on the network IP addresses are four octets long and contain a network portion and a host portion Jawe Answer B D Explanation IP addresses contain 4 octets IP addresses contain two parts one to identify the network and the other to determine the host Which octet identifies what is dependant on the class of the IP address When a message is to be flooded the IP address contain all 1s Incorrect Answers A is incorrect multicast broadcasts of range of IPs is 224 239t 240 begin
20. incorrect for broadcasts MAC uses the address is all ones or X FF for each octet B is incorrect the MAC address is part of the Data Link Layer D is incorrect it is reversed MAC is Flat Addressing and IP is hierarchical Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 170 173 Q 72 Which statement about the Committed Information Rate CIR is true A It is the rate in bits per second at which the Frame Relay switch agrees to transfer data B It is the clock speed port speed of the connection local loop to the Frame Relay cloud C It is the maximum number of bits that the switch can transfer during any Committed Rate Measurement Interval D It is a signaling standard between the CPE device and the FR switch It is responsible for managing the connection and maintaining status between the devices Answer A Explanation CIR is the rate in bits per second at which the service provided guarantees that data will be transferred Incorrect Answers B is incorrect clock rate defines the clock speed C is incorrect CIR can be exceeded D is incorrect CIR is not a signaling standard Leading the way in IT testing and certification tools www testking com 50 640 607 Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 page 414 Q 73 Which statement about the specialized IP addresses shown in the EXHIBIT is true EXHIBIT 10 0 0 0 to 10 255 255 255
21. incorrect the two routers must have the same encapsulation type to communicate properly thus these encapsulation types could not be used Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 368 373 Q 111 Exhibit Leading the way in IT testing and certification tools www testking com 71 640 607 Network cOb0 e1 novell ether NetWork b1b0 e1 e0 arpa Network b001 e0 Network d100 Which command specifies a second sub interface on serial interface 0 A Interface s0 2 point to point B Interface 2s0 point to point C Subinterface 2s 0 point to point D Interface sO sub2 point to point E Interface s0 1 point to point sub2 Answer A Explanation The proper syntax for configuring a second subinterface is interface 0 2 point to point Option A is the closest to this command The syntax after the command interface is serial interface number 0 in this case subinterface number 2 in this case and this followed by the either multipoint or point to point Incorrect Answers B is incorrect remember that the syntax is suppose to be number subinterface number and that there is suppose to be two hyphens in point to point C is incorrect the command is interface not subinterface D is incorrect the two numbers are broken by a period and not the word sub E is incorrect this is not the proper syntax Remember the interface and subinterface are identified by number subintref
22. is correct Leading the way in IT testing and certification tools www testking com 134 640 607 A Switches create a single collision domain and a single broadcast domain Routers provide separate broadcast domains B Switches create separate collision domains but a single broadcast domain Routers provide a separate broadcast domains C Switches create a single collision domain and a separate broadcast domain Router provides a separate broadcast domain as well D Switches create separate collision domains and separate broadcast domains Routers provide separate collision domains Answer B Explanation Switches break up the collision domains but it is still a single broadcast domain Routers also create separate collision domains but also separate broadcast domains as routers usually do not pass broadcast traffic Incorrect Answers A is incorrect switches create multiple collision domains C is incorrect switches maintain one broadcast domain and separate multiple collision domains D is incorrect switches maintain one broadcast domain Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 30 31 Q 219 Given the following IP address from the class C address range 192 168 21 12 your network plan needs addresses for twenty eight small offices Each office uses its own subnet The network designs specify that you configure for 5 bits of subnetting when you configure for this in the
23. is not set Proxy ARP is enabled Leading the way in IT testing and certification tools www testking com 35 640 607 Security level is default Split horizon is enabled Rest of configuration omitted What is the result of applying the access list to Ethernet 0 Only e mail and telnet access will be permitted out of Ethernet 0 All hosts on the 172 30 24 64 network will be permitted e mail and telnet access All TCP protocols will be permitted out of Ethernet 0 except e mail and telnet All IP traffic out of Ethernet 0 will be denied The access list is numbered incorrectly and will fail mow gt Answer D Explanation The exhibit is showing an extended IP access list configuration For this access list to have the desired effect it will require a permit statement at the end as there is an implicit deny statement otherwise The statement should be access list 105 permit ip any any Incorrect Answers A B and C are incorrect all traffic out will be denied without a permit statement E is incorrect the access list is correctly numbered Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 310 320 Q 47 Which of the following are not true of standard half duplex Ethernet circuitry It is alternate one way communication The receive RX is wired directly to the transmit TX of the remote station The receive TX is wired directly to the r
24. link layer address of the destination devices for known destination IP addresses network number Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 215 227 Q 12 At which OSI layer does data translation and code formatting occur Physical Data link Network Transport Session Presentation HEINS Answer F Explanation The presentation layer provides a variety of coding and conversion functions that are applied to application level data These functions ensure that the data sent from the application layer of one system can be read the application layer of another system Incorrect Answers A is incorrect the physical layer is what puts the actual data onto the wire B is incorrect the data link layer is involved in converting bits into bytes converting bytes into frames and with error detection Leading the way in IT testing and certification tools www testking com 11 640 607 C is incorrect the network layer provides logical addressing so that routers can perform route determination C is incorrect the transport layer provides delivery of the data and error correction prior to retransmit E is incorrect the session layer is responsible for establishing managing and terminating communications sessions between presentation layer entities Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 11 12 Q 13 A packet is the protocol data unit for
25. machine to machine C It is re transmission delay that is encountered when a collision occurs D It the result of two nodes transmitting at the same time the frames from each transmitting device collide and are damaged Answer C Explanation Backoff is done when a collision occurs Those trying to transmit at the same time back off and attempt to retransmit at a later time A 802 3 network uses collision detection so that the transmitters are notified of the collision Then using a random calculated wait time re transmission occurs By using a random wait time hopefully both transmitter wait a different amount of time and do not attempt simultaneous transmission again Incorrect Answers A is incorrect back off occurs after a collision has occurred and is not latency stored and forward switching B is incorrect has nothing to do with the passing of the token D is incorrect back off is used to prevent another collision Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 16 17 Q 190 Which are two steps are required to configure and apply standard access list on an interface Choose two A Define and access list number and its parameter B Enable an interface to become part of the access list group C Define the number of access list to be supported on an interface D Copy the access list definition to each interface that will support it Answer A B Leading the way in IT testin
26. must be done on the physical interface Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 428 429 Q 95 What is the bandwidth capacity of an ISDN B channel A 16 Kbps B 64 Kbps C 128 Kbps D 512 Kbps E 1 54 Mbps Answer B Explanation The Bearer B channel transfer rate is 64 kbps Incorrect Answers A is incorrect is the Delta D channel that has a transfer rate of 16 kbps C D and E are incorrect the ISDN B channel only operates at a maximum of 64 kbps Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 387 388 Q 96 Which command should you use to create an IP standard access list A Access list standard 172 16 4 13 B Access list 1 deny 172 16 4 13 0 0 0 0 C Access list 100 deny 172 16 4 13 0 0 0 0 D Access list 198 deny 172 16 4 13 255 255 255 255 Answer B Explanation A standard access list is in the range of 1 99 and the proper command syntax is access list access list number permit or deny test conditions In this case the test condition is an ip address Incorrect Answers A is incorrect the access command must contain a number and whether the action is to be permitted or denied C is incorrect 100 is an extended access list number and not a standard number D is incorrect 198 is also an extended access list number and not a standard number Leading the way in IT testing and certification tools www testking com 63
27. packet loss D is incorrect UDP does not expect packet ordering Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 29 30 Q 117 Which statement is true when a broadcast is sent in an Ethernet 802 3 LAN A The IP subnet used is 255 255 255 0 B The IP address used is 255 255 255 255 C The MAC address used is 00 00 00 00 00 00 D The MAC address used is FF FF FF FF FF FF Answer D Explanation The MAC address for a broadcast is FF FF FF FF FF FF Incorrect Answers A and B are incorrect these are IP addresses and 802 3 uses MAC addresses C is incorrect this is the address used for a multicast Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 149 152 Q 118 What are two components of an IPX address A Network number IP address B MAC address node number C Network number MAC address D Network number subnet number Answer C Explanation An IPX address is composed of two parts the network number and the node number For IPX the node number is usually obtain from MAC address of the network interface Leading the way in IT testing and certification tools www testking com 75 640 607 Incorrect Answers A is incorrect an ipx address does contain the network number but it does not contain an IP address B is incorrect the MAC address and node number are most often the same thing D is incorrect the ipx address does not contain
28. register setting tells the router to look in NVRAM for the boot sequence Leading the way in IT testing and certification tools www testking com 154 640 607 0x42 0x2102 0x001 0x2101 Taw gt Answer B Q 266 What do you use for loop avoidance Choose two A Poison reverse B Split horizon C Link state protocol Answer A B Q 267 Which of the following access list statements will deny all telnet connections to subnet 10 0 1 0 24 access list 15 deny tcp 10 0 1 0 255 255 255 0 eq telnet access list 115 deny tcp any 10 0 1 0 eq telnet access list 115 deny udp any 10 0 1 0 eq 23 access list 115 deny tcp any 10 0 1 0 0 0 0 255 eq 23 access list 15 deny telnet any 10 0 1 0 0 0 0 255 eq 23 moO w gt Answer D Q 268 Which of the following statements regarding routed and routing protocols are true Choose two A A routed protocol is assigned to an interface and determines the method of packet delivery B A routing protocol determines the path of a packet through a network Leading the way in IT testing and certification tools www testking com 155 640 607 C A routed protocol determines the path of a packet through a network D A routing protocol operates at the transport layer of the OSI model E A routed protocol updates the routing table of a router Answer A B Q 269 Which commands will allow you to identify the local dlci number Choose two show frame relay lo
29. subnet mask of 28 bits of ones followed by 4 bits of zeros or 255 255 255 240 and gives subnets with a stride of 16 or 14 hosts per subnet 16 2 because we subtract out the two broadcast ranges of all zeros and all ones This will yield subnets some networks are as follows 172 37 2 0 172 37 2 16 172 37 2 32 172 37 2 48 172 37 2 64 etc So we can fit a network of 172 37 2 48 172 37 2 63 172 37 2 48 is the network and the all zeros broadcast range 172 37 2 63 is the broadcast and is the all ones broadcast range So we can t user 48 or 63 and the valid host address range would be 49 62 C is correct this is the only range that fits Incorrect Answers A B D and E are incorrect these are not the proper ranges with the information provided in the question Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 233 237 Q 155 When you use the Cisco ISO command show configuration on a router which part of the output shows the specific configured IP addresses and subnet masks The IP host table The interfaces output Each section of the output Each section of the output The global configuration statements The section under the autonomous system number AMO Nw gt Answer B Leading the way in IT testing and certification tools www testking com 95 640 607 Explanation Each interface that has the IP protocol will show all IP addresses that were configured on th
30. telnet session the terminal monitor command must be used If the logging buffered command is used the debug output would be sent to RAM and can be viewed with the show log command If the no console logging command were configured output would be sent to a telnet session Answer E Explanation Debug is one of the most powerful diagnostics tools to troubleshoot a router By default the output goes to the console screen User might or might not be interested in seeing the messages as they occur The console port always receives syslog messages When a user telnets to the router however no syslog messages are seen unless the user issues the terminal monitor command Another alternative for viewing syslog messages is to have the IOS record the syslog messages in a buffer in RAM and then use the show logging command to display the messages For telnet users having the messages buffered using the global config command logging buffered is particularly useful The no console logging command were configured output would be sent to a telnet session Incorrect Answers A B C and D are partially correct individually Leading the way in IT testing and certification tools www testking com 38 640 607 Wendell Odom Cisco CCNA Exam 640 507 Certification Guide Cisco Press 2000 pages 33 Q 52 What is a benefit of a virtual LAN VLAN It increases the number of broadcast domains It decreases the number of broadca
31. testing and certification tools www testking com 39 640 607 D is incorrect filtering is most often achieved on a router with an access list Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 254 282 Q 54 What are two characteristics of the RARP protocol Choose two It generates parameter problem messages It maps IP addresses to Ethernet addresses It maps Ethernet addresses to IP addresses It is implemented directly on top of the data link layer yaw gt Answer C D Explanation Reverse Address Resolution Protocol RARP is another protocol defined at the IP layer RARP is used by workstations that do not know their own IP address when they come up RARP allows workstations to send out a request for its own IP by sending its own Layer 2 MAC address to a waiting RARP server ARP and RARP are implemented directly on top of the data link layer Incorrect Answers A is incorrect RARP determine IPs based on MAC addresses B is incorrect ARP maps IP addresses to MAC addresses Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 218 220 Q 55 What must you do to test connectivity on a dial on demand routing DDR link Increase the idle timeout parameter Send interesting traffic across the link Reboot one of the Integrated Services Digital Network ISDN routers Reset the DDR Integrated Services Digital Network ISDN router statisti
32. that address to the subinterface and configure the DLCI for the subinterface Incorrect Answers A is incorrect this is not a frame relay task and in fact if it was done loops would most likely occur D is incorrect this is not done during frame relay subinterface creation Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 428 429 Q 150 Your network is having IP problems connecting to one or more Frame Relay peer routers Which two commands should you use to show the routers that are reachable Choose two show IP map show IP route show frame relay map debug frame relay map Jawe Leading the way in IT testing and certification tools www testking com 92 640 607 Answer B C Explanation The show ip route command displays the contents of the IP routing table The routing table includes entries for all known networks and subnetworks plus it displays how the information was learnd The show frame relay map command show the Frame Relay DLCI to IP address mappings When the results of these two commands are considered together will provide the data needed to determine routing information Incorrect Answers A and D are incorrect neither are valid commands Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 280 281 431 432 Q 151 What are three benefits of integrated services digital network ISDN Choose three PVCs are faster and more reliable No
33. then x Ctrl Z TAB Shift Be Answer C Q 291 Given an IPX network with redundant paths what command will configure load balancing ipx load balance ip maximum paths 2 ip maximum paths 2 yaw gt ipx load share Answer C Q 292 Leading the way in IT testing and certification tools www testking com 164 640 607 Which OSI layer uses positive acknowledgement and retransmission to ensure reliable delivery mm oOAw gt Application Presentation Session Transport Data link Physical Answer D Q 293 Which of the following are associated with the Presentation Layer of the OSI model Choose three mm OO Ww gt Rich Text Format RTF Quick Time movie FTP TFTP SMTP MIDI Answer A B F Q 294 Which of the following are reasons to use a bridge to segment a network Choose two MINE To reduce broadcasts within collisions domains To reduce collisions within broadcasts domain To increase the number of broadcasts domains To increase the broadcasts within collisions domains To increase the number of collision domains To increase the efficiency of routing Leading the way in IT testing and certification tools www testking com 165 640 607 Answer B E Q 295 Which of the following are application layer protocols Choose two Ping Telnet FTP TCP IP As gt Answer B C Q 296 192 168 40 49 23 192 168 40 50 28
34. this one entry and do NOTHING else all other data will NOT pass through the router So does ALL other types of operations in the question imply allow all other operations and traffic Assuming so we need a entry that allows all other operations and traffic Incorrect Answers A is incorrect this is an incomplete command B is incorrect the interface is not used in the access list the access list will be binded later C is incorrect the command is not even in the correct format And it is permit or deny not allow E is incorrect we are doing the last line and want remaining traffic to pass Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 318 321 Q 194 Which configuration task must you complete if a remote Frame Relay Router does not support Inverse ARP Configure static maps Define an IP address Disable DHCP on the Frame Relay router Configure a static route to the remote network Jawe Leading the way in IT testing and certification tools www testking com 120 640 607 Answer A Explanation When Inverse ARP is not supported by a remote router or when you want to control broadcast traffic when using routing you must define the address to DCLI table statically These entries are referred to as static maps Incorrect Answers B is incorrect defining an IP address would not have the desired effect C is incorrect DHCP can t provide a mapping to a remote Frame Relay ro
35. use and Topology Simulation answer Lab A enable config terminal hostname East enable secret cisco interface ethernet 0 ip address 192 168 159 1 255 255 255 0 Leading the way in IT testing and certification tools www testking com 177 640 607 no shutdown exit interface serial 0 clock rate 64000 ip address 192 168 75 1 no shutdown exit router rip network 192 168 159 0 network 192 168 75 0 AT copy running config startup config SES STS SBS 248 248 2s E E OES E OBS E E E E IS 8 OES YS OBR OR OR E k IS IS OE OB OK OK OK OE k k k Lab B enable config terminal hostname Central enable secret cisco interface ethernet 0 ip address 192 168 112 1 255 255 255 0 no shutdown exit interface serial 0 clock rate 64000 ip address 192 168 201 1 no shutdown exit interface serial 1 ip address 192 168 75 2 no shutdown exit router rip network 192 168 112 0 Leading the way in IT testing and certification tools www testking com 178 640 607 network 192 168 75 0 AZ copy running config startup config REEE E ee ee k k k k k Lab C enable config terminal hostname West enable secret cisco interface ethernet 0 ip address 192 168 65 1 255 255 255 0 no shutdown exit interface serial 1 ip address 192 168 201 1 no shutdown exit router rip network 192 168 201 0 network 192 168 65 0 z copy running config startup config Wendell Odom Cisco CCNA Exam 640
36. way in IT testing and certification tools www testking com 76 640 607 A is incorrect this is both the wrong mode and command B is incorrect this is both the wrong mode and command C is incorrect this is the proper mode but the wrong command Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 277 279 Q 121 What are 4 ways network management can be simplified by using the virtual LANs VLANs Choose A VLANs allow you to implement multiple layers switching easily B VLAN can group several broadcasts domains into multiple logical subnets C It is no longer necessary to install cables to move a user from a new network to another D Network adds moves and changes are achieved by configuring a port into a VLAN E A group of users needing high security can be put into a VLAN so that no users outside the VLANs can communicate with them F As a logical grouping of users VLANs can be considered independent from their physical or geographic locations Answer C D E F Explanation The introduction of VLANs into a network has a number of benefits The benefits include security segmentation and flexibility VLANs allow you to group users into a common broadcast domain regardless or their physical location in the internetwork VLANs greater flexibility allows user to moved easily changes to the network can be as simple as configuring a port and security can be increased Incorrect Answers
37. which layer of the OSI model Data link Session Presentation Network Transport MOAW gt Answer D Explanation The packet is the encapsulation type of the Network layer Incorrect Answers A is incorrect the data unit of the data link layer is the frame B is incorrect the session layer in not involved in the data encapsulation process C is incorrect the presentation layer ensures that the receiving system can read the data and is not involved in encasulation E is incorrect the transport layer data unit is the segment Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 11 13 Q 14 What is the result of segmenting a network with a bridge A It increases the number of collision domains B It decreases the number of collision domains C It increases the number of broadcast domains D It decreases the number of broadcast domains Answer A Leading the way in IT testing and certification tools www testking com 12 640 607 Explanation Bridge networks have the following characteristics each segment has its own collision domain all connected devices are part of the same broadcast domain and all segments must have the same data link layer implementation Incorrect Answers B is incorrect when a network is segmented by a bridge the collisions domains increase and not decrease C and D are incorrect the addition of a bridge to a network has no effect on the number of
38. 0 607 Q 20 Which commands could be used at the command line interface to troubleshoot LAN connectivity problems on a router Choose three ping tracert ipconfig show ip route winipcfg show interfaces HMI Answer A D F Explanation There are a number of commands that can be used to troubleshoot connectivity problems on a router The ping command verifies connectivity the show ip route command shows a great deal of information that is useful for troubleshooting connectivity and the show interfaces command displays statistics for the network interfaces on the router Incorrect Answers B is incorrect tracert is not a valid command The Cisco command is trace C and E are incorrect these are great Microsoft troubleshooting commands but they are not valid Cisco commands Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 124 107 110 and 406 407 Leading the way in IT testing and certification tools www testking com 18 640 607 Q 21 What are the effects of sustained heavy collisions in CSMA CD LANs Choose three Increased broadcast traffic Delay Low throughput High throughput Congestion Higher bandwidth AMO gt Answer B C E Explanation Whenever there is sustained high collision environment the results are longer delays congestion and low throughput Incorrect Answers A is incorrect this will not increase broadcast traffic D is incorrect
39. 06 Q 91 Which command specifies a second subinterface on serial interface zero interface s 0 2 point to point interface 2 s 0 point to point sub interface 2 s 0 point to point interface 0 sub 2 point to point interface s 0 1 point to point sub 2 MOOW gt Leading the way in IT testing and certification tools www testking com 60 640 607 Answer A Explanation The proper syntax for configuring a second subinterface is interface 0 2 point to point Option A is the closest to this command The syntax after the command interface is serial interface number 0 in this case subinterface number 2 in this case and this followed by the either multipoint or point to point Incorrect Answers B is incorrect remember that the syntax is suppose to be number subinterface number and that there is suppose to be two hyphens in point to point C is incorrect the command is interface not subinterface D is incorrect the two numbers are broken by a period and not the word sub E is incorrect this is not the proper syntax Remember the interface and subinterface are identified by number subintreface number Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 428 429 Q 92 Which three tasks are required to configure a dial on demand routing DDR Basic Rate Interface BRI connection Choose three Define static routes Configure the dialer information Specify interesting traffic that can
40. 172 16 0 0 to 172 31 255 255 192 168 0 0 to 192 168 255 255 A They are private IP addresses B They can not be leased with DHCP C They are allocated for VOL PVOLP D They represent IP classless addresses E They are used by the inter NIC for administration Answer A Explanation RFC 1918 defines networks and addresses 10 0 0 0 through 10 255 255 255 172 16 0 0 through 172 31 255 255 and 192 168 0 0 through 192 168 25 255 as reserved addresses to be used as internal private addresses and not to connect directly to the public Internet Incorrect Answers B is incorrect they can be leased by DHCP C is incorrect they are not allocated for VOL PVOLP D is incorrect these range of addresses still retain their implied class E is incorrect inter NIC does not use these IPs for administration Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 page 224 Q 74 What are four function characteristics of the network layer of the OSI model Choose four It uses a two part address It maintains routing tables It uses broadcast addresses It establishes network addresses It provides access to the LAN media It provides media independence for upper layers It provides path selection for Internet work communication QmmMoOOw gt Answer A B C G Leading the way in IT testing and certification tools www testking com 51 640 607 Explanation The network layer defined how to tran
41. 8 2 2 00 00 10 Serial0d R 92 168 7 0 24 120 1 via 192 168 2 2 00 00 10 Serialo Which route will not be entered into the routing table of the receiving router R 192 168 3 0 24 120 1 via 192 168 2 2 00 00 10 SerialO R 192 168 11 0 24 120 7 via 192 168 9 1 00 00 03 Seriall C 192 168 1 0 24 is directly connected Ethernet0 R 192 168 5 0 24 120 15 via 192 168 2 2 00 00 10 SerialO Gap Answer D Explanation This route has the lowest metric of those listed and as such will not be shared with the neighbor Incorrect Answers A is incorrect this has the best metric thus it will be shared B is incorrect this route has a better metric therefore it will be shared C is incorrect this is a directly connected network thus it will be shared Leading the way in IT testing and certification tools www testking com 27 640 607 Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 258 260 Q 34 Given the following routing table entry which of the following are used by default in the calculation of the number 1200 Choose two 172 16 0 0 100 1200 via 192 168 16 3 00 00 55 Ethernet1 MTU bandwidth administrative distance hop count metric delay 7MoOAW gt Answer B F Explanation By default only bandwidth and delay are used by the IGRP metric In this case the metric is 1200 Incorrect Answers A is incorrect MTU can be used but it is not a default C is in
42. A is incorrect VLANs add complexity to the switch configurations B is incorrect the VLAN still maintains one broadcast domain in each VLAN Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 179 184 Q 122 With one method of transmitting fames through a switch the switch receives the complete frame and checks the frame CRC before forwarding the frame What is this transmitting method called A CSMA CD B Full duplex C Cut through D Half duplex E Fragmentation Leading the way in IT testing and certification tools www testking com 77 640 607 F Stored and forwarded Answer F Explanation In store and forward mode the switch must receive the complete frame before forwarding takes place The destination and source addresses are read the cyclic redundancy check CRC is performed relevant filters are applied and the frame is forwarded If the CRC is bad the frame is discarded The latency or delay through the switch varies with frame length Incorrect Answers A is incorrect CSMA CD is the physical method used on a 802 3 LAN B is incorrect Full duplex is when you can transmit and receive at the same time C is incorrect in cut through mode the frame is forwarded after the Destination Address has been read D is incorrect Half Duplex means EITHER transmit or receive but not both at the same time E is incorrect this is not a switch mode Fragment free mode is a switch
43. AN is executing the IEEE compatible spanning tree protocol Incorrect Answers A is incorrect this line indicates what the switch thinks is the root port B is incorrect this line indicates which port is forwarding C is incorrect this line indicates the designated port and its associated cost D is incorrect this line indicated the MAC address of the designated root Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 199 200 Q 110 What is the most common Layer 2 device A Hub B Router C Switch D Repeater Answer C Explanation Switches and Bridges run on Layer 2 Incorrect Answers A and D are incorrect they are Layer 1 Physical Layer devices B is incorrect routers are layer 3 device Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 14 24 Leading the way in IT testing and certification tools www testking com 70 640 607 Q 111 Which encapsulation type should be used for the SO port of Router R2 A SAP B HDLC C ARP D NOVELLETHER Answer B Explanation Actually we can answer this question using the exhibit in the following example Router R2 SO connects to Router R1 SO Router R1 SO uses HDLC and BOTH sides must run the same protocol in order to communicate it is like talking the same language you can t have one side English and the other Side French So the correct answer is B HDLC Incorrect answers A B and C are
44. B Explanation Routers provide better separation dividing the segments into both separate collision and broadcast domains and provide access lists for controlling security Incorrect Answers A C D are Layer 2 devices which breaks up the collision domains but is still one broadcast domain Security and filtering within these devices are primitive although switching is a little more advanced Any filtering that can be done at layer 2 is primitive and requires a lot of administrative effort Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 18 28 Q 222 How does a bridge function A It maintains a table of the IP address of the host connected to its internet segment B It passes packets outside of its network segment if its IP address cannot be found on its table C It looks up the frames destination in its address table and sends the frame towards the destination D It maintains the table of the data link layer and network layer addresses for the host connected to its network segment Answer C Explanation A transparent bridge stores information in memory in what is called a forwarding table The forwarding table lists each end station from which the bridge has heard a frame within a particular time period and the segment on which it resides When a bridge hears a frame on the network it views the destination address and compares it to the forwarding table to determine whether to filte
45. Cisco IOS software Which subnet mask should you use A 255 255 0 28 B 255 255 255 0 C 255 255 255 28 D 255 255 255 248 E 255 255 255 252 Answer D Explanation We need to expand the class C subnet mask and based on the calculation above the last octet is divided into 5 bits network 3 bits host which is 248 If I have 5 bits of subnetting for the network subnet that leaves 3 bits for hosts Leading the way in IT testing and certification tools www testking com 135 640 607 128 6432 168 4 2 1 x X X XX 5 bits of subnetting for network X X X 3 bits of subnetting for host So the value is 128 64 32 16 8 248 Incorrect Answers A and C are incorrect it is not even a valid subnet mask a valid subnet mask is a continuous string of one bits then followed by a continuous string of zero bits Answer A and C both break this rule B is incorrect this is a full Class C subnet mask and only provides for ONE network and we need 28 E is incorrect this gives us 6 bits of network and the problem calls for 5 Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 228 231 Q 220 What was the key reason the International Organization for Standardization released the OSI model A Users could access network server faster B Different vendors networks could work with each other C The industry could create a standard for how computers work D The network administrator could increase
46. Explanation Half duplex only operates in one direction at a time on the cable Incorrect Answers B and C are incorrect Fast Ethernet is not used for half duplex connections D is incorrect this is done in Full Duplex and half duplex Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 163 164 Q 188 What are true four ways that fast Ethernet that compares to 10baseT Ethernet Choose four Fast Ethernet uses the same maximum transmission unit MTU Fast Ethernet is based on an extension to the IEE 802 3 specifications Fast Ethernet uses the same media access control MAC mechanism Fast Ethernet preserves the frame format that is used by the 10BaseT Ethernet Fast Ethernet uses a speed increase 100 times to that of the 10BaseT Ethernet MOOW gt Answer A B C D Explanation Fast Ethernet shares a great deal of similarities with 10BaseT Ethernet These similarities are the same MTU same MAC mechanism and frame format Fast Ethernet is based on IEE 820 3u which is an extension to IEE 820 3 Incorrect Answers Leading the way in IT testing and certification tools www testking com 116 640 607 E is incorrect its speed 10 times faster not 100 times Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 44 45 Q 189 What is back off on an 802 3 network A It is latency stored and forward switching B It is the time used to token passing from
47. GOA gt Answer C Q 260 What type of switching create variable latency through the switch A Store and forward B Cut through C Fragment free Answer A Q 261 Which of the following are used to prevent routing loops in network that use distance vector routing protocols Choose two link state advertisement ISA Spanning Tree Protocol shortest path first tree split horizon moO w gt hold down timers Answer D E Q 262 Leading the way in IT testing and certification tools www testking com 153 640 607 A new host has been connected to a workgroup switch Although its Layer 3 configuration is correct the host is unable to access the server resources on its network segment What is the likely cause of this problem The router lacks a routing table entry for the new host The host switch port is assigned to the incorrect VLAN The host MAC address is incorrectly configured A VTP instance for the new host has not been installed UAW gt Answer C Q 263 Which of the following need to be modified in the password recovery process Choose two Nvram configuration register boot flash cmos flash mow gt Answer A B Q 264 A small enterprise has a class C network license The enterprise requires five usable subnets each capable of accommodating at least 18 hosts Enter the appropriate subnet mask below Answer 255 255 255 224 Q 265 Which configuration
48. It uses ARP requests C It uses RARP requests D It uses router look up table Answer B Explanation Address Resolution Protocol is used to resolve or map a known destination IP address to a MAC sublayer address to allow communication Incorrect Answers A is incorrect Proxy ARP is most often used with hosts on separate subnets C is incorrect Reverse ARP is used to resolve an IP address on a given MAC address D is incorrect a router s table is not used for this Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 218 220 Q 82 Which three statements about common elements of the TCP IP protocol stack are true Choose three IP provides connection less service and routing capabilities ARP enables devices to locate the IP address of local devices UDP provides simple connection less service without windowing or acknowledgements ICMP provides connection oriented management data to routers and layer three switches TCP enables devices to send large quantities of data using switching in a connection oriented manner MOO gt Answer A C E Leading the way in IT testing and certification tools www testking com 55 640 607 Explanation The TCP IP protocol stack is very similar to the OSI model protocol stack With TCP IP connection orientated and connection less communication is possible Both IP and UDP are both connectionless TCP is a connection orientated protocol Incorrec
49. K data channels plus one 16K control channel 144K A PRI Circuit is 23 64K data channels plus one 64K control channel 1 544M T1 for USA Incorrect Answers A is incorrect one B channel is 64 and the one class D is 16 kbps 54 kbps is impossible B is incorrect a BRI contains 2 B channels 2 x 64 128 plus a 16 class D channel for a total of 144 kbps C is incorrect there is no mathematical way to obtain 112 kpbs with BRI D is incorrect 128 kbps only accounts for the class B channels and not for the class D channel Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 390 391 Q 197 Company XYZ has an employee that works out of the home The employee runs big client server applications and must quickly transfer large files The company wants the best cost benefit on this connection What would be the most practical solution A An ISDN basic rate interface BRI connection to the users home B A dedicated T1 connection to the users home C A dedicated Frame Relay connection to the users home D A standard 28 8 analogue dial up connection to the users home Answer A Explanation This will provide up to two channels of 64K each or a 128K multichannel It is faster than conventional modems but cost effective Incorrect Answers B is incorrect T1 will be way too expensive C is incorrect Frame Relay is also expensive in software and hardware as well as circuit availability in the user s
50. M NVRAM TFTP server ROM ROM Flash TFTP server ROM NVRAM TFTP server TOW gt Answer A Q 246 In contrast to connectionless services which of the following are generally regarded as characteristics of connection oriented network services Choose two A non reliable B reliable C less bandwidth intensive D handshaking Answer B D Leading the way in IT testing and certification tools www testking com 148 640 607 Q 247 What is the default encapsulation type for Frame Relay on a Cisco router HDLC PPP IETF Cisco ANSI MOO gt Answer C Q 248 What is the range of binary values for the first octet in class B addresses 10000000 11111111 00000000 10111111 10000000 10111111 10000000 11011111 11000000 11101111 HOO D Answer C Q 249 Which of the following are TCP IP Application layer protocols Choose three ARP HTTP SMTP ETP ICMP MOO W gt Answer B C E Leading the way in IT testing and certification tools www testking com 149 Q 250 640 607 What is the purpose of ISL and 802 lq frame tagging SO r They provide best path determination The allow the exchange of filtering tables They specify different implementation of the Spanning Tree Protocol They provide interswitch VLAN communication Answer D Q 251 What is the purpose of Spanning Tree in a switched LAN MoO gt To provide a mechanism for network moni
51. SO 1 Home Oftice Remote Office ED 192 168 40 17 EO 192 168 40 27 192 168 40 96 192 168 48 18 Default Gateway 192 168 10 97 Detautt Gateway_1Y2 1568 40 17 Subnet Mask 255 255 255 240 Subnet Mask 255 255 255 40 Hosts in the Sales Department are unable to access a new server at the remote office Consider the IP addressing scheme in the accompanying graphic to determine the problem A The default gateway of the workstations in the sales department is incorrect B The subnet mask of the workstations in the sales department in incorrect C The default gateway of the server at the Remote Office is incorrect D The host address of the server at the Remote Office is invalid Leading the way in IT testing and certification tools www testking com 166 640 607 E The serial 0 interface on the Home Office router and the serial 1 interface on the Remote Office router are not on the same subnetwork Answer A Q 297 Server 192 168 10 98 27 192 168 10 66 255 255 255 224 Default Gateway 192 168 10 64 Company ABC has just added an employee workstation to its network The employee is unable to connect to the server at IP address 192 168 10 98 27 Identify the incorrectly configured network parameter workstation IP address workstation subnet mask workstation default gateway router interface EO IP address JaAw gt Answer C Q 298 Which type of router memory normally stores the st
52. TEST KING LEADING THE Wiis iM IT TESTING AD CERTIFICATION Cisco Certified Network Associate 2 0 CCNA 2 0 Version 3 0 Leading the way in IT testing and certification tools www testking com 640 607 Important Note Please Read Carefully This product will provide you questions and answers along with detailed explanations carefully compiled and written by our experts Try to understand the concepts behind the questions instead of just cramming the questions Go through the entire document at least twice so that you make sure that you are not missing anything We are constantly adding and updating our products with new questions and making the previous versions better so email us once before your exam and we will send you the latest version of the product Each pdf file contains a unique serial number associated with your particular name and contact information for security purposes So if we find out that particular pdf file being distributed by you Testking will reserve the right to take legal action against you according to the International Copyright Law So don t distribute this PDF file Leading the way in IT testing and certification tools www testking com 640 607 Q 1 Your Ethernet network 172 30 1 0 shuts down Which update message is seen in your router s debug ip rip output regarding that network A subnet 172 30 1 0 metric 0 B subnet 172 30 1 0 metric 1 C subnet 172 30 1 0 metric 15 D
53. What is the maximum number of subnets that can be assigned to networks when using the address 172 16 0 0 with a subnet mask of 255 255 240 0 Assume older version UNIX workstations are in use 16 32 30 14 It is an invalid subnet mask for the Network MOOW gt Answer D Explanation 172 16 0 0 is a Class B IP address With a subnet mask of 255 255 240 0 they maximum number of subnets are 14 and 4094 hosts Incorrect Answers A is incorrect 16 is not a valid maximum number of subnets for a Class B IP address B is incorrect 32 is not a valid maximum number of subnets for a Class B IP address D is incorrect for a maximum number of subnets to be 30 the subnet mask would need to be 255 255 248 0 E is incorrect 255 255 240 0 is a valid subnet mask Leading the way in IT testing and certification tools www testking com 37 640 607 Q 50 What is the maximum length of the fast Ethernet cable 100BaseTx standard A 10m B 50 m C 100 m D 1000 m Answer C Explanation The 100BaseTx maximum cable length is 100 m Incorrect Answers A and B are incorrect neither 10 m nor 50 m are maximum cable lengths F is incorrect this is the maximum length of fiber optic Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 45 46 Q 51 Which of the following are true A B C D E All of the above The default is to send debug output to the console screen To view debug output from a
54. a will be forwarded out e2 The access list is applied to an outgoing interface and filters outbound traffic MOOf gt Answer D E Explanation The key commands for this question are ipx access group 800 out and access list 800 permit 3d 4a The first command identifies the access list as an outbound access list In the command access list 800 permit 3d 4a the first network 3d is source network number and the second network 4a is the destination network Incorrect Answers A is incorrect there is no reference to network 5c in this question B is incorrect traffic from 3d to 4a will not transit e0 C is incorrect network 3d would not need the access list to send traffic within itself Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 353 354 Q 60 Which show interface serial 1 status statement indicates that the shutdown command was issued on that interface Serial 1 is up line protocol is up Serial 1 is up line protocol is down Serial 1 is down line protocol is down Serial 1 is administratively down the line protocol is down Nw p Leading the way in IT testing and certification tools www testking com 43 640 607 Answer D Explanation The shutdown command administratively disables an interface The result is the interface will be down as will the line protocol It will end calls in progress Incorrect Answers A is incorrect the statement show
55. a token between each other This token is used to communicate data Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 page 373 Q 231 What is a disadvantage of using a connection oriented protocol such as TCP A Packet acknowledgement may add overhead B Packets are not tagged with sequence numbers C Loss or duplication of data packets is more likely to occur Leading the way in IT testing and certification tools www testking com 142 640 607 D The application layer must assume responsibility for correct sequencing of the data packets Answer A Explanation One of the benefits of a connection orientated protocol is that there is a guarantee of delivery of data This guarantee is provided as the two communicating exchange PDUs during transmission and if an acknowledgement is not received then the data is retransmitted As can be imagined this exchange of PDUs can cause an increase in overhead Incorrect Answers B Sequence numbers are added to insure correct order C Packet loss duplication and ordering are handled by connection oriented protocols D The transport layer such as TCP handles sequencing Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 29 30 Q 232 Enter the command to start IP RIP version1 routing on a Cisco router Answer Router rip Explanation The key characteristics of RIP include it is a distance vector protocol hop count is th
56. access lists displays all ip access lists Leading the way in IT testing and certification tools www testking com 90 640 607 Incorrect Answers A is incorrect this is not a valid command D is incorrect the show running config displays a lot of information but it does not display access list information Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 324 325 Q 147 Which statement about the Point to Point protocol PPP is true A PPP supports TCP IP but not Novell IPX B PPP is being phased out of existence by the Serial Line Internet protocol C PPP provides router to router and host to network connections over both synchronous and asynchronous circuits D PPP is an ITU T and ANSI standard that defines the process for sending data over a packet switched data network Answer C Explanation PPP provide router to router and host to network connections over sychnronous and asynchronous circuits Incorrect Answers A is incorrect PPP supports both IP and IPX B is incorrect PPP is causing SLIP to be phased out D is incorrect PPP was not designed as a standard for packet switched data networks Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 page 373 Q 148 Which encapsulation methods are most commonly used with dialup integrated services Digital Network ISDN A IP and IPX B IP and PPP C PPP and SDLC D PPP and HDLC Answer D
57. ace clients and servers with different encapsulation types cannot communicate directly with each other Incorrect Answers B is incorrect routing protocol does not enable multiple logical networks D is incorrect Autonomous System Number is used with certain routing protocols and do not provide support of logical networks Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 page 335 Q 136 Given the following IP address from the Class B address range 172 35 21 12 Your network plan requires no more than 126 hosts on a subnet that includes this address When you configure the IP address in Cisco IOS software which value should you use as the subnet mask A 255 255 0 0 B 255 255 128 0 C 255 255 255 128 D 255 255 255 252 Answer C Explanation Since we have to reserve the all ones and all zeros broadcast addresses we take 126 add 2 and round up to the next power of 2 We get 126 2 128 and 128 is a power of 2 and takes 7 bits of the subnet mask to represent the host address In the fourth octet of the subnet mask we have 1 bit for the network and 7 bits for the host This high order NETWORK bit is the 128 bit Based on the definition of the subnet mask all network bits before this bit MUST BE one so we get 255 255 255 128 Incorrect Answers Leading the way in IT testing and certification tools www testking com 85 640 607 A B and D are incorrect they do not provide a max
58. ace number Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 428 429 Leading the way in IT testing and certification tools www testking com 72 640 607 Q 113 Which statement should you use to deny FTP access only from Network 210 93 105 0 to Network 223 8 151 0 A Access list one deny 210 93 105 0 0 0 0 0 0 any eq ftp access list one permit any B Access list 100 deny tcp 210 93 105 0 0 0 0 255 223 8 151 0 0 0 0 255 eq ftp C Access list 100 deny ip 223 8 151 0 0 0 0 255 any eq ftp Access list 100 permit ip any any D Access list 100 deny tcp 210 93 105 0 0 0 0 255 223 8 151 0 0 0 0 255 eq ftp Access list 100 permit ip any any Answer D Explanation Great care must be taken whenever an access list is configure as there is an assumption of deny all when they do not match the access list The proper command for configuring an extended access to deny ftp traffic is access list 100 deny tcp source address destination address eq FTP When configured this way the access list will deny ftp traffic and permit all other Incorrect Answers A is incorrect the entire statement has syntax problems You use a number not a word one for the access list and the access list for this problem needs to be an extended address list in the range of 100 199 B is incorrect this access list will deny access but then any non match falls through and will be denied C is incorrect this access list denies acce
59. al Company You receive a call from a user who is unable to reach a server at a remote site After further review you discover the following information Local PC 10 0 3 35 24 Default gateway 10 0 3 1 Remote server 10 0 5 250 240 You then conduct the following tests from the offending local PC ping 127 0 0 1 successful ping 10 0 3 35 successful ping 10 0 3 1 unsuccessful ping 10 0 5 250 unsuccessful Which of the following problems would create the test results listed above A TCP IP not correctly installed B Local physical layer problem Leading the way in IT testing and certification tools www testking com 175 640 607 C Local NIC not functioning D Remote physical layer problem Answer B Explanation The client was only able to ping itself not the default gateway or the remote server A local physical layer problem for example a faulty patch cable could explain the results above Incorrect Answers A You would not be able to ping anything if TCP IP was not correctly installed C You would not be able to ping anything of the local NIC was not functioning D A remote physical layer problem would not prevent the local PC from pinging the gateway Q 323 What is the bit pattern for the first octet of a class B network address A OxxxXXXX B 10xxxxxx C 110xxxxx D 1110xxxx E 11110xxx Answer B Explanation Class B networks use a default subnet mask of 255 255 0 0 an
60. and determines the best way to move data This layer transmits the data and handles error pls ee notification network topology and flow control Leading the way in IT testing and certification tools www testking com 133 640 607 Answer Place the name of the OSI layer next to its description OSI Layer name Description This layer segments and reassembles data into a data stream This layer manages device addressing tracks the location of devices on the network and determines the best way to move data This layer transmits the data and handles error notification network topology and flow control Explanation The transport layer assembles the packets into data and prepares the data for the session layer above The Network layer determines the route of moving data Remember the Network layer is layer 3 and routers work on layer 3 The network layer includes routing functions and keep this in mind when the question says determines the best way to move data On the datalink layer the actual transmission occurs The physical layer does not modify the data and package it not is involved with addressing and routing so it does not apply The session layer also does not modify data or determine routes or transmit data so it would not apply to any of the above Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 12 13 Q 218 Which statement about switched and routed data flow
61. and a valid network number must follow the network command For RIP and IGRP network numbers must be a major class network number and does not include neither subnet numbers nor individual addresses Leading the way in IT testing and certification tools www testking com 59 640 607 Incorrect Answers B is incorrect the number 10 2 0 0 is the problem for this option C is incorrect each network identified must have its own network command D is incorrect this is not correct as there is no need to use the subnet mask for the networks Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 277 285 286 Q 90 Which show command should you use to view Frame Relay local management interface LMI traffic statistics A show Imi B show ip route C show interface D show statistics E show frame relay Imi Answer E Explanation The show frame relay Imi command displays lmi statistics An example of one of these statistics is the number of status messages sent between the local router and the Frame Relay switch Incorrect Answers A is incorrect show Imi is not a valid command B is incorrect show ip route command displays the contents of the IP routing table C is incorrect show interface command displays a serial interface configuration D is incorrect show statistics is not a valid command Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 422 423 280 and 1
62. and host reachability The ping command can be used at both the privileged exec mode and the user exec mode Incorrect Answers C is incorrect the global configuration mode can be used to configure global parameters of the device The ping command cannot be used in this mode D is incorrect the interface configuration mode is used to configure a specific interface The ping command cannot be used in this mode Leading the way in IT testing and certification tools www testking com 128 640 607 Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 99 and 167 http www cisco com univercd cc td doc cisintwk itg_v1 tr1902 htm Q 210 Which two IPX encapsulation names are correctly paired with the Cisco IOS encapsulation names Choose two A Ethernet_I ARPA B Ethernet_802 3 SAP C Ethernet_802 2 LLLC D Ethernet_SNAP SNAP Answer A D Explanation When you configure an IPX network you might need to specify a nondefault encapsulation type either on the Novell servers or on the Cisco router Cisco and Novell have assigned a different name for the same encapsulation type It is imperative that the encapsulations are the same for both the Novell equipment and the Cisco devices Some of the encapsulation type pairings include Novell IPX Name Cisco Name Ethernet_802 3 novell ether Ethernet_802 2 sap Ethernet_II ARPA Ethernet_SNAP snap Incorrect Answers B is incorrect the proper pairing fo
63. any has three routers in its system Wheat Rye and Barley Each router has one LAN The Whaat and Rye routers are completely configured The Barley router s configuration is complete except for the password for the first 5 virtual lines its password for the console and its password for the privelaged mode The privileged mode password should be encrypted Configure the passwords on the Barley router The passwords to be configured are listed in the table Type Password Telnet hydrogen Console helium Privileged sodium The routers are named Wheat Barley and Rye The network is subnetted with a mask 255 255 255 224 RIP is the routing protocol The clocking is provided on the serial 0 interface The IP addresses are listed in the chart Lab A Lab B Lab C Name Wheat Name Barley Name Rye EO 492 168 12 33 EO 192 168 12 97 EO 192 168 12 161 SO 192 68 12 65 SO 192 168 12 129 1 192 168 12 130 1 192 168 12 66 Answer Unknown Leading the way in IT testing and certification tools www testking com 181 640 607 Q 328 A water purifier distributorship has decided to provide network connectivity for 3 branches In the group Each branch is to have 1 LAN The Hard and Soft routers are complelely configured The Mineral router has been configured completely except the routing protocol Configure the routing protocol and publish all networks on the Mineral router The routers have been configured w
64. are four benefits that can result from applying ISDN networking Choose four A Full time connectivity across the ISDN supported by Cisco IOS routing using dial on demand routing DDR B Small office and home office sites can be economically supported with ISDN basic rate interface BRI services ISDN replaces signaling system ss7 in the public switch telephone network PSTN backbone ISDN can be used as a backup service for a lease line connection between the remote and central offices Modem racking and cabling can be eliminated by integration with digital modem cards on Cisco IOS network access servers NAS Hoo Answer A B D E Explanation When ISDN is implemented there are great deals of benefits Among these benefits are higher speeds ability to use DDR reduce need for equipment economic to deploy in medium size companies and the ability to use other mediums as backup Incorrect Answers C is incorrect ISDN can be used on the existing telephone network without the need of signaling changes Leading the way in IT testing and certification tools www testking com 32 640 607 Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 387 400 Q 42 You are the network administrator of the Tasti Treats Cereal Company You receive a call from a user who is unable to reach a server at a remote site After further review you discover the following information Local PC 10 0 3 35 24 Defa
65. art of the TCP IP protocol stack Incorrect Answers A is incorrect IP is a protocol and a routed protocol but NOT a routing protocol B is incorrect IS IS is a routing algorithm used by the ISO protocol stack C is incorrect NLSP is part of the Novell protocol stack E is incorrect RIP and RIP V2 are distance vector protocols Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 274 276 215 216 331 and 278 Q 213 You have powered on a new router and you want to create an initial configuration Which mode should you use A Copy mode B User mode C Setup mode D Startup mode Leading the way in IT testing and certification tools www testking com 130 640 607 Answer C Explanation If no configuration file exists for the router in NVRAM the operating system executes a question driven initial configuration routine often referred to as the system configuration dialog This special mode is also known as the setup dialog Incorrect Answers A is incorrect there is no copy mode B is incorrect you can t do configurations in user mode The router only enters this mode when it has already been configured D is incorrect there is a startup procedure but nor a startup mode Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 82 84 Q 214 What is an advantage of local area network LAN segmentation A Smaller collision domains B Elimina
66. art up configuration A RAM Leading the way in IT testing and certification tools www testking com 167 640 607 B ROM C FLASH D NVRAM Answer D Q299 A Serial 0 is up line protocol is down B Serial 0 is down line protocol is down C Serial 0 is down line protocol is up D Serial is administratively down line protocol is down E Serial 0 is administratively down line protocol is up F Serial 0 is administratively up line protocol is down Answer B Q 300 Which commands displays RIP routing updates as they are sent and received by the router A moa show ip protocols show ip route rip debug ip rip debug ip updates debug ip transactions Answer C Q 301 Rachel is adding a balanced hybrid routing protocol to her network Which of the following commands would she use to start the routing process Leading the way in IT testing and certification tools www testking com 168 640 607 router rip router igrp 100 router ospf 1 Boni router eigrp 100 Answer D Q 302 Which command must be entered when connecting two routers without external DCE devices via a serial linl serial up line protocol up clock rate dce rate mIn dte rate Answer C Q 303 What function does the up arrow key provide within the Cisco router IOS Recalls the previous command line Moves the cursor one line ip Redisplays the current command line YAW gt Capitalize th
67. at interface with subnet masks Incorrect Answers A is incorrect this only shows the IP to host mappings like the mapping of a HOSTS table C D E and F are incorrect these options do not provide this information Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 106 110 Q 156 What is the connection oriented protocol in the TCP IP protocol stack A IP B UDP C TCP D DNS E OSPF Answer C Explanation TCP is a connection oriented reliable protocol In connection orientated environment a connection is established between both ends before transfer of information can begin Incorrect Answers A is incorrect IP is a connectionless protocol B is incorrect UDP is a connectionless protocol D is incorrect DNS is a service not a protocol E is incorrect OSPF is a routing protocol Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 206 215 Q 157 What does the term Base refer to in 100BaseT A Cabling type B Signaling type C 100 mode type D Spectrum used E Speed category Answer B Leading the way in IT testing and certification tools www testking com 96 640 607 Explanation There are two main signaling types Baseband and Broadband Incorrect Answers B is incorrect The T is the cabling type in this case Twisted Pair C is incorrect 100 is the speed in this case 100mbps D is incorrect Spectrum such as
68. at the question asked Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 138 140 Q 180 When you enter router password during the setup dialogue what is the difference between enable secret passwords A The enable password is encrypted B The enable secret password uses IPSec password authentication C The enable secret password cannot be seen as clear text when viewing the configuration D The enable secret password acts as a backup in case the enable password is compromised Answer C Explanation The enable secret password is always encrypted and can t be reverse decrypted for display Incorrect Answers A is incorrect the enable secret password is Always encrypted the enable password is optionally encrypted B is incorrect IPSEC is not used for the password D is incorrect enable secret password would act as a backup if the secret password was lost and forgotten or for some reason failed to be recognized Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 page 86 Q 181 Which three commands are used to configure information into RAM on a router Choose three Configure memory Configure terminal Configure overwrite Copy TFTP startup Config Copy running Config startup Config Copy startup Config running Config HINS Answer A B F Explanation There are a number of commands that can be used to ensure information is configured into the RAM of a router
69. ate is clock rate speed Please remember the speed cannot be abbreviated Incorrect Answers A and C are incorrect clock rate must be separated B is incorrect the speed cannot be abbreviated and must be 56000 E F and G are incorrect this are not valid commands Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 105 106 Q 104 If you are in IOS user mode which command do you use to enter the privileged mode A Set B Enable C Configure D Privileges Answer B Explanation To change from the user EXEC mode to the privileged EXEC mode the command is enable Leading the way in IT testing and certification tools www testking com 67 640 607 Incorrect Answers A is incorrect the command set must be followed by another parameter such as user and the set command cannot be used to get into the privileged mode C is incorrect configure is used in privileged mode but does not ENTER that mode D is incorrect this in not valid command Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 69 70 Q 105 In the setup dialogue what do the square bracket indicate A Current or default settings B Hard coded values that cannot be modified C Values entered by the administrator but not saved D Values that must be returned to NVRAM before becoming enabled Answer A Explanation When in the setup dialog box the default current settings are in the squa
70. be considered is the number of networks that you require and the maximum number of host each subnet will require Incorrect Answers B is incorrect DHCP addressing is not relevant in the subnet mask design D is incorrect since the number of hosts has to satisfy ALL of the subnets we must accommodate the subnet with the highest number of hosts so we need the maximums of each and then take the largest of all the maximums E is incorrect this task may need to be done but this task has nothing to do with designing the new subnet mask Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 235 237 Q 87 How many collisions are caused by transmitting and receiving frames simultaneously in a full duplex Ethernet Technology A One B Two C None D Several Answer C Explanation Full Duplex requires one and only one device to be hooked up to a switch port and each switch port is a separate collision domain Since there is no contention the node has exclusive control of the segment there are no collisions A B and D are incorrect it is impossible for collision to occur within a full duplex network Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 163 165 Q 88 Which Cisco IOS command should you use to display the Novel IPX address assignments on a router Show IPX addresses Show IPX interface IPX network lt number gt Display IPX addresses Show IPX routin
71. ble hop count is 15 broadcast routing updates every 30 seconds RIP can be load balanced over as many as 6 equal cost paths RIP requires a major classful network number to advertise and RIP 2 use VLSMs Incorrect answers A is incorrect RIP s maximum allowable hop count is 15 B is incorrect RIP is a distance vector protocol C is incorrect it uses network numbers VLSMs E is incorrect hop count is used as the metric for path selection Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 page 278 Q 63 How does inter VLAN communication take place A It takes place through any Cisco router B It takes place through a Cisco router than can run ISL C It takes place through a router but this disables all the router s Security and filtering functionality for the VLANs D For nonroutable protocols e g NetBEUI the router provides communications between VLAN domains E Inter VLAN communications is not possible because each VLAN is a separate broadcast domain Answer B Leading the way in IT testing and certification tools www testking com 45 640 607 Explanation In a switched environment packets are switched only between ports designated to be within the same broadcast domain VLANs perform network portioning and traffic separation at Layer 2 So inter VLAN communication cannot occur without a Layer 3 device such as a router because network layer Layer 3 devices are resp
72. cal dlci show frame relay pvc show frame relay dlci show frame relay map MOOW gt show ip route Answer B D Q 270 You have a Class B network address with a subnet mask of 255 255 255 0 Which of the following statements are true regarding the resulting network Choose two There are 254 usable hosts per subnet There is one usable network There are 255 usable hosts per subnet There are 254 usable subnets There are 30 usable subnets There are 62 usable hosts per subnet mimo w gt Answer A D Q 271 Leading the way in IT testing and certification tools www testking com 156 640 607 You have just finished configuring a router The changes have been made successfully and everything is working correctly You then save your changes and reboot the router None of your changes are active after reboot However when you look at the contents of startup config your changes are there Which of the following indicates the source of the problem Hardware failure NUVRAM prevents the router from loading the configuration Startup config in flash is corrupt and cannot be analyzed Router configuration register set to bypass startup configuration Startup config in NVRAM is corrupt and cannot be analyzed GAWD Answer C Q 272 What does IGRP use to determine the best path to a destination The highest metric value The lowest composite metric value The lowest hop count and delay T
73. cast storms Multicasting Segmentation Low bandwidth am oO w gt Answer A C D F Q 282 What output interface status would you see if peer interface on second end of link is administratively down interface is down line protocol is down interface is down line protocol is up interface is up line protocol is down UAW gt interface is up line protocol is up Answer A Q 283 What is the protocol and what is the second part of the following network address Choose all that apply 172 161 0 254 mask 255 255 0 0 A IPX MAX address B IP Class C director broadcast Leading the way in IT testing and certification tools www testking com 161 640 607 C Private IP address node number D Public IP address directed broadcast E Private IP address directed broadcast Answer C Q 284 What IP address class is multicast moO gt moaAw gt Answer D Q 285 Which of the following metrics does IGRP use by default to determine the best path to destination Choose two Maximum Transmission Unit Cumalative Interface delay Path bandwidth value Reliability from source to destination Link loading in bits per second mmoOaw gt Hold down timers for updates Answer B C Q 286 What must you do to test connectivity on a dial on demand routing DDR link Leading the way in IT testing and certification tools www testking com 162 640 607 Increate the i
74. cation tools www testking com 126 640 607 Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 230 236 Q 206 What is the protocol and what is the second part of the following network address 255 255 255 255 IP a flooded broadcast IP a directed broadcast IPX a flooded broadcast IPX a remote directed broadcast Jawe Answer A Explanation Flooded broadcast 255 255 255 255 are not propagate and are considered local and are sent to every host on the network Incorrect Answers B is incorrect the IP identified is not directed broadcast Direct broadcast use the IP of the network C and D are incorrect 255 255 255 255 is an IP address not a IPX address Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 231 233 Q 207 Which three protocols exactly match their transport layer functions Choose three Route selection IP Sliding window UDP Well known ports IP Route validation ICMP Connection oriented TCP IP Three way handshake TCP IP No acknowledgement UDP QAmNMoOAWS Answer E F G Explanation The key to answering this question is the difference between connection and connectionless protocols TCP is a connection orientated protocol that us a three way handshake to establish a connection UDP is a connectionless protocol that does not guarantee delivery therefore there is no acknowledgements Incorrect Answers A is incor
75. ce D The subinterface type as point to point Answer C Explanation When setting up Frame Relay for point to point subinterfaces it is recommend the network layer address IP address be removed from the physical interface and assign this network layer address to the subinterface Incorrect Answers A is incorrect when establishing a Frame Relay for point to point subinterfaces the Frame Relay encapsulation on the physical interface must be configured B is incorrect when establishing a Frame Relay for point to point subinterfaces the local DLCI on each subinterface must be configured D is incorrect when establishing a Frame Relay for point to point subinterfaces the subinterface must be configured as point to point Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 427 429 Q 4 Which IOS command is used to associate an ISDN phone number with the next hop router address isdn destination number dialer map isdn spid1 isdn line number Jawe Answer B Explanation Leading the way in IT testing and certification tools www testking com 640 607 The dialer map command is used to define one or more dial on demand numbers to reach one or more destinations for a particular interface This is the exact command to associate an ISDN phone number with the next hop router address Incorrect Answers A is incorrect this is not a valid command C is incorrect the isdn spidl command specifie
76. correct administrative distance is not used by IGRP D is incorrect hop count is not used by IGRP E is incorrect 1200 is the metric value Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 283 284 Q 35 Which method does a Cisco Catalyst switch use to identify the VLAN membership of a frame over trunked links Frame filtering with VLAN ID Frame tagging with VLAN ID Frame filtering with trunk ID Frame tagging with trunk ID Frame filtering with VTP port ID mow gt Answer B Leading the way in IT testing and certification tools www testking com 28 640 607 Explanation One form of frame tagging that VLANs use is ISL tagging The ISL tag includes the VLAN ID Incorrect Answers A C and E are incorrect frame filtering will not achieve the desired result D is incorrect frame tagging does not include the trunk ID Wendell Odom Cisco CCNA Exam 640 507 Certification Guide Cisco Press 2000 page 175 Q 36 A routing table contains static RIP and IGRP routes for the same destination network Which route would normally be used to forward data The IGRP route The static route The RIP route All three will load balance Jaw Answer B Explanation If there are several routing sources providing common routing information an administrative distance value is used to rate the trustworthiness of each routing source The lower the administrative distance the m
77. cs to zero vOwW gt Answer B Explanation Of the options provided above the best way to determine if there is connectivity on a dial on demand routing link is to send interesting across the link If there is connectivity a link will be initiated and established to send the interesting traffic If there is no connectivity then the link will not be established Leading the way in IT testing and certification tools www testking com 40 640 607 Incorrect Answers A is incorrect increasing the idle time parameter will only result in increasing the idle time C is incorrect rebooting the router will only result in the router going through its post D is incorrect this action will not confirm whether a DDR has connectivity or not Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 397 407 Q 56 Which element is used to define the rate in bits per second that a Frame Relay switch agrees to transfer data Clock rate CR Committed Information Rate CIR Local management interface LMI Data link connection identifier DLCID Committed Rate Measurement Interval CRMI mow gt Answer B Explanation CIR is the rate in bits per second at which the service provider states that data will be transfered Incorrect Answers A is incorrect clock rate is the transmission medium speed which is determined by modem clocking C is incorrect LMI is a signaling standard between the rou
78. d have 128 191 as their first octet 128 binary is 10000000 and 191 binary is 10111111 Q 324 Which of the following are generally considered to be characteristics of connectionless network services Choose two A non reliable B reliable C less bandwidth intensive D handshaking Leading the way in IT testing and certification tools www testking com 176 640 607 Answer A C Q 325 A technical institute consisting of three campuses East Central and West has purchased three 2501 routers Each router has one Ethernet interface and twa serial interfaces Each campus is connected serially to its neighbor The routers have been working properly The connection between East and Central ceases aperalion one day and an unauthorized enlry is detected on the East router Determine the problem and restore connectivity The network has been configured with following charactenstics The routers are named East Central and West All networks Have the default subnet mask RIP is the routing protocol The clocking signal Is provided on the senal 0 interfaces Lab A Lab B Lab C Name East Name Central Name West EQ 192 168 159 4 EO 192 168 112 4 EO 192 168 65 1 50 192 168 75 1 SO 192 168 201 1 1 192 168 201 2 Secret Password cisco 1 2192 168 752 Secret Password cisco Secret Password cisco Gllok on picture of host connected to the the wrong host click an rat show topology Host E Host F ou want lo
79. d will display the commands that were most recently entered This will not provide help with completing the command B is incorrect the will provide you with a listing of commands but not the parameters to complete the command C is incorrect a help command is not provided in IOS Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 76 78 Q 183 Which command assigns the login password Cisco on the console terminal line A line vty 0 Log in Password Cisco Leading the way in IT testing and certification tools www testking com 113 Answer E 640 607 Line console Login Password Cisco Line login terminal Password Cisco Line console 0 Login Password CISCO Line console 0 Login Password Cisco Explanation This is the proper procedure Incorrect Answers A is incorrect this set of commands are used to establish a login password for incoming Telnet sessions B is incorrect the first command is incomplete The command should be line console 0 C is incorrect there is no such command D is incorrect whenever you are entry a password great care must be taken as passwords are case sensitive In this case the password is suppose to be Cisco and not CISCO Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 101 103 Q 184 You just entered the following command routers config line console 0 Which operation is most likely to follow
80. ddress Resolution Protocol MOOW gt Leading the way in IT testing and certification tools www testking com 10 640 607 Answer C Explanation In general IP addresses contain two fields one for the network and another for host Class A address have a range of to 126 and the network portion of the IP address is restricted to the first eight bits octet Class B address have a range of 128 191 255 0 0 and the network portion of the IP address is contain in the first 2 octets Class C IP addresses has a range of 192 223 255 255 0 and the network portion of the IP addresses is the first three octets of the IP address Class D addresses include the range of 224 0 0 0 to 239 255 255 255 and are used for multicast address Class E addresses have a range of 224 0 0 0 to 247 255 255 255 and are reserved for experimental purposes Incorrect Answers A is incorrect although the subnet mask is used by network devices to determine what part of the IP address is used for the network the subnet and the host address but it is not part of the IP address hierarchy B is incorrect the dots are used for making the IP address readable by humans but have no determination of the network number D is incorrect DHCP Dynamic Host Configuration Protocol provides a mechanism for allocating IP addresses dynamically so that addresses can be reused when hosts no longer need them E is incorrect Address Resolution Protocol ARP determines the data
81. ddress and accept all source address C Permit all packets from the third subnet of the network address to all destinations D Permit all packets matching the host bits in the source address to all destinations E Permit all packets to destination matching the first three octets in the destination address Answer A Q 242 Which of the following should be done prior to backing up an IOS image to a network server Choose three Make sure that the network server can be accessed Check that the authentication for access is set Assure that the network server adequate space for the code image Verify any file naming and path requirements MoOOW gt Make sure that the server can load and run the bootstrap code Answer A C D Q 243 A network administrator is verifying the configuration of a newly installed host by establishing an ftp connection to a remote server Which layer of the protocol stack is the network administrator using for this operation A application presentation session transport data link internet 7 moO R Answer A Leading the way in IT testing and certification tools www testking com 147 640 607 Q 244 Which of the following are options for Frame Relay Imi types Choose three IETF Q931 Q933A IEEE CISCO ANSI ee St ee Answer C E F Q 245 When a router boots Which default search sequence does it use to locate the IOS software Flash TFTP server RO
82. dle import parameter Send interesting traffic across the link Switch Repeater UAW gt Answer B Q 287 You got a new testing application on a new server in your office This testing application work with a few hosts The new server and hosts work with 10 Mbps and make a bandwidth problem for all the rest non testing hosts The rest of the hosts in your office network with 2 Mbps What is the most economical decision would you implement for resolving this problem A Install new 100 Mbps switches and change all host s NIC to 100 Mbps B Segment network with router and place all testing hosts and the new server into a separate subnet network C Add a Bridge and separate the two networks Answer B Q 288 A user issues the command ping 204 211 38 52 Which of the following physical is used to test physical connectivity between the two devices ICMP echo request Information request timestamp reply redirect mow gt source quench Leading the way in IT testing and certification tools www testking com 163 640 607 Answer A Q 289 How do you change the Console password to cisco A Router config line con 0 Router config line login Router config line password cisco B Router config line con 0 Router config line login Router config line password Cisco Answer A Q 290 Cisco IOS allows which keystroke s to complete the syntax of a partially entered command Ctrl shift 6
83. e OSI model Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 124 10 13 Q 134 Given an IP address of 172 16 2 160 and a subnet mask of 255 255 255 192 to which subnet does the host belong A 172 16 2 32 B 172 16 2 64 C 172 16 2 96 D 172 16 2 128 E 172 16 2 192 Answer D Explanation When we look at the last octet of the subnet mask we have 192 128 64 which is the two high order mask bits leaving 6 bits for host addressing Each subnet strides 64 addresses including broadcast leaving the following networks 172 16 2 0 172 16 2 64 172 16 2 128 172 16 2 192 We now look at the host address which is 160 and find that it fits between 128 and 192 so the network is 172 16 2 128 Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 227 234 Q 135 Which are two ways IPX supports multiple logical networks on an individual interface Choose two Network number Routing protocol Encapsulation type Autonomous system number Jawe Leading the way in IT testing and certification tools www testking com 84 640 607 Answer A C Explanation Multiple encapsulations can be specified on an interface but only if multiple network numbers have also been assigned where each network number belongs to only one encapsulation type and each encapsulation type has only one network number Although several encapsulation types can share the same interf
84. e command line Answer A Q 304 Leading the way in IT testing and certification tools www testking com 169 640 607 Which of the following statements are true regarding full duplex Ethernet when compared to half duplex Ethernet Choose two gt Full duplex Ethernet consists of a shared broadcast domain while half duplex Ethernet consists of a private broadcast domain Full duplex Ethernet is collision free while half duplex Ethernet is subject to collisions Full duplex Ethernet provides higher throughput than half duplex Ethernet of the same bandwidth Full duplex Ethernet provides lower throughput than than half duplex Ethernet of the same bandwidth Full duplex Ethernet consists of a shared cable segment while half duplex Ethernet provides a point to point link MOOS Answer B C Q 305 Which device can be used to segment broadcast domains hub router bridge repeater Jawe Answer B Q 306 Which of the following are the characteristics of a Layer 2 Ethernet switch Choose two Establishes a single collision domain Establishes multiple collision domains Builds a dynamic MAC address mapping table Maintains a routing table Forwards unicast frames only mow gt Answer B C Q 307 Leading the way in IT testing and certification tools www testking com 170 640 607 You are unable to telnet to a router at address 203 125 12 1 from a workstation with the IP addres
85. e correct subnet mask to accomplish this division keeping the number of subnets at the maximum Type the correct value in each box below Leading the way in IT testing and certification tools www testking com 26 640 607 Answer Explanation In order for a Class B IP such as 172 12 0 0 to have 458 IP available on each subnet then a subnet mask of 255 255 254 0 This subnet mask provides for 126 subnets and 510 IPs Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 page 234 Q 33 Exhibit Router_B show ip route Codes C connected s static I IGRP R RIP M Mobile B BGP D EIGRP EIGRP external O OSPF IA OSPFinter area EI OSPF external type 1 E2 OSPF external type 2 E EGP i IS IS L1 IS IS level 1 L2 IS IS level 2 candidate default U per user static route Gateway of last resort is not set R 192 168 8 0 24 120 1 via 192 168 2 2 00 00 10 Serial0 C 192 168 9 0 24 is directly connected Serial 1 R 192 168 10 0 24 120 7 via 192 168 9 1 00 00 02 Seriall R 192 168 11 0 24 120 7 via 192 168 9 1 00 00 03 Seriall C 192 168 1 0 24 is directly connected Ethernet0 Cc 92 168 2 0 24 is directly connected Serialo R 92 168 3 0 24 120 1 via 192 168 2 2 00 00 10 Serialo R 192 168 4 0 24 120 15 via 192 168 2 2 00 00 10 Serialo R 192 168 5 0 24 120 15 via 192 168 2 2 00 00 10 Serialo R 92 168 6 0 24 120 15 via 192 16
86. e metric used for path selection it maximum allowable hop count is 15 it broadcasts it entire routing table every 30 seconds by default and it can be load balanced as many as six equal cost paths 4 paths are the default To configure RIP not only does the router rip command need to be inputted but also it must be followed by the network command The network command must be issued for each directly connected network Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 278 9 Q 233 Which two statements about the store and forward switching method are true Choose two A Latency remains constant regardless of frame size B Latency through the switch varies with frame length C The switch receives the complete frame before beginning to forward it D The switch checks the destination address as soon as it receives the header and begins forwarding the frame immediately Answer B C Explanation Leading the way in IT testing and certification tools www testking com 143 640 607 In store and forward mode the switch must receive the complete frame before forwarding takes place The destination and source addresses are read the cyclic redundancy check CRC is performed relevant filters are applied and the frame is forwarded If the CRC is bad the frame is discarded The latency or delay through the switch varies with frame length Incorrect Answers A Is wrong because the latency changes w
87. e protocol and what is the second part of the following network addresses 172 16 0 254 mask 255 255 0 0 A IPX MAC addresses B IP classC directed broadcast C Private IP address node number D Public IP addresses directed broadcast E Private IP addresses directed broadcast Answer C Explanation The Class B network of 172 16 is a Class B Private Address Range and the second part 0 254 is the host address or node number address Incorrect Answers A is incorrect the address is an IP address format B is incorrect the question is a Class B address if it were Class C the mask would be 255 255 255 0 D is incorrect 172 16 is not a public IP address E is incorrect 0 254 is not a broadcast address Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 234 236 Leading the way in IT testing and certification tools www testking com 49 640 607 Q 71 Which statement about an IP network is true A A broadcast source MAC contains all zeros B A MAC address is part of the physical layer of the OSI model C MAC addresses are used by bridges to make forwarding decisions IP addresses are used by routers D IP addresses are now a flat addressing scheme MAC addresses use a hierarchical addressing scheme Answer C Explanation A bridge uses MAC addresses to make routing decisions whereas a routers uses IP addresses to makes its routing decisions Incorrect Answers A is
88. e show arp command MAC address of the destination host Ethernet port MAC address of the local router Ethernet port MAC address of the destination router Serial port MAC address of the local router Serial Port INW Answer A Explanation The show arp command displays the arp table entries which includes MAC addresses As you have telnet to a host on remote network the arp table that will be displayed is the host that you telneted to Incorrect Answers B is incorrect in order to obtain information about the local router you would need to use the show arp on it C is incorrect you would need to telnet to the subject router to receive its MAC address D is incorrect in order to obtain information about the local router you would need to use the show arp on it Leading the way in IT testing and certification tools www testking com 123 640 607 http www cisco com univercd cc td doc product atm c8540 12_0 13_19 cmd_ref show htm xtocid223934 Q 200 Which three pieces of CDP information about neighboring routers are displayed on your console terminal Choose three The neighboring router s host name The neighboring router s hardware platform Up to one address for each protocol supported Up to two addresses for each protocol supported As many addresses as are configured for each protocol supported MOO gt Answer A B C Explanation When issuing a show cdp entry command the following information is pr
89. eceive RX of the remote station Collisions are not possible Both stations can transmit simultaneously mow gt Answer A Explanation Half duplex is a form of one way communication On half duplex circuitry if communication does occur in both directions then collisions will result Incorrect Answers B C D and E are all true statements in relations to standard half duplex Ethernet circuitry Leading the way in IT testing and certification tools www testking com 36 640 607 Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 163 165 Q 48 Which of the following are true regarding passwords on a Cisco router All passwords can be encrypted All passwords can be entered using the set up dialogue A password can be set before a user can enter the privileged mode A password can be set for individual lines TACACS or Radius password authentication can be used mow gt Answer A C D E Explanation In general enabled passwords are not encrypted but with the service password encryption command all passwords are encrypted Passwords are entered in the privileged mode and they can be set for individual lines In addition TACAS or Radius password authentication can also be used Incorrect Answers B is incorrect the set up dialogue box can only be used to enter some passwords Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 102 103 Q 49
90. ecting Cisco Network Devices Cisco Press 2000 page 103 Q 25 Exhibit Cable 3 Cable 4 Choose the correct cable to directly connect a router to another router over the Ethernet A Cable 1 B Cable 2 C Cable 3 D Cable 4 Answer C Explanation A crossover cable must be used to connect similar devices A crossover cable crosses the critical pairs in order to align transmit and receive signals Leading the way in IT testing and certification tools www testking com 21 640 607 Incorrect Answers A is incorrect the critical pairs are not twisted B is incorrect the critical pairs are not twisted D is incorrect the critical pairs are not twisted Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 page 51 Q 26 Which two commands allow you to verify address configuration in your internetwork A Ping B Trace C Verify D Test IP E Echo IP F Config IP Answer A B Explanation The ping command will confirm connectivity and trace will determine the routes an outgoing packet will take Incorrect Answers C F are incorrect these are not valid commands Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 page 124 Q 27 Exhibit Leading the way in IT testing and certification tools www testking com 22 640 607 Cable 1 Cable 2 Cable 3 Cable 4 Choose the correct cable to connect an Ethernet switch to an
91. ee Switch to host Switch to switch Hub to hub Switch to hub To host moO gt Answer A B E Q 277 Identify the effect of Ctrl Z Exits back to privileged exec mode Disconnects from the router Aborts the ping operation INW p Exits privileged exec mode Answer A Leading the way in IT testing and certification tools www testking com 159 640 607 Q 278 Which WAN technology was designed to work over traditional phone lines and provide small offices and user with higher speed digital dial up service frame relaty x 25 ATM ISDN naw Answer D Q 279 Which WAN technology uses high performance digital lines and IS packet switched FDDI ISDN ATM Frame Relay UAW gt Answer D Q 280 Question on PPP authentication We have two Cisco routers with the hostnames Router1 and Router2 Router1 uses username Router2 and password PassRouter1 How would you set the username and password on Router2 for PPP authentication between Router1 and Router2 Username Router password PassRouter1 Username Router2 password PassRouter1 Username Router password PassRouter2 UAW gt Username Router2 password PassRouter2 Leading the way in IT testing and certification tools www testking com 160 640 607 Answer A Q 281 What are possible causes of LAN traffic congestion Choose four Too many hosts in a broadcast domain Full Duplex operation Broad
92. een devices TCP uses a flow control mechanism The receiving TCP reports a window to the sending TCP This window specifies the number of octets starting with the acknowledgment number that a receiving TCP is currently prepare to receive TCP windows sizes are variable during the lifetime of the connection Each acknowledgment contains a window advertisement that indicates how many bytes the receiver can accept TCP also maintains a congestion control window that is normally the size as the receiver s window but is cut in half when a segment is lost for example there is congestion This approach permits the window to be expanded or contracted as necessary to manage buffer space and processing Incorrect Answers B is incorrect with connection orientate protocols packet delivery is guaranteed Packet will not be dropped Flow control windowing addresses the buffer issue D is incorrect if the sending system does not receive an acknowledgement from the receiving system then the packet will be resent E is incorrect the receiving device sends the acknowledgement of packets and this states how much data the receiving device can receive Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 213 4 Q 224 Which three functions are supported by connection oriented services Choose three A Connection parameters are synchronized B Any loss or duplication of packets can be corrected Leading the way in
93. er effective throughput Lower effective throughput Private broadcast domain mow gt Answer A D Explanation Half duplex Ethernet have a lower effective throughput due to shared collision domain the a full duplex Ethernet Incorrect Answers B is incorrect the collision domain is shared not private C is incorrect half duplex as a lower effective throughput E is incorrect it is a shared collision domain not a private broadcast domain Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 180 182 Q 24 From the DOS command prompt you are able to ping a router but are unable to telnet it What is the most likely cause of the problem The PC has a bad network interface card The IP address of the router is on a different subnet No password has been set on the router vty lines The default gateway is not set on the PC The IP address of the workstation is incorrect mow gt Answer C Explanation In order to telnet to a router a password must be set on the router s vty line Incorrect Answers A is incorrect you could not ping if there was a bad NIC B is incorrect telnet is design to allow remote connections Leading the way in IT testing and certification tools www testking com 20 640 607 D is incorrect there is no need to a default gateway to telnet E is incorrect you would not be able to ping id the IP address was wrong Steve McQuerry Interconn
94. er group 1 Incorrect Answers B is incorrect the interesting traffic was already identified the first time the dialer list 1 command was used C is incorrect the dialer map command is used to identify the router to be dialed In this case this has already been done D is incorrect there is no such thing as a dialer route command Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 398 405 Q 6 Exhibit Router A N Router B RouterA show interface s0 Serial 0 is up line protocol is down Hardware is HD64570 Internet address 10 1 1 1 Encapsulation HDLC loopback not set keepalive set 10sec Router A is connected to Router B a non Cisco router through the network cloud Using the command output shown what must be configured on Router A s interface s0 to change the line protocol from down to up no shutdown encapsulation ppp interface serial point to point clock rate 56000 Jawe Leading the way in IT testing and certification tools www testking com 640 607 Answer B Explanation To ensure that the line comes up the encapsulation type must be enabled This is done with the encapsulation ppp command Incorrect Answers A is incorrect the interface is already enable therefore this command in not required C is incorrect the serial interface has already been created this command would not solve the problem D is incorrect this will only set the clock rate
95. eration Incorrect Answers C is incorrect if this occurred this would indicate a problem D is incorrect if this occurred this would indicate a problem Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 191 193 Q 17 Which of the following statements are true regarding bridges and switches Choose three Switches are primarily software based while bridges are hardware based Both bridges and switches forward Layer 2 broadcasts Bridges are frequently faster than switches Switches have a higher number of ports than most bridges Bridges define broadcast domains while switches define collision domains Both bridges and switches make forwarding decisions based on Layer 2 addresses mim OO S Answer B D F Explanation Switches and bridges are both Data Link layer devices and make their forwarding decision based on Layer 2 addresses As a result they have a number of similar attributes Switched have a higher port density Incorrect Answers A is incorrect switches are hardware based C is incorrect switches are most often faster than bridges E is incorrect both define broadcast domains Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 21 22 Q 18 You need to add a new VLAN named ACCOUNTS to your switched network Which of the following are true regarding configuration of this VLAN Choose three A The VLAN must be created Leading the way
96. et mask below Answer 255 255 255 224 Q 312 Which command correctly configures an IP address on a Cisco router interface A router config if ip address 172 18 32 1 subnet mask 255 255 252 0 B router config if 172 18 32 1 255 255 252 0 C router config if ip address 172 18 32 1 255 255 252 0 D router config if 255 255 252 0 subnet mask 255 255 252 0 E router config if ip address 172 18 32 1 22 F router config if ip address 172 18 32 1 subnet mask 22 Answer C Q 313 Calculate the number of usable network and host addresses for 213 105 72 0 28 62 networks and 2 hosts 6 networks and 30 hosts 8 network and 32 hosts 16 networks and 16 hosts 14 networks and 14 hosts MOOAW gt Leading the way in IT testing and certification tools www testking com 172 640 607 Answer E Q 314 Which of the following is a subnet broadcast address for network 201 57 78 0 27 201 57 78 33 201 57 78 64 201 57 78 87 201 57 78 97 201 57 78 159 201 57 78 254 mm Ow gt Answer B Q 315 What is the decimal and hexadecimal equivalent of the binary number 10101010 Answer Decimal 170 Hexadecimal AA Q 316 debug ppp authentication PPP Seriali Send CHAP challenge id 34 t remote PPP Serjall CHAP challenge from P1R2 PPP Seriali CHAP response received from P1R2 PPP Seriall CHAP response id 34 received from P1R2 PPP Seriali Send CHAP success id 34 to remote PPP Seriali Remote passed CHAP authent
97. fer stage of a TCP session what can a sending host do Tm g Nw p gt Transmit 3000 bytes before waiting for an acknowledgement Transmit 4000 packets before waiting for an acknowledgement Transmit 4000 bytes before waiting for an acknowledgement Transmit 4000 segments before waiting for an acknowledgement Transmit 3000 frames before waiting for an acknowledgement Transmit 3000 packets before waiting for an acknowledgement Answer C Explanation For TCP a window size is in bytes When a window size increases the sending device can increase transmission to the new size In this case the new size 4000 bytes Leading the way in IT testing and certification tools www testking com 24 640 607 Incorrect Answers A is incorrect prior to the increase in bytes the old window size was 3000 bytes B is incorrect window size is bytes not packets D is incorrect window size is bytes not segments E is incorrect window size is bytes not frames F is incorrect window size is bytes not packets Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 213 214 Q 30 Users on network 192 168 69 0 28 are complaining that they cannot access the corporate intranet server at www inhouse com In troubleshooting this problem you find that you are able to telnet a workstation on this network to the internal webserver via its IP address What is the likely cause of this problem TCP IP failure DNS fail
98. fiber would be part of the cabling type E is incorrect 100 is the speed category in this case 100mbps Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 44 45 Q 158 Click the task button amp Place the encapsulation Place the data encapsulation steps in the proper order Order Steps Leading the way in IT testing and certification tools www testking com 97 640 607 Answer Place the data encapsulation steps in the proper order Order Steps Explanation We can also look at this as layer functions then sort Step One Physical Layer Step Two Transport Layer Step Three Application Layer Step Four Data Link Layer Step Five Network Layer Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 10 14 Leading the way in IT testing and certification tools www testking com 98 640 607 Q 159 Which command displays the interfaces using a given access list Show filters Show IP interface Show active list Show interface parameters Configure IP access list Show access list interfaces AMO AW gt Answer B Explanation The show ip interface command displays IP interface information and indicates whether any access lists are set for a specific interface Incorrect Answers A and C F are incorrect theses are not valid commands Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 324 Q 160
99. following address 238 255 255 255 IPX a SAP broadcast IP a multicast address IP areserved address IP a directed broadcast IPX a flooded broadcast MOOW gt Answer B Explanation Class D addresses multicast addresses include the following range of network numbers 224 0 0 0 to 239 255 255 255 238 255 255 255 is within this range Incorrect Answers A is incorrect this is not an IPX address C is incorrect Class E addresses research addresses and sometimes called reserved include the following range of network numbers 240 0 0 0 to 247 255 255 255 D is incorrect an IP directed broadcast would include the first 3 octets of the IP address and 255 would replace the fourth octet F is incorrect this is not an IPX address Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 223 224 Q 59 Given the configuration example Leading the way in IT testing and certification tools www testking com 42 640 607 interface ethernet0 ipx network 4a ipx access group 800 out interface ethernet1 ipx network 3d interface ethernet2 ipx network tc access list 800 permit 3d 4a Which two actions result from implementing this configuration Choose two IPX network 5c will not receive any traffic Traffic from network 3d for network 4a will be forwarded out e0 Traffic from network 3d for network 3d will be forwarded out e0 Traffic from network 3d destined for network 4
100. g and certification tools www testking com 117 640 607 Explanation Adding an access list to a router as a packet filter is a two step process First you create the list Then you apply that list to any interface that you want to filter the selected traffic Incorrect Answers C is incorrect an existing access list is bound to the interface D is incorrect there is no need to copy an access list an access list can be bound to multiple interfaces Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 310 311 Leading the way in IT testing and certification tools www testking com 118 640 607 Q 191 Which command displays access list 111 A Show access list 111 B Show IP access list 111 C Display IP address list 111 D Display access list 111 details Answer A Explanation To display the contents of access list 11 the show access list 111 command would need to be used Incorrect Answers B is incorrect to show the contents of all ip access lists the show ip access lists command is required There is no need to specify the specific access list C and D are incorrect with a Cisco device whenever you want to display something a show command will be used Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 324 6 Q 192 Assuming no subnetting which two pieces of information can be derived from the IP address 144 132 25 10 Choose Two It
101. g com 79 640 607 Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 163 165 Q 126 What is a backoff on an 802 3 network A It is latency in store and forward switching B It is the time used for token passing for machine to machine C It is the retransmission delay that is reinforced when a collision occurs D It is the result of two nodes transmitting at a same time the frames from each transmitting device collide and are damaged Answer C Explanation Backoff is done when a collision occurs Those trying to transmit at the same time back off and attempt to retransmit at a later time A 802 3 network uses collision detection so that the transmitters are notified of the collision Then using a random calculated wait time re transmission occurs By using a random wait time hopefully both transmitter wait a different amount of time and do not attempt simultaneous transmission again Incorrect Answers A is incorrect back off occurs after a collision has occurred and is not latency stored and forward switching B is incorrect has nothing to do with the passing of the token D is incorrect back off is used to prevent another collision Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 16 17 Q 127 You have just issued an erase startup config command and reloaded your router In which mode will your router be when you reboot A Setup B Start
102. g details MOOW gt Leading the way in IT testing and certification tools www testking com 58 640 607 Answer B Explanation The show ipx interface command shows the status of the IPS interface and IPS parameters configured on each interface This includes the IPX address Incorrect Answers A is incorrect there is no such command as show ipx addresses C is incorrect the ipx network command is used to enable IPX routing on a particular interface The lt number gt parameter is used to identify the network that IPX is enabled on D is incorrect whenever you want to display something on a Cisco interface you use a show command There is no such command as display ipx addresses E is incorrect there is no such command as show ipx routing details To show the contents of a routing table you would use the show ipx route command Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 345 347 Q 89 Which commands should you use to enable IGRP routing A router igrp 100 network 192 168 1 0 network 10 0 0 0 B router igrp 100 network 192 168 1 0 network 10 2 0 0 C router igrp 100 network 192 168 1 0 192 168 1 1 network 10 2 0 0 10 2 1 1 D router igrp 100 network 192 168 1 0 255 255 255 0 network 10 2 0 0 255 255 0 0 Answer A Explanation To enable IGRP you use the router igrp and network commands Please note an autonomous system number must follow the router igrp command
103. g information maintenance and verification Incorrect Answers A is incorrect a router does not route based on application B is incorrect the number of packet has no relevance to routing decisions D is incorrect the number of routers has no relevance to routing decisions Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 250 251 Q 186 Which symbol in the router prompt indicates you are in the privileged mode A gt B C D Answer C Explanation On a router the privileged mode is indicated by a prompt Leading the way in IT testing and certification tools www testking com 115 640 607 Incorrect Answers A is incorrect the user mode is indicated by a gt prompt B and D are incorrect this are not valid router prompts Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 69 70 Q 187 Which statement about half duplex Ethernet operation is true A With half duplex transmission frames feed into a single cable in one direction at a time B Half duplex transmission between stations is achieved by using point to point Ethernet and fast Ethernet connection C Half duplex transmission between stations is achieved by using point to multi point Ethernet and fast Ethernet connection D Half duplex Ethernet technology provides a transmit circuit connection wired directly to the receiver circuit at the other end of the connection Answer A
104. g router network 192 168 5 0 RouterA config router network 172 16 0 0 RouterB RouterB RouterB RouterB config router igrp 101 config router network 192 168 3 0 config router network 192 168 6 0 config router network 192 168 7 0 Po eg RS te Given the router configuration shown which networks will be found in RouterB s routing table assuming a properly configured network A 192 168 3 0 192 168 4 0 192 168 5 0 192 168 6 0 192 168 7 0 172 16 0 0 B 192 168 3 0 192 168 6 0 192 168 7 0 C 192 168 3 0 192 168 4 0 192 168 5 0 192 168 6 0 Leading the way in IT testing and certification tools www testking com 3l1 640 607 192 168 7 0 D 172 16 0 0 E 192 168 3 0 192 168 4 0 192 168 5 0 Answer A Explanation IGRP routing table contains all directly connected networks and those learned by IGRP As Router A and Router B share a directly connected network thus they will share routing tables Incorrect Answers B is incorrect Router B s routing table will also contain the networks that are directly connected to Router A C is incorrect the routing table will also contain 172 16 0 0 D is incorrect the routing table will also contain all of the associated 192 168 0 0 E is incorrect the routing table would also contain the other 192 168 0 0 IPs and the 172 16 0 0 Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 page 288 Q 41 What
105. he highest bandwidth and reliability The lowest administrative distance oO gt Answer B Q 273 Diagram Leading the way in IT testing and certification tools www testking com 157 640 607 Gibraltar Lisbon TFTP Server 192 168 15 00 20 192 168 15 00 20 EO 192 168 15 8 192 168 15 62 255 255 255 192 Default Gateway 192 168 15 8 192 168 15 00 20 A network administrator has installed a new router in the Lisbon office and is unable to backup the IOS image of the new router to a TFTP server located in the Gibraltar office Given the network diagram identify the source of the problem Incorrect default gateway of the tftp server Incorrect subnet mask of the tftp server Incorrect IP address of the tftp server Incorrect IP address on EO of the Gibraltar server moO gt Incorrect subnet mask on the Lisbon router Answer E Q 274 What is the correct command to change the bandwidth of the interface to 64K bandwidth 64 band width 64 bandwidth 64000 band width 64000 bandwidth 64K mow gt Answer A Leading the way in IT testing and certification tools www testking com 158 640 607 Q 275 Which Frame Relay feature is responsible for transmitting keepalives to ensure that the PVC does not shut down because of inactivity DLCI BECN FECN LMI CIR de ce i ae Answer D Q 276 Which connection allows the use of full duplex Ethernet Choose thr
106. he holddown timer expires an update is received from a different neighboring router with a poorer metric the update is ignored Ignoring an update with a poorer metric when the holddown is in effect allows more time for the knowledge to change to propagate through the network 4 During the holddown period routes appear in the routing table as possible down Routers remain in holddown until one of the following events occurs the holddown expires another update is received indicating a new route with a better metric and a flush timer which is the time a route would be held before being removed removes the route from the routing table Incorrect answers B C D and G are incorrect none of these situations will remove a holddown timer Leading the way in IT testing and certification tools www testking com 44 640 607 Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 269 273 Q 62 Which two statements about IP RIP are true Choose two It limits hop counts to 31 It is a link state routing protocol It uses autonomous system numbers It is capable of load sharing over multiple paths It uses bandwidth as the metric for path selection It broadcasts updates every 30 seconds by defaults mim oO Ww gt Answer D F Explanation Key characteristics of RIP include the following it is a distance vector protocol hop count is used as the metric for path selection maximum allowa
107. he show ip route command displays the contents of the ip routing table D is incorrect the show interface command displays the serial interface configuration F is incorrect this is not a valid command Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 324 325 280 and 106 Q 45 Which of the following commands applies to an access control list to a router interface permit access list 101 out ip access groups 101 out apply access list 101 out access class 101 out ip access list e0 out MOOW gt Answer B Explanation In order for an access list to be activated the ip access group command must be used This command activates the ip access list on an interface Before you use the ip access group command you must take care to ensure that you have configured an access list If you do not the result will be permit any Incorrect Answers A C E are not valid commands Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 page 305 Q 46 Exhibit Router show access list Extended IP access list 105 deny tcp any 172 30 24 64 0 0 0 63 eq smtp deny tcp any any eq telnet Router show ip interface e0 EthernetO is up line protocol is up Internet address is 172 17 9 60 24 Broad address is 255 255 255 255 Address determined by setup command MTU is 1500 bytes Helper address is not set Directed broadcast forwarding is enabled Outgoing access list is 105 Inbound access list
108. home area Although not all areas have ISDN either ISDN is more common D is incorrect a modem will be cheap enough but can NOT handle large data transfers it will be too slow Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 43 45 Q 198 What does the Frame Relay switch use to distinguish between each PVC connection Leading the way in IT testing and certification tools www testking com 122 640 607 A Data link connection identifier DLCIs B CNs C FECNs D Local management interface LMI Answer A Explanation The DLCI Data Link Connection Identifier is a number that identifies the logical circuit between the router and the Frame Relay switch The Frame Relay switch maps the DLCIs between each pair of routers to create a PVC DLCIs have local significance in that the identifier references the point between the local router and the Frame Relay switch which it is connected Incorrect Answers B is incorrect CN does not exist C is incorrect a Forward Explicit Congestion Notification FECN is a notification of congestion problems occurs D is incorrect LMI is a signaling standard between the router device and the Frame Relay switch and is not an addressing method Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 414 416 Q 199 You telnet to a host on a remote network Which MAC address will be present in the ARP table when you issue th
109. hub Which solution would best decrease congestion on the network A Add a second hub B Replace the hub with a router C Replace the hub with a switch D Replace the hub with a repeater Answer B Explanation A router would break each segment into their own collision domains and broadcast domains This would reduce network congestion the most Incorrect Answers A is incorrect there will still be one collision domain which would mean that the network would still be congested C is incorrect if money were a factor in your solution to network congestion then this would be the best option D is incorrect a repeater does not affect congestion Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 20 27 Q 102 What is the distance limitation for 100BaseT A 607 ft B 25 meters C 1000 ft D 100 meters E 185 meters Leading the way in IT testing and certification tools www testking com 66 640 607 Answer D Explanation A 100BaseT cable cannot be any longer than 100 meters Incorrect Answers A B C amp E are wrong Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 page 45 Q 103 Which command sets the clock rate to 56 Kbps on serial0 A clockrate 56 B clock rate 56 C clockrate 56000 D clock rate 56000 E set clockrate 56 F serial 10 clockrate 56 G clock rate 56000 serial 10 Answer D Explanation The proper syntax to set the clock r
110. ication PPP Seriali Passed CHAP authentication PPP Seriall Passed CHAP authenticaton with remote Based on the debug output shown what type of handshake occurred for PPP authentication A one way B two way C three way D no handshake required during authentication Leading the way in IT testing and certification tools www testking com 173 640 607 Answer C Q 317 What does the word any mean in the following extended access list statement access list 101 permit ip any 192 168 69 0 0 0 0 255 eq tcp A check any of the bits in the source address B permit any wildcard mask for the address C accept any source address D check any bit in the destination address E permit 255 255 255 0 0 0 0 F accept any destination address Answer C Q 318 Which command sends and receives ICMP echo messages to verify connectivity from host to host A ping B tracert C netstat D show cdp neighbors details E show ip route F traceroute Answer A Q 319 At which OSI layer is the best path to a network determined A Data Link B Network Leading the way in IT testing and certification tools www testking com 174 640 607 C Physical D Presentation E Session F Transport Answer B Q 320 Which layer in the TCP IP model corresponds to the OSI network layer A Application B Transport C Internet D Network E Physical Answer C Q 321 You are the network administrator of the Tasti Treats Cere
111. imum of 126 hosts Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 233 236 Q 137 In Cisco IOS software which command displays the backup configuration A show flash B show version C show tftp config D show backup config E show startup config Answer E Explanation This shows the startup configuration in NVRAM which is the backup for the running configuration that runs in RAM Incorrect Answers A is incorrect show flash command lists the contents of the flash showing the IOS images that are stored Remember the backup configuration is in the NVRAM not Flash nor RAM B is incorrect this command shows information on the running configuration C is incorrect this is not a valid command C is incorrect this is not a valid command Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 98 99 131 Q 138 What are the characteristics of UDP A It is reliable and acknowledged B It is unreliable and acknowledged It is reliable and unacknowledged D It is unreliable and unacknowledged Answer D Explanation UDP is connectionless and unacknowledged protocol Although UDP is responsible for transmitting messages no checking for segment delivery is provided at this layer UDP depends on upper layer protocols for reliability Incorrect Answers Leading the way in IT testing and certification tools www testking com 86 640 607 A is incor
112. in IT testing and certification tools www testking com 15 640 607 The VLAN must be named An IP address must be configured for the ACCOUNTS VLAN The desired ports must be added to the new VLAN The VLAN must be added to the STP domain pr Oe Answer A B D Explanation To add a VLAN there are a number of things that must be done First it must be created then named and assigned ports Incorrect Answers C is incorrect IP addresses do not need to be configured for VLANs D is incorrect the VLAN does not need to be added to the STP domain Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 195 199 Q 19 Exhibit At what point in the frame shown in the diagram is the store and forward switching decision made A A B B C C D D Answer D Explanation When store and forward is employed the complete frame must be first received Incorrect Answers Leading the way in IT testing and certification tools www testking com 16 640 607 A is incorrect in a switched environment the frame will not be immediately sent B is incorrect this is the point at which the cut through mode will start sending a frame C is incorrect this is the point at which the fragment free mode start sending a frame Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 162 163 Leading the way in IT testing and certification tools www testking com 17 64
113. ing com 102 640 607 B show flash C show Config D show version Answer D Explanation the show version command displays information about the system hardware the software version the names and sources of the configuration files and the boot images Incorrect Answers A is incorrect is not a valid command B is incorrect the show flash command displays the contents of the Flash memory which includes the image filenames and sizes C is incorrect the show config command displays the configuration profile from which the command is entered Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 78 131 and 466 Q 168 The exhibit shows the Cisco routers startup messages Which group of messages identifies the router components that you can configure during set up the initial system configuration A System Bootstrap Version 11 3 1 XA PLATFORM SPECIFIC RELEASE SOFTWARE fc1 Copyright c 1998 by cisco Systems Inc CS2600 platform with 32768 Kbytes of main memory B Rp pm 1 bf program load complete entry point 0x800008000 size Oxef4e0 Self decompressing the image AAH RH E H H R E ETE THT TTT OK C Notice NVRAM invalid possible due to write erase program load complete entry point 0x80008000 size 0x415b20 Self decompressing the image 7HAHEHHHHA HAHAH HH HHH EHH HAHAHAHA EERE TERE EEE EET EEE EERE EEE EEE EAA OOK J Restricted Rights Legend abridged D Cisco Interne
114. inute s IPX type 20 propagation packet forwarding is disabled Incoming access list is not set Outgoing access list is not set IPX helper access list is not set SAP GNS processing enabled delay 0 ms output filter list is not set SAP Input filter list is not set SAP Output filter list is not set SAP Router filter list is not set Input filter list is not set Output filter list is not set Router filter list is not set Netbios Input host access list is not set Netbios Input bytes access list is not set Netbios Output host access list is not set Netbios Outpus bytes access list is not set Updates each 60 seconds aging multiple RIP 3 SAP 3 SAP interpacket delay is 55 ms maximum size is 480 bytes RIP interpacket delay is 55 ms maximum size is 432 bytes IPX accounting is disabled IPX fast switching is configured enabled RIP packets received 0 RIP packets sent 1 SAP packets received 0 SAP packets sent 1 What is the Layer 2 address as shown in the output of the show ipx interface e0 command 6F2C 0000 0c 5d b35e Oc5d b363 0000 0c5d b363 6F2C 0000 0c5d b363 min OO gt Answer E Explanation An IPX address is composed of two parts the network number and the node number For IPX the node number is usually obtain from MAC address of the network interface In this case the network number is 6F2C and the node number MAC address is 0000 0c5d b363 Incorrect Answer
115. ion In cut through mode the switch checks the destination address DA as soon as the header is received and immediately begins forwarding the frame Depending on the network transport protocol being used connection or connectionless orientate there is a significant decrease in latency from input port to output port The delay in cut through switching remains constant regardless of the size of the frame because this switching mode starts to forward the frame as soon as the switch reads the DA Incorrect Answers A is incorrect Symmetric switching provides evenly distributed bandwidth to each port while asymmetric switching provides unlike or unequal bandwidth between some ports Leading the way in IT testing and certification tools www testking com 107 640 607 B is incorrect this is not a true statement C is incorrect store and forward switching increases latency Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 162 163 http www cisco com univercd cc td doc cisintwk ito_doc lanswtch htm Q 173 Exhibit 172 20 7 160 10101100 00010100 00000111 10100000 Host a 255 255 255 192 11111111 11111111 11111111 11000000 Mask The exhibit shows an IP address and its subnet mask What is the last available host address for this IP subnet A 172 20 7 255 B 172 20 7 197 C 172 20 7 190 D 172 20 7 129 E 172 20 255 255 Answer C Explanation In order to determine the last availab
116. is a Class C address It is a Class B address The network address is 144 0 0 0 The network address is 144 132 25 0 The host portion of the address is 25 10 MOAW gt Answer B E Explanation This is a class B address 128 191 is the range for the first octet in a class B range The subnet mask is 16 bit Incorrect Answers A is incorrect this is a class B address C and D is incorrect the network address is 144 132 Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 222 227 Leading the way in IT testing and certification tools www testking com 119 640 607 Q 193 Given the following criteria for granting access from a remote site to your LAN restrict access on interface E0 E0 128 12 22 55 Deny access to telnet FTP All other types of operations Which line should come last in configuring your access list A Access List 101 B Access List 101 deny EO telnet FTP C Access list 101 allow all except FTP telnet D Access list 101 permit IP 0 0 0 0 255 255 255 255 any E Access List 101 deny IP 128 12 22 55 TCP EQ 20 21 23 Answer D Explanation D is correct it will permit all other traffic and protocols to pass This question seems to lack some information Usually you want to deny access to functions on an IP address and allow other data to pass One thing to remember is that when using an access list anything that is not matched is denied That means that If we restrict
117. is not a valid command combination D is incorrect this actually copies the IOS image from the RAM to the NVRAM which is the exact opposite of what the question asked Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 page 133 Q 108 Which command allows the user to see a system message when logging into a router A Banner MOTD B Message MOTD C Banner Message D Message Banner Answer A Explanation In order for a user to see a message when the log into a router a message of the day will need to be employed The command to do this is banner motd Incorrect Answers B is incorrect the command is banner not message C is incorrect the proper parameter is motd not message D is incorrect this is an invalid command Leading the way in IT testing and certification tools www testking com 69 640 607 Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 101 102 Q 109 Which line from a show spantree 1 command output indicates that virtual LAN1 VLAN1 is functioning properly A Root port is fast Ethernet 0 26 B Port Ethernet 0 1 of VLAN is forwarding C Designated port is Ethernet 0 1 path cost 10 D Designated root has priority 0 address 00D0 588F B600 E VLAN is executing the IEEE compatible spanning tree protocol Answer E Explanation To determine if the VLAN is functioning properly on will need to examine the first line of the output That is VL
118. ith the specifications following The routers are named Hard Soft and Mineral RIP is the routing protocol The clocking is provided on the serial 0 interface The secret password on the Mineral router is cisco The subnet mask on all interfaces is the default mask The IP addresses are listed in the chart Hard EO 192 168 149 1 SO 192 168 199 1 Sof EO 192 168 55 1 0 192 168 101 1 1 192 168 199 2 Mineral E0 192 168 65 1 1 192 168 1072 Lab A Lab B Lab C Name Hard Name Soft Name Mineral EO 192 168 149 1 EO 192 168 55 1 EO 192 168 65 1 S0 192 168 199 1 S0 192 168 101 1 1 192 168 101 2 1 192 168 199 2 Secret Password cisco HestA HostB HostC HostD Host E Host F Answer Unknown Leading the way in IT testing and certification tools www testking com 182
119. ith the frame size D Is wrong because it waits for the complete name and not merely the destination address Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 page 162 Q 234 You are configuring a new catalyst switch that you want to manage remotely from workstations on other network segment within your enterprise Which of the following are required to allow remote management of the switch over IP Choose two The Frame Relay encapsulation on the physical interface The local DLCI on each subinterface An IP address on the physical interface YAW gt The subinterface type as point to point Answer C Q 235 Which sequence of actions will allow telnetting from a user s PC to a router using TCP IP Connect the PC s COM port to the router s console port using a straight through cable Connect the PC s COM port to the router s console port using a crossover cable Connect the PC s COM port to the router s Ethernet port using a straight through cable Connect the PC s Ethernet port to the router s Ethernet port using a crossover cable Connect the PC s Ethernet port to the router s Ethernet port using a rollover cable Connect the PC s Ethernet port to the router s Ethernet port using a straight through cable uN gt Answer D Leading the way in IT testing and certification tools www testking com 144 640 607 Q 236 Full Duplex Ethernet can operate between which of the following
120. le host you will need to draw a vertical line just after the last contiguous subnet mask 1 bit On the next line write the address that it to the left of the line and then to the right of the line place all 1s in the remaining spaces until the last free space Place a 0 in this place Convert the binary to dotted decimal and this will be the last available host In this case the binary would be 10101100 00010100 00000111 10 111110 This converts to 172 20 7 190 Leading the way in IT testing and certification tools www testking com 108 640 607 Incorrect Answers A is incorrect this is the IP that would be used to send a broadcasts to all host of the 172 20 7 subnet B is incorrect with the facts of this question this is not a valid IP D is incorrect this is the IP address used to send a message to all hosts on the 172 20 network Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 232 234 Q 174 What is the bit length and expression form of a MAC address A 24 bits expression as a decimal number B 24 bits expression as a hexadecimal number C 36 bits expression as a binary number D 48 bits expression as a decimal number E 48 bits expression as a hexadecimal number Answer E Explanation The MAC address is a 48 bit address expressed as 12 hexadecimal digits The first 24 bits or 6 hexadecimal digits of the MAC address contain a manufactures identification or vendor code also known as
121. mode Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 162 163 Q 123 Switching methods include cut through store and forwarded and a modified version of the first two methods Which statement about switching methods is true A The stored and forward method has low latency B The cut through method and switching has high latency C The modified version holds the packet in memory until 50 of the packet reaches the switch D The modified version holds the packet in memory until the data portion of the packet reaches the switch Answer D Explanation The modified cut through also known as fragment free the switch reads into the first 64 bytes before forwarding the frame Incorrect Answers A is incorrect Store and Forward has HIGH latency B is incorrect Cut Through has LOW latency C is incorrect it is not 50 In the modified version the frame transmission does not start until the first 64 bytes are read Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 162 163 Leading the way in IT testing and certification tools www testking com 78 640 607 Q 124 Which technology do catalyst switches use to resolve topology loops and ensure data use flows properly through a single network path A Virtual LANs B Frame filtering C Cut through switching D Spanning tree protocol Answer D Explanation Spanning Tree protocol builds ONE path thr
122. mow gt Answer C Configure terminal type Enter protocol parameters for a serial line Create a password on the console terminal line Establish a terminal type 4 connection to a remote host Change from configuration mode to console privilege mode Leading the way in IT testing and certification tools www testking com 114 640 607 Explanation If you want to prevent unauthorized people from logging into your router then you should use the line console command After this you will need to enter a password Incorrect Answers A is incorrect line console 0 command is for configuring the console password not its type B is incorrect this command is used for console and not a serial line D is incorrect this command is not used to establish connection to a remote host E is incorrect to change from configuration mode to console privilege mode you would use CNTL Z Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 102 103 Q 185 Which information must a router have in order to perform proper and efficient routing A Destination application of an incoming packet B Number of other packets in a single flow of data C Destination network address of an incoming packet D Number of routers that know a path to the destination Answer C Explanation A router needs the following information to route packets destination address information sources possible routes best routes and routin
123. n the application layer Domain for DNS Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 20 29 Q 216 Which type of LAN segmentation device enables high speed data exchange Hub Bridge Switch Repeater Jawe Answer C Explanation A switch can be used to gain high speed data transfer between segments especially when cut through is used The internals of the switch are specifically designed for high speed transfer even with high volumes Incorrect Answers A is incorrect a hub causes the segment to be shared and collisions slow down the segment A hub does not cause segmentation B is incorrect a bridge usually separates a small amount of segments and with large amounts of data transfer across the bridge the bridge can become a bottleneck D is incorrect a repeater extends the distance of the segment by amplifying electrical signals but does not segment the LAN Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 32 38 Q 217 Leading the way in IT testing and certification tools www testking com 132 640 607 Click the task button Place the name of OSI layer next to its description Place the name of the OSI layer next to its description OSI Layer name Description This layer segments and reassembles data into a place here data stream This layer manages device addressing tracks the place here location of devices on the network
124. nable IP RIP version 1 on a router A Router RIP network 172 16 1 0 network 10 1 0 1 B Router RIP network 172 16 0 0 network 10 0 0 0 C Router RIP network 172 16 1 0 172 16 1 1 network 10 1 0 0 10 1 1 1 D Router RIP network 172 16 1 0 265 255 255 0 Network 10 1 0 0 255 255 0 0 Answer B Explanation To enable RIP version 1 not only does the router rip command need to be used but also it must be followed by the network command The network command must be issued for each directly connected network The network command must be followed by a valid network address Leading the way in IT testing and certification tools www testking com 140 640 607 Incorrect Answers A is incorrect is this series of commands the network 10 1 0 1 is not a valid command C is incorrect if 4 networks are directly connected they must have their own network command D is incorrect there is no need to include a subnet mask with a network command Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 278 9 Q 228 Which one method for transporting frames through a switch which checks the destination address in the frame header immediately begins forwarding the frame What is this frame transmission method called A CSMA CD B FULL DUPLEX C CUT THROUGH D HALF DUPLEX E FRAGMENTATION F STORE AND FORWARD Answer C Explanation In cut through mode the switch checks the destination address DA as s
125. nd certification tools www testking com 640 607 Answer A Explanation The key to answering this question is Serial0 is down This indicates that the actual serial inerface is down Thus there is a problem with the physical layer Incorrect Answers B is incorrect the exhibit does not indicate a problem with the data link layer C is incorrect the exhibit does not indicate a problem with the network layer D is incorrect if the output just indicated that line protocol is down then a their would be a problem with the line protocol If this was the only problem then there would ve been a problem with the transport layer Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 107 110 Q 16 Exhibit Given the network diagram assume that ports 1 through 3 are assigned to VLANI and ports 4 through 6 are assigned to VLAN2 on each switch The switches are interconnected over a trunked link Which of the following conditions would verify proper VLAN and trunk operation Choose three A Host 1 1 can ping Host 1 2 B Host 1 1 can ping Host 4 2 Leading the way in IT testing and certification tools www testking com 14 640 607 C Host 1 1 can not ping Host 1 2 D Host 4 1 can not ping Host 1 2 E Host 4 1 can ping Host 4 2 Answer A B and E Explanation If hosts from the different VLANs can ping each other then you can confirm the proper VLAN configuration and truck op
126. nd interference which in turn reduces the number of collisions Incorrect Answers B is incorrect switches are design to REDUCE collisions and not increase them D is incorrect when a switch segments a network it increase the number of domain and it does not reduce them E is incorrect a switch neither increase nor decreases the broadcast domains Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 30 31 Q 226 Leading the way in IT testing and certification tools www testking com 139 640 607 What is an example of a valid MAC address A 192 201 63 251 B 19 22 01 63 25 C 0000 1234 FEG D 00 00 12 34 FE AA Answer D Explanation MAC address is a uniquely assigned address to each device on the network The MAC address is 48 bit in length and are expressed as hexadecimal digit The first 6 digits specify the manufacturer ID and the remaining 6 are unique to host No two MAC addresses can be same In addition MAC addresses are usually comprised of 6 pairs each pair can be two number two letters or a combination of a number and a letter Incorrect Answers A is incorrect 192 201 63 251 contains to many number and is an IP address B is incorrect there only 6 pair combinations in 19 22 01 63 25 C is incorrect 0000 1234 FEG is short one letter or one number Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 page 20 Q 227 Which command would you use to e
127. networks not the directly subnets Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 278 279 Q 68 A router on one side of a PPP link uses the host name RTR1 and the password CORP1 PWD Which configuration line on RTR1 enables the connection between RTR1 and other router named RTR2 A Username RTR2 password CORP1 PWD B Username RTR1 password CORP1 PWD C Username RTR2 password CORP2 PWD D Username RTR1 password CORP2 PWD Answer A Explanation We specify the username of the peer router with the password of the host router Incorrect Answers B C and D are incorrect the username needs to be the peer router and the password needs to be the password of the hosting router Leading the way in IT testing and certification tools www testking com 48 640 607 Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 380 382 Q 69 Which two statements about a bridge are true Choose two A A bridge floods multicasts B A bridge floods broadcasts C A bridge does not flood multicasts D A bridge does not flood broadcasts Answer A B Explanation A bridge must send all multicasts and broadcast to all ports since there is only one broadcast domain Incorrect Answers C and D are incorrect because a bridge DOES flood broadcasts and multicats Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 page 22 Q 70 What is th
128. ng protocol for autonomous system 100 A Router config igrp 100 B Router config network 100 C Router config router igrp 100 D Router config enable igrp 100 Answer C Explanation To enable IGRP as a routing process one uses the router igrp command This command must include the AS number within it Thus the command to set IGPR for AS 100 is router igrp 100 Incorrect Answers A is incorrect igrp 100 is not a valid command B is incorrect the network command it used to identify what network the AS is directly connected to In this case network 100 the command is wrong as it contain the AS number and not the network number D is incorrect the enable command is used for entering privilege mode Further the enable command does not use the AS number Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 285 286 and 69 Q 203 The ICMP referred to in RFC 1700 is implemented by all TCP IP hosts A TRUE B FALSE Answer A Explanation This is a requirement because ICMP is has other uses besides ping for example destination unreachable or when ICMP is sent to provide better routing information Leading the way in IT testing and certification tools www testking com 125 640 607 Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 217 218 Q 204 IPX traffic using different encapsulation types can go over the same datalink A TRUE B FALSE Ans
129. nt Packet Frame Bit Answer F Leading the way in IT testing and certification tools www testking com 151 Q 256 640 607 In what switch mode read first part of frame with destination address and send frame immediately A Store and forward B Cut through C Fragment free Answer B Q 257 Which of the following are benefits of VLANs Choose threee am OO wp They increase the size of collision domains They allow logical grouping of users by function They enhance network security They increase the size of broadcast domains while decreasing the number of broadcast domains They increase the number of broadcasts domain while decreasing their size The simplify switch administration Answer B C E Q 258 What are the advantages of using the OSI layered network model Choose three mow gt Allows multiple vendor development through standardization of network components Creates a list of communication rules that all companies must implement to get onto the Internet Allows various types of network hardware and software to communicate Prevents changes in one layer from affecting other layers so it does not hamper development Allows companies to develop proprietary interfaces Answer A C D Leading the way in IT testing and certification tools www testking com 152 640 607 Q 259 Which of the following describes isdn bri servie 2d b 23d b 2b d 23b d
130. onsible for communicating between multiple broadcast domains Note that at Layer 2 an interface uses ISL to communicate with a switch Incorrect Answers A is incorrect the router requires ISL C is incorrect the router does not change the security settings D is incorrect the router will not route a nonroutable protocol into the VLAN E is incorrect without a router inter VLAN communication is impossible Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 241 244 Q 64 What are four ways that Fast Ethernet compares to 10BaseT Ethernet Choose four Fast Ethernet uses the Same Maximum Transmission Unit MTU Fast Ethernet is based on an extension to the IEEE 802 3 specification Fast Ethernet uses the same Media Access control MAC mechanisms Fast Ethernet preserves the frame format that is used by 10BaseT Ethernet Fast Ethernet offers a speed increase one hundred times that of the 10BaseT Ethernet mow gt Answer A B C and D Explanation Fast Ethernet shares a great deal of similarities with 10BaseT Ethernet These similarities are the same MTU same MAC mechanism and frame format Fast Ethernet is based on IEE 820 3u which is an extension to IEE 820 3 Incorrect Answers E is incorrect its speed 10 times faster not 100 times Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 44 45 Q 65 Which configuration mode and command combination
131. oon as the header is received and immediately begins forwarding the frame Depending on the network transport protocol being used connection or connectionless orientate there is a significant decrease in latency from input port to output port The delay in cut through switching remains constant regardless of the size of the frame because this switching mode starts to forward the frame as soon as the switch reads the DA Incorrect Answers A is incorrect CSMA CD is not a method of transporting frames Rather it is a set of rules that are used to determine how network devices will respond to two different devices attempting to communicate on a data channel at the same time B is incorrect Full duplex refers to how two switches communicate with each other In this case there is a transmission of data in two directions at the same time D is incorrect half duplex refers to how two switches communicate with each other With half duplex the communication can only be in one direction and if not a collision will occur E is incorrect this is not a method of frame communication F is incorrect in store and forward the entire frame must first be received before it can be forwarded on Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 162 5 Q 229 Which two statements about the Frame Tagging are true Choose two Leading the way in IT testing and certification tools www testking com 14 640 607
132. ore trustworthy it is Static routes have a default distance of 1 IGRP has a default distance of 100 and RIP has a default distance of 120 Incorrect Answers A is incorrect IGRP does not have the lowest administrative distance C is incorrect RIP does not have the lowest administrative distance in fact it has the highest D is incorrect as the administrative distance differ there can be no load balancing Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 256 258 Q 37 Which parameter must be supplied when initializing the IGRP routing process connected network numbers IP address mask metric weights autonomous system number registered administrative id mow gt Answer D Leading the way in IT testing and certification tools www testking com 29 640 607 Explanation IGRP requires an autonomous system number The autonomous system number must be entered directly after the router igrp command and before the network command Incorrect Answers A is incorrect the network command is used to identify the directly connected networks but this is done after the autonomous system number B is incorrect the IP address mask is not required C is incorrect metric weights are not required E is incorrect registered administrative id is not required Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 page 285 Q 38 Which of the following protocols utilize
133. orward cut through and fragment free When store and forward is used the switch must receive the whole frame before it can be forwarded During a cut through operation the switch forwards the frame once it receives the Destination Address Finally the fragment free mode reads the first 64 bytes before forwarding the frame Incorrect Answers A and B are incorrect these are transmission modes of whether the transmission is done one way at at time half Duplex or simultaneous two way Full Duplex C is incorrect this is a physical transmission medium typically used in Ethernet LANs E is incorrect there is a fragment free mode not a fragment mode Leading the way in IT testing and certification tools www testking com 47 640 607 Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 162 163 Q 67 In order to enable RIP which two tasks need to be performed Choose two A Specify the routing protocol B Configure static Rip routes C Specify directly connected subnets D Specify directly connected networks Answer A D Explanation In enable a router with RIP it takes two basic steps select the routing protocol and identify the networks that the router is directly connected to These steps are achieved with the commands router rip and network Incorrect Answers B is incorrect there is no such thing as a static RIP route C is incorrect with RIP you specify the directly connected
134. other Ethernet switch A Cable 1 B Cable 2 C Cable 3 D Cable 4 Answer C Explanation A crossover cable must be used to connect similar devices A crossover cable crosses the critical pairs in order to align transmit and receive signals Incorrect Answers A is incorrect the critical pairs are not twisted B is incorrect the critical pairs are not twisted D is incorrect the critical pairs are not twisted Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 page 51 Leading the way in IT testing and certification tools www testking com 23 Q 28 640 607 Which command displays all routed protocols and the interfaces on which the protocol is enabled a Ee p show protocols show protocol brief show interfaces protocol show interfaces show routed show routed interfaces Answer D Explanation The show interfaces command displays statistics fro all interfaces configured on the switch This information is displayed by interface and includes the routing protocols Incorrect Answers A is incorrect this is not a valid command B is incorrect this is not a valid command C is incorrect this is not a valid command E is incorrect this is not a valid command F is incorrect this is not a valid command Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 80 81 Q 29 If windows size is changed from 3000 to 4000 during the data trans
135. ough all the nodes and eliminates any loops Anything sent along the tree will not encounter any loops because the protocol will eliminate any loops Incorrect Answers A is incorrect VLANs is not a loop resolution technology B is incorrect Frame Filtering is not a loop resolution technology C is incorrect Cut Through switching is not a loop resolution technology Rather it is a form of forwarding Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 155 160 Q 125 Which two statements are true Choose two A Ethernet 802 3 utilizes a half duplex method for data transfer B In a 100mbps point to point connect a full duplex connection can provide 400mbs of data transfer C Ethernet switches can use the full duplex mode to connect multiple nodes on a single port office switch D Full duplex Ethernet takes advantage of UTP using one pair of transmission and other pair for reception Answer A and d Explanation Half duplex Ethernet is most often found in a 802 3 network and full duplex achieves data transmission by using one pair to receive data and another to send data Incorrect Answers B is incorrect in full duplex you can maximize up to double by transmitting and receiving at the same time for a nominal maximum throughput of 200mbps C is incorrect when running full duplex only one device can be attached to the port Leading the way in IT testing and certification tools www testkin
136. ovided 1 Neighbor device ID 2 Layer 3 protocol information ie IP address 3 Local interface and Port identifiers of the neighbors remote ports 4 The hold time in seconds 5 Devices capabilities 6 Device Platform 7 IOS type and version Incorrect Answers D and E are incorrect you only display ONE address Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 116 119 Q 201 Which statement about the flow control function of TCP is True A TCP makes no effort to check for lost or duplicate data packets B The application layer must sequence data packets when using TCP C TCP controls the flow of UDP data through negative acknowledgements NAK D TCP is a connection oriented protocol that acknowledges receipt of data packets and is considered reliable Answer D Leading the way in IT testing and certification tools www testking com 124 640 607 Explanation Connection oriented protocols are reliable as the usually acknowledge the receipt of data packets TCP is connection oriented Incorrect Answers A is incorrect TCP is connection oriented and guarantees packet delivery and order B is incorrect TCP is connection oriented and guarantees packet ordering C is incorrect TCP does not mix with UDP a different transport protocol Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 29 and 207 Q 202 Which command sets IGRP as the routi
137. r flood or copy the frame into another segment Incorrect Answers A is incorrect the forwarding table does not contain a list of IP address Rather it contains a list of devices that it is connect to and on which segment each device resides B is incorrect if the destination device is unknown to the bridge the bridge forwards the frame to all segments except the one on which it was received This process is known as flooding D is incorrect the device maintains a list of the data link layer addresses for host connected to its network segment Leading the way in IT testing and certification tools www testking com 137 640 607 Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 page 22 Q 223 Which two statements about a reliable connection oriented data transfer are true Choose two A Recipients acknowledge receipt of data B When buffers are filled to capacity datagrams are discarded and not re transmitted C Windows are used to control the amount in outstanding acknowledged data segments D If the segments timer expires between receipt of an acknowledgement the sender drops the connection E The receiving device waits for acknowledgements from the sending device before accepting more data segments Answer A C Explanation Connection orientated protocols such as TCP communication use acknowledgement of packets This is how error control is possible To govern the flow of data betw
138. r 802 3 is novell ether C is incorrect the proper pairing for 802 2 is sap Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 335 336 Q 211 What is the result of using hierarchical addressing framework A Increase availability of addresses B Decrease distance between routers C Increase router memory requirements D No need to maintain routing information Answer A Leading the way in IT testing and certification tools www testking com 129 640 607 Explanation By partitioning the address ranges increases the availability of addresses Instead of having one size fits all the address ranges are pooled into different sizes to satisfy different needs and provides a better distribution of addresses Incorrect Answers B is incorrect hierarchical addressing will not effect the distance between routers C is incorrect Hierarchical addressing should DECREASE router memory requirements D is incorrect routing information is needed because the adjacent networks are not sequential in line with the current network so a routing table is needed to know how to get to other networks Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 24 26 Q 212 What is the link state routing protocol in the TCP IP protocol stack A IP B IS IS C NLSP D OSPF E RIP ver 2 Answer D Explanation OSPF is a link state protocol that can be used in routing that is p
139. re brackets Incorrect Answers B C and D the square brackets represent current or default settings Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 page 85 Q 106 Routers that have flash memory typically have preloaded copy of Cisco IOS software Which command should you use to make backup copy of the software image onto a network server A Copy Flash TFTP B Save Copy TFTP C Write Backup TFTP D Write Backup server name E Copy backup 2 server name Answer A Explanation The proper command to save the IOS image is copy flash tftp This will copy the IOS onto a tftp server Incorrect Answers B is incorrect there is no save command With Cisco to save something you most often copy it C and D are incorrect there is no Write command Leading the way in IT testing and certification tools www testking com 68 640 607 E is incorrect this is not a valid command combination Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 138 139 Q 107 Which command retrieves the configuration file from NVRAM A Config NVRAM B Copy NVRAM running config C Copy startup config running config D Copy running config startup config Answer C Explanation To copy the IOS image in the NVRAM to the RAM the copy startup config running config command is used Incorrect Answers A is incorrect this is not a valid command combination B is incorrect this
140. rect UDP is neither reliable nor acknowledged B is incorrect UDP is not acknowledged C is incorrect UDP is not reliable Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 page 207 Q 139 What are the two sublayers of the data link layer Choose two A MAC B LLC C SAP D LCP E NetWare Core Protocol NCP Answer A B Explanation The data link layer has two sublayers These sublayers are MAC and LLC Incorrect Answers C is incorrect the Service Access Point is used by Netware to advertise servers and runs at a higher layer D is incorrect this protocol is used in PPP but is not part of the data link layer itself E is incorrect NCP is used by Netware and runs at a higher layer Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages18 19 Q 140 Which two types of route table entries does a Layer3 router to determine the appropriate path to a destination use Choose two A Static route entry B Default route entry C Dynamic route entry D Temporary route entry E Permanent route entry Answer A C Explanation When a router must send packets that are not directly connected it must have either a static route or a dynamic router entry Incorrect Answers B is incorrect A default gateway does not always determine the appropriate path Leading the way in IT testing and certification tools www testking com 87 640 607 D and E are inco
141. rect route selection and IP are network layer not transport layer functions B is incorrect sliding windows is used in connection oriented and UDP is connectionless Leading the way in IT testing and certification tools www testking com 127 640 607 C is incorrect well known ports are functions of UDP amp TCP D is incorrect ICMP which is used for the ping command does not validate routes Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 28 30 Q 208 Calculate the number of usable networks and usable hosts for the network 210 106 14 0 24 A 1 network with 254 hosts B 2 networks with 128 hosts C 4 networks with 64 hosts D 6 networks with 30 hosts Answer A Explanation As the last octet is for host addresses the maximum number networks is 1 to determine the number of host use the formula 2 8 2 That is 256 2 254 Incorrect Answers B and C are incorrect these combination of networks and hosts is not possible D is incorrect this would require a subnet mask of 255 255 255 224 Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 page 236 Wendell Odom Cisco CCNA Exam 640 507 Certification Guide Cisco Press 2000 page 238 Q 209 In which two modes can the ICMP ping command be used Choose two User Privileged Global Configuration Interface Configuration Jaw Answer A B Explanation The ping command is used to check network
142. ridge Choose two A To reduce collisions B To increase collisions C To add collision domains D To reduce collision domains E To have more broadcast domains Answer A C Explanation When you segment a network with a bridge you are reducing the number of collisions by creating another collision domain Incorrect Answers B is incorrect a bridge decreases collisions not increases collisions D is incorrect Collision domains are increased not decreased E is incorrect there is still one and only one broadcast domain Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 21 24 Q 116 What is an advantage of using a connectionless protocol such as UDP Packet acknowledgement may reduce overhead traffic Loss or duplication of data packets is less likely to occur Packets are not acknowledged which reduces overhead traffic The application relies on the transport layer for sequencing of the data packets Jawe Leading the way in IT testing and certification tools www testking com 74 640 607 Answer C Explanation Connectionless protocols have many advantages One of the main advantages is that there is a reduction in overhead traffic as acknowledgments are not sent This does though increase the likeyhood of a lost packet Incorrect Answers A is incorrect there is no packet acknowledgement in UDP B is incorrect this is the opposite UDP does not guarantee against
143. ring devices The information displayed includes Layer 3 protocol information and Neighbor Device ID The show cdp entry command also results in the same information as the show cdp neighbors detail command Incorrect Answers A is incorrect the show ip interface command display IP interface information and indicates whether any access list are set for a specific interface B is incorrect the show cdp neighbors command displays such information as Neighbor Device ID and Local Interface but nothing on Layer 3 protocols D is incorrect the show ip route command displays the contents of the ip routing table E is incorrect this is not a valid command F is incorrect the telnet command is used to establish a telnet command Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 116 119 324 324 280 and 120 Q 44 Which command is used to display the placement and direction of an IP access control list on a router show access list show ip route show ip interface show interface show interface list MOOW gt Answer C Explanation The show ip interface command display IP interface information and indicates whether any access list are set for a specific interface and it also indicates if the access list is inbound or outbound Incorrect Answers A is incorrect this is not a valid command Leading the way in IT testing and certification tools www testking com 34 640 607 B is incorrect t
144. rrect routes can be temporary or permanent but this is an attribute of the route entry itself This does not determine path information Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 250 252 Q 141 Which keystroke allows IOS to complete a partial command entry A lt Tab gt B lt Ctrl R gt C lt Spacebar gt D lt Right Arrow gt Answer A Explanation Tab completes a partially entered command if enough characters have been entered to make it unambiguous Incorrect Answers B is incorrect the key combination will refresh the command line and everything typed up to this point C is incorrect this just produces a space D is incorrect this will not produce the desired result Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 97 98 Q 142 Eight stations connected to separate 10Mbps ports on a layer 2 switch will give each station how many Mbps of bandwidth A 1 25 B 4 C 16 D 10 E 60 Answer D Explanation Using switching technology each port can provide full bandwidth in this case 10mbps so each station can get a full 10mbps Incorrect Answers Leading the way in IT testing and certification tools www testking com 88 640 607 A B C and E are incorrect due to the fact that each workstation is connected to it s own 10 Mbps port each port can provided it full 10 mbps Steve McQuerry Interconnecting Cisco Network Devices
145. rrect Answers A is incorrect this line indicates what the switch thinks is the root port B is incorrect this line indicates which port is forwarding C is incorrect this line indicates the designated port and its associated cost D is incorrect this line indicated the MAC address of the designated root Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 199 200 Q 164 Which statement about the data link connection identifier DLCD is true A It is a number that identifies a local virtual circuit in Frame Relay network B It is a signaling standard between the CPE device and the Frame Relay switch C It is check speed port speed of the connection local loop to the Frame Relay cloud D It is maximum number of uncommitted bits that the Frame Relay switch will attempt to transfer beyond the committed information rate CIR Answer A Explanation The DLCI Data Link Connection Identifier is a number that identifies the logical circuit between the router and the Frame Relay switch The Frame Relay switch maps the DLCIs between each pair of routers to create a PVC DLCIs have local significance in that the identifier references the point between the local router and the Frame Relay switch which it is connected Incorrect Answers B is incorrect DLCI is not a signaling standard C is incorrect this is the local access rate D is incorrect this is not a function of DLCI Leading the way in IT te
146. rval Answer B Explanation CIR is the rate in bits per second at which the service provider states that data will be transfered Incorrect Answers A is incorrect clock rate is the transmission medium speed which is determined by modem clocking Odom Cisco CCNA Exam 640 507 Certification Guide Cisco Press 2000 pages 28 30 C is incorrect LMI is a signaling standard between the router device and the Frame Rekay switch that is responsible for managing the connection and maintaining the status between the devices D is incorrect DLCI is addressing used to identify virtual circuits E is incorrect this is the sampling period used in controlling CIR but is not the rate itself Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 413 414 Q 131 How many valid host IP addresses are available on the following network subnetwork 176 12 44 16 30 A 2 B 30 C 254 D 16 382 E 65 534 Leading the way in IT testing and certification tools www testking com 82 640 607 Answer A Explanation This is a CIDR problem also called supernetting When you see the xx notation the xx is the consecutive number of one bits in the subnet mask In this case 30 30 and is also a subnet mask of 255 255 255 252 This leaves 2 bits 4 hosts for host addressing however since we reserve 2 addresses that leaves a net of 2 Host Addresses max Steve McQuerry Interconnecting Cisco Network Devices
147. s A is incorrect 6F2C is the network number which is a layer 3 address B is incorrect this only part of the MAC address thus incorrect C is incorrect this only part of the MAC address thus incorrect Leading the way in IT testing and certification tools www testking com 640 607 D is incorrect this only part of the MAC address thus incorrect F is incorrect this is the IPX address As stated previously this address is part layer 3 and part layer 2 Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 332 and 345 6 Q 10 Which devices operate at all seven layers of the OSI model Choose three Network host Network management station Transceiver Bridge Web server Switch AMOS Answer A B E Explanation The three devices that operate at all seven layers of the OSI model are network hosts network management station and web server This is how these devices are able to perform their functions Incorrect Answers C is incorrect a transceiver is not used in a network environment D is incorrect a bridge is a Layer 2 device F is incorrect a switch is a Layer 2 device Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 21 22 Q 11 With the hierarchical numbering of IP addresses what determines the portion of the address that will identify the network number Subnet Mask Dots between octets Class of first octet Assignments of DHCP A
148. s The one that is used most commonly is the copy startup config running config command Leading the way in IT testing and certification tools www testking com 112 640 607 This command copies the configuration in the NVRAM into the RAM The other two commands are configure memory an older command that can most often still be used and configure terminal command The configure terminal command will open the command line from which changes to the RAM can be made Incorrect Answers C is incorrect this is not a valid command D and E are incorrect both of these commands will make changes to the NVRAM and not the RAM directly Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 132 136 Q 182 How do you get help on a command after you have received INCOMPLETE COMMAND response from a switch CLI A Type history to review the prompt before the error B Enter a question mark to display all console commands C Type help followed by the command to see the command parameter D Re enter the command followed by question mark to view key words Answer D Explanation Whenever you have a problem with a command on a switch the quickest way to get help with the command is to reenter the command and follow it with When one gets the incomplete error there should be no space in between the reentered command and the question mark Incorrect Answers A is incorrect the history comman
149. s a great many functions that it can perform Two of these functions are destination unreachable messages and echo reply messages Incorrect Answers A is incorrect this is done by ARP amp RARP protocols B is incorrect this is done by Domain Name Services DNS C is incorrect a SNMP agent does this Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 217 218 Q 153 Novell IPX network addresses have two configurable parts The network administrator specifies the IPX network number How is the node number determined A It is the serial number of the given device B It is assigned as a lease by Novell DHCP C It is also set by the network administrator D It is usually the MAC address of one interface E It is downloaded by NetWare Core Protocol NCP Answer D Explanation It is determined by the MAC address so all other options are wrong Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 335 336 Q 154 Which IP address range is allowable given an IP address of 172 37 2 56 and 28 bits of subnetting 172 37 2 48 to 172 37 2 63 172 37 2 48 to 172 37 2 6 2 172 37 2 49 to 172 37 2 62 172 37 2 49 to 172 37 2 63 Jawe Leading the way in IT testing and certification tools www testking com 94 640 607 E 172 37 2 55 to 172 37 2 126 Answer C Explanation When we say 28 bits of subnetting this is similar to a CIDR question We have a
150. s features of both distance vector and link state routing RIP OSPF EIGRP IGRP DOWD Answer C Explanation EIGRP is an example of a balanced hybrid routing protocol It uses distance vectors with more accurate metrics to determine the best paths to destination networks However it differs from most distance vector protocols as it also has some features of link state protocols Incorrect Answers A and D are incorrect these are examples of distance vector routing protocol B is incorrect OSPF is an example of a link state routing protocol Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 275 276 and 259 Q 39 A host with a MAC address of 021f 2cfe 8322 is to be inserted into IPX network 4ad1 Enter the IPX address for this host Leading the way in IT testing and certification tools www testking com 30 640 607 Answer Explanation An IPX address is composed of two parts the network number and the node number For IPX the node number is usually obtain from MAC address of the network interface In this case the network number is 4ad1 and the node number MAC address is 021f 2cfe 8322 Thus the ipx address is 4ad1 021f 2cfe 8322 Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 332 333 Q 40 Exhibit RouterA config router igrp 100 RouterA config router network 192 168 3 0 RouterA config router network 192 168 4 0 RouterA confi
151. s incorrect this is not a valid command Leading the way in IT testing and certification tools www testking com 64 640 607 Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 324 325 Q 99 Which statement about Ethernet networks is true The advantage of a full duplex is the ability to transmit data over Mbase2 cable Full duplex Ethernet requires a point to point connection when only two nodes are present Ethernet switches can use full duplex mode to connect multiple nodes to a single port of a switch Half duplex is a cut through packet processing method that is very fast with little error correction full duplex is store and forward method that is slower but has better error correction Jnr Answer B Explanation Full duplex always requires there to be a point to point connection Incorrect Answers A is incorrect full duplex is done over CAT 5 cable C is incorrect full duplex can only be done if one node is attached to a particular port D is incorrect Half Full duplex is independent of cut through and or store and forward Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 page 165 Q 100 On a network design project you determine that a new testing application requires multiple hosts These hosts must be capable of sharing data between each host and an enterprise server at 10 Mbps bandwidth Other divisions in the company use applications that req
152. s of 203 125 12 23 You suspect that there is a problem with your protocol stack Which of the following actions is most likely to confirm your diagnosis A ping 127 0 0 0 B ping 203 125 12 1 C telnet 127 0 0 1 D ping 127 0 0 1 E tracert 203 125 12 1 Answer D Q 308 Which of the following is true concerning Frame Relay multipoint subinterfaces An IP address is required on the physical interface of the central router All routers are required to be fully meshed All routers must be in the same subnet to forward routing updates and broadcasts Multipoint is the default configuration for Frame Relay subinterfaces Jawe Answer D Q 309 What is the purpose of DLCIs in Frame Relay They determine the Frame Relay encapsulation type They identify the logical circuit between a local router and a Frame Relay WAN switch The represent the keepalives used to maintain the PVC in an active state They represent the physical address of the router attached to a Frame Relay network Jawe Answer B Q 310 Which of the following WAN services use two data link layer encapsulations one for data and one for signaling Leading the way in IT testing and certification tools www testking com 171 640 607 ISDN Frame Relay ATM FDDI Jawe Answer A Q 311 A small enterprise has class C network license The enterprise requires 5 usable subnets each capable of accommodating at least 18 hosts Enter the appropriate subn
153. s that the interface and the protocols are both up This would not be the case if the shutdown command were used B is incorrect this statement shows that the line is up but the line protocol is down C is incorrect the line would be administratively down if the shutdown command had been used Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 107 406 407 Q 61 In which three situations is a hold down timer reset Choose three When the hold down timer expires When infinity is finally defined as some maximum number When the router exchanges update summaries at area borders When the router detect faulty LSPs propagating through the internetwork When another update is received indicating a new route with a better metric When another update is received indicating the original route to the network has been restored When the router receives a processing task proportional to the number of links in the internetwork QAMUAw gt Answer A E F Explanation Holddown timers work as follows 1 When a router receives an update from a neighbor indicating that a previously accessible network is now in accessible the router marks the route as inaccessible and starts the holddown timer 2 If an update arrives from the neighboring router with a better metric than originally recorded for the network the router marks the network as accessible and removes the holddown timer 3 If at any time before t
154. s the SPID required for b channel to access the ISDN network when your router makes its call to the local ISDN exchange D is incorrect this is not a valid command Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 397 406 Q 5 Exhibit Hostname Central Ph 123 6000 123 6001 SPID1 4104441236 1 SPID2 41044412360002 6000 lt BRIN 10 7 1 1 24 10 1 1 2 24 Central Partial Configuration isdn switch type basic ni username Remote password cisco interface bri0O ip address 10 1 1 1 255 255 255 0 encapsulation ppp ppp authentication chap isnd spidl 51055512360001 isnd spidl 51055512360002 dialer map ip 10 1 1 2 name Remote 1238001 dialer list 1 protocol ip permit Use the partial BRI configuration and graphic shown Which additional command must be issued on the Central router before interesting traffic will be sent to the Remote router A config if dialer group 1 Leading the way in IT testing and certification tools www testking com 640 607 B config if dialer list 1 C config if dialer map 1 D config if dialer route 1 Answer A Explanation Once the above commands have been entered to enabled DDR then the last step required is to bind the traffic destination to an interface by linking the interesting traffic definition already created This is done with the dialer group command In this case the proper command would be config if dial
155. s the range of reserved Class E addresses C is incorrect to flood a message to all host of a network the IP address would contain the network identification and then all 1s represented by 255 in the host portion of an IP Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 222 232 Q 94 Which three statements about Frame Relay configuration using sub interfaces are true Choose three Each subinterface is configured either multi point or point to point Any network address must be removed from the physical interface The configuration of subinterfaces is done in router Config if mode Frame relay encapsulation must be configured on each sub interface Jawe Answer A B C Explanation When configuring Frame Relay at the sub interface there are a number of points that you be kept in mind To configure subinterfaces on a physical interface do the following 1 Select the interface you want to create subinterfaces on enter interface configuration mode config if It is recommended that you remove any network layer address assigned to the physical interface and assign the network layer address to the subinterface 3 Configure Frame Relay encapsulation on the physical interface 4 Identify the subinterface as either multipoint or point to point Leading the way in IT testing and certification tools www testking com 62 640 607 Incorrect Answers D is incorrect the encapsulation type
156. sets the bandwidth metric of a Frame Relay connection A router Config clock rate 56 B router Config if bandwidth 56 Leading the way in IT testing and certification tools www testking com 46 640 607 C router Config bandwidth 56000 D router Config if clock rate 56000 Answer B Explanation The bandwidth command overrides the default bandwidth The bandwidth has no effect on the actual speed of the line Instead it is used to compute routing metrics ad the load of the link Bandwidth is expressed in Kilobits It is specified during interface configuration Incorrect Answers A is incorrect the clock rate command is used to set the bandwidth on DCE cable not a Frame Relay connection that must not be abbreviated plus it must be used in the interface configuration mode C is incorrect to change bandwidth of an interface you must be in the interface configuration mode and the rate must be expressed kilobits per second D is incorrect the clock rate command is used to set the bandwidth on DCE cable not a Frame Relay connection Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 104 106 Q 66 What are the two primary operating modes for frame switching Choose two Full duplex Half duplex CSMA CD Cut through Fragmentation Store and forward OO wD Answer D F Explanation There are 3 primary operating modes that are used for frame switching These modes are sore and f
157. specialized equipment is required Data transfer is faster than typical modems Call setup is faster than with standard telephone service It carries many types of data traffic such as voice video and data HNW Answer C D E Explanation Brining digital connectivity via ISDN to a site has many benefits These benefits include The capability to carry a variety of user traffic feeds ISDN provides access to all digital facilities for videos voice packet switched data and enriched telephone network services Much faster call setup than modem connections ISDN can be set up in less than a second Much faster data transfer for ISDN 64 kbps than modems 28 8 to 56 kbps Incorrect Answers A is incorrect PVCs are used in Frame Relay connections and not in ISDN B is incorrect ISDN does need specialized equipment such as TE NT2 NT1 TE2 and TAs Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 387 393 Q 152 What are two functions of ICMP protocol Choose Two Leading the way in IT testing and certification tools www testking com 93 640 607 To map IP addresses to Ethernet addresses To map common names to network addresses To forward SNMP alerts to management consoles To generate an echo reply in response to a ping test To send a host or post unreachable message from a router to the source of an undeliverable packet MOO gt Answer D E Explanation ICMP ha
158. sport traffic between devices that are not locally attached in the same broadcast domain For the communication the device will require two pieces of information a logical address associated with the source and destination stations and a path through the network to reach the desired destination Both of the required information is stored in the devices routing table The addresses within the routing table are considered to be a logical network address that contains two parts one part that identifies the network and another part that uniquely identifies the host on each of those networks If the address of the destination device is unknown to the device it will broadcast the packet to the remaining interfaces Incorrect Answers D is incorrect the network layer does not establish addresses rather it uses the addresses to route information E is incorrect the physical layer provides access to media F is incorrect the data link layer provides media independence for upper layers Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 24 6 Q 75 What is the result of segmenting a network with a router into segments 1 and 2 A It increases the number of collisions B It decreases the number of broadcast domains C It connects segment one s broadcast to segment two D It prevents segment one s broadcast from getting to segment two Answer D Explanation The broadcast domains are broken up and separated
159. ss from 223 8 151 0 to anywhere else this is not what the problem asked 223 8 151 0 is supposed to be the destination not the source Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 318 320 Q 114 Which network mask should you place on a class C address to accommodate a user requirement of two sub networks with a maximum of 35 hosts on each network A 255 255 255 192 B 255 255 255 224 C 255 255 255 240 D 255 255 255 248 Answer A Explanation For the networks we need 2 bits We must really accommodate for networks because when we subnet the formula is 2 n 2 For 35 hosts we need a minimum of 37 hosts for the same reason 2 n 2 We round 37 up to the next power of 2 which is 64 and we need 6 bits for the host We use 2 6 8 bits Leading the way in IT testing and certification tools www testking com 73 640 607 When we look at the bit locations the first two bits of the fourth octet will be 128 64 192 Thus the subnet mask will be 255 255 255 192 Since there is no room to adjust the allocation everything fits fully into 8 bits none of the other subnet masks will provide this combination Incorrect Answers B C and D are incorrect these subnet mask provide too many networks and not enough host addresses Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 225 228 and 236 Q 115 What are two purposes of segmenting a network with a b
160. st domains It increases the number of collision domains It decreases the number of collision domains Since it is a virtual interface it never shuts down moO gt Answer A Explanation A VLAN is a logical broadcast domain that can span multiple physical LAN segments A VLAN can be designed to provide independent broadcast domains for stations logically segmented by function project teams or application without regard to the physical location of the users Due to this the number of broadcast domains increase Incorrect Answers B is incorrect the broadcast domains actually increase not decrease C is incorrect there is no direct effect on collision domains D is incorrect there is no direct effect on collision domains E is incorrect virtual interfaces can be shut down Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 179 184 Q 53 IP RIP routing is configured on a router but all interfaces attach to RIP network What should you use to prevent all RIP routing updates from being sent through selected interfaces without using access lists Passive route Default routes Passive interface Route update filtering Jaw Answer C Explanation The passive interface command will prevent the sending of RIP updates Incorrect Answers A is incorrect passive routes as used with IGRP and not RIP B is incorrect default static routes will not prevent RIP updates Leading the way in IT
161. sting and certification tools www testking com 101 640 607 Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 413 414 Q 165 What is the most common mail to device A Hub B Router C Repeater D Switch Answer D Q 166 While you are preparing the initial configuration of your router and enable IP you find that you need to use a telnet session to check for a network address parameter Your telnet logging and your virtual transmission session on the other device are successful What is the default that you must enter to suspend your Telnet session and return to the original router Suspend The command exit CTRL ESC followed by x CTRL ALT DEL followed b ESC CTRL Shift 6 followed by x moaw gt Answer E Explanation To suspend a Telnet session and escape from the remote target system back to your local switch or router press the keys Ctrl Shift 6 at the same time release the key sequence and then press the character x Incorrect Answers A B C and D are incorrect these are not the proper key combinations to suspend a Telnet session Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 122 123 Q 167 Which ex command displays system configuration information software version and the names and sources of configuration files and boot images on a router A show boot Leading the way in IT testing and certification tools www testk
162. t Answers B is incorrect RARP and not ARP provide this functionality D is incorrect ICMP is connection less Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 215 218 Q 83 What is the two most common request reply pair with ICMP messages when using the ping command Choose two Echo reply Echo request Source quench Fragment offset Information redirect Destination reachable Echo control message QmmMoOOw gt Answer A and B Explanation The most common form of these messages are pings ICMP echo request and ICMP echo replies Incorrect Answers C D E F and G are incorrect these are not types of ICMP messages Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 217 219 Q 84 Which two protocol tools use ICMP Choose two Ping Telnet Configure Trace route Show commands Standard access list T mg 0 gt Answer A D Leading the way in IT testing and certification tools www testking com 56 640 607 Explanation The two protocol tools that use ICMP messaged to perform their function are ping and trace route Incorrect Answers B is incorrect telnet uses TCP C is incorrect configure is not a protocol tool E and F are incorrect they are not part of ICMP nor do they use ICMP Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 217 218 Q 85 Which command successfully ping an indi
163. t valid commands In addition A is in the wrong mode C is incorrect this is the wrong network number The 199 is a Class C subnet using a default mask of 255 255 255 0 the network requires 3 octets of individual 1 254 networking addressing 199 55 0 0 will cause a all zeros subnet broadcast Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 276 277 Q 145 What does the command show access list 101 list A All extended access lists B All access lists within the router C The contents of standard access list 101 D The contents of extended access list 101 Answer D Explanation As the command is directing that the contents of access list 101 be displayed and as 101 is a number for an extended IP access list D is correct Incorrect Answers A and B incorrect only access list 101 will be displayed C is incorrect standard IP address lists are in the range of 1 99 IP extended address lists are in the range of 100 199 Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 303 324 325 Q 146 Which two commands show your access lists Choose two Show filters Show access lists Show IP access list Show running Config Jawe Answer B C Explanation There are three commands that can be used to display access lists These commands are show access lists displays all access lists show access list number displays a specific access list and show ip
164. tains a table of the IP addresses of the hosts with in its network segment and forwards the packet directly to the destination based upon the IP address D Bridge resets the hop count by keeping all packets within the network segment only packets addressed to its specific destination host outside the network segment are allowed to pass through the bridge Answer A Explanation Bridges and switches maintain only one broadcast domain Incorrect Answers B is incorrect if the data does not need to be transferred by the bridge then it does not need to be rebroadcasted C is incorrect a bridge operates on layer 2 using MAC addresses and IP addresses are Layer 3 D is incorrect the hop count is not reset Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 21 24 Q 78 What is not a characteristic of a network segment on a switch A The segment has its own collision domain B The segment can translate from one media to a different media C All devices in the segment are part of the same broadcast domain Leading the way in IT testing and certification tools www testking com 53 640 607 D One device per segment can currently send frames to the switch Answer B Explanation A switch is usually only handle one media type at a time Incorrect Answers A C and D are incorrect the statements are characteristics of a network segment on a switch Steve McQuerry Interconnecting Cisco Net
165. ter device and the Frame Rekay switch that is responsible for managing the connection and maintaining the status between the devices D is incorrect DLCI is addressing used to identify virtual circuits E is incorrect this is the sampling period used in controlling CIR but is not the rate itself Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 413 414 Q 57 Which term describes the process in which frames from one network system are placed inside the frames of another network system bridging tunneling data link control generic routing packet switching mow gt Answer B Leading the way in IT testing and certification tools www testking com 4 640 607 Explanation Tunneling is the process whereby a router encapsulates one Layer 3 protocol inside another protocol typically IP for transport across a network to another router The receiving router de encapsulates the packet leaving the original packet Incorrect Answers A is incorrect bridging occurs within the same collision domain C is incorrect data link control has nothing to do within communication between networks D is incorrect generic routing is not the Cisco term used for communication between networks E is incorrect packet switching refers to WAN communication Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 12 14 Q 58 What is the protocol and what is the purpose of the
166. the Organizatinally Unique Indentifier OUD To ensure uniqueness the IEEE administers OUIs The last 24 bits or 6 hexadecimal digits are administered by each vendor and often represent the interface serial number Incorrect Answers A B and C are incorrect MAC addresses are 48 bits that are expressed as a hexadecimal number D is incorrect MAC addresses are expressed as hexadecimal not decimal Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 19 20 Q 175 Which command displays all the commands in the history buffer A control header B show buffer C show history D show history buffer Answer C Explanation The show history command will show of the commands that are stored in the buffer Leading the way in IT testing and certification tools www testking com 109 640 607 Incorrect Answers A B D are not valid IOS commands Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 page 94 Q 176 Which router component stores routing tables ARP cache and packet buffers ROM RAM NVRAM Flash memory Jawe Answer B Explanation RAM random access memory is used by all computers to store information Cisco routers use RAM to store packet buffers routing tables and ARP cache Incorrect Answers A is incorrect ROM are chips that are used to help boot a system and are changed only be replacing the chips themselves B is incorrect NVRAM is
167. the overall speed of their network Answer B Explanation The ISO model separated the various functions so that a vendor did not have to write an entire stack One vendor could write device drivers for their device and not worry about higher layers and the work can be contained and modularized This also speeds up the process of bringing a product to market as it minimizes code that a vendor needs to write Incorrect Answers A is incorrect the ISO model does not make things faster overall they might slow things down a bit because of the overhead of passing data through the layers C is incorret this ISO model is for networking not computer functions D is incorrect the ISO model does not provide any speed boost Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 10 12 Q 221 Each department has its own file server and the company has an enterprise server that is shared by all departments What does a network administrator use to provide a secure separation between the management and sales department Leading the way in IT testing and certification tools www testking com 136 640 607 Bridge between management and sites Routers to provide the most secure segmentation A hub to provide the ease of management and a satisfactory alternative for the network security An Ethernet switch to secure separation through programming the access list of each port of the switch Jaws Answer
168. the subnet number Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 332 333 Q 119 Which two statements about integrated services digital network ISDN are true Choose two A ISDN provides only data only capability B ISDN provides an integrated voice data capability C The ISDN standards define the hardware and call setup schemes for end to end digital connectivity D Users receive more bandwidth on WANs with a leased line of 56kbps than with multiple b channels Answer B C Explanation ISDN stands for Integrated Services Digital Network ISDN refers to a collection of standards that define a digital architecture that provides an intergraded voice data capability to customers premises facility The ISDN standards define the hardware and call setup schemes for end to end digital connectivity Incorrect Answers A is incorrect ISDN provides for voice and data capability D is incorrect ISDN BRI offers a total of 144 kbps and ISDN PRI offers even more Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 page 390 Q 120 Which prompt and command combination sets RIP as the routing protocol A Router rip B Router rip C Router Config rip D Router Config router rip Answer D Explanation In order to configure RIP as the routing protocol you need to ensure that you are in the route configuration mode and that you use the command router rip Leading the
169. ting Cisco Network Devices Cisco Press 2000 pages 245 133 277 Q 162 When you issue the command show version your router returns Configuration register is 0x0101 From where does the router boot A ROM B NVRAM C FLASH D A TFTP server Answer A Explanation If you want your router to boot automatically from ROM you need to set the boot field to 1 0x1 Incorrect Answers B is incorrect to boot from the NVRAM the boot field must be set from the range of 2 to F 0x2 to OxF C is incorrect to boot from FLASH the boot system flash command would need to be used D is incorrect to boot from a TFTP server the boot system tftp command would need to be used Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 127 130 Q 163 Leading the way in IT testing and certification tools www testking com 100 640 607 Which line from a show spantree one command output indicates that Virtual LAN1 VLAN1 is functioning properly A Root mode is fast Ethernet 0 26 B Port Ethernet 0 1 of VLAN is forwarding C Designated port in Ethernet 0 1 path cos10 D Designated root has priority 0 address 0000 588fb600 E VLANI is executing the IEEE compatible spanning tree protocol Answer E Explanation To determine if the VLAN is functioning properly on will need to examine the first line of the output That is VLAN is executing the IEEE compatible spanning tree protocol Inco
170. tion of broadcast C Decrease cost of implementation D Larger number of users within the same domain Answer A Explanation By making more collision domains each domain is smaller resulting in fewer collisions and thus an advantage Incorrect Answers B is incorrect broadcast still occurs on the segments even with routers C is incorrect due to extra hardware or more advanced hardware implementation is higher D is incorrect by segmenting you are decreasing the number of users thus reducing the number of contenders for the medium Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 30 31 Q 215 What are the generic parts of a network layer address A An internetnetwork number and a URL B A vendor code and a serial number Leading the way in IT testing and certification tools www testking com 131 640 607 C A network number and host number D A broadcast number and unicast number E A domain identifier and a device identifier Answer C Explanation The network layer address exists at Layer 3 of the OSI reference model These address are hierarchical in that they define networks first and then devices or nodes on each of the networks Incorrect Answers A is incorrect a URL is used in the application layer HTTP B is incorrect this is describing a MAC address which is Layer 2 D is incorrect this is not an addressing mode E is incorrect this is used i
171. toring in switched environments To prevent routing loops in networks with redundant paths To prevent routing switching loops in networks with redundant switched paths To manage the addition deletion and naming of VLANs across multiple switches To segment a network into multiple collision domains Answer C Q 252 Which OSI layer ensures reliable end to end delivery of data moO wD gt application presentation session transport network Answer D Q 253 Leading the way in IT testing and certification tools www testking com 150 640 607 Which of the following statements describe the codes displayed in the show ip route command Choose two A I Indicates a route was learned through an Internal protocol B S Indicates a route was learned through static command C R Indicates a route was learned through RIP D S Indicates a route was learned through a serial port E R Indicates a route was learned through a reliable port Answer B C Q 254 Which of the following Ethernet standards can operate in full duplex mode Choose two 10Base2 10Base5 10BaseT 100BaseT GOW gt Answer C D Q 255 What is the correct order of protocol data units in data encapsulation Data Frame Packet Segment Bit Data Frame Segment Packet Bit Data Packet Frame Segment Bit Data Packet Segment Frame Bit Data Segment Frame Packet Bit mimo Ow gt Data Segme
172. twork Operating System Software IOC tm C2600 Software C2600 JS M Version 11 3 2 XA PLATFORM SPECIFIC RELEASE SOFTWARE fc1 Copyright 1996 1998 by Cisco Systems Inc Compiled 10 Mar 98 14 25 by gneale Leading the way in IT testing and certification tools www testking com 103 640 607 Image text bas 0x80008084 database 0x809CD49C E Cisco 2611 MP C860 processor revision 0x 100 with 24576K 8192K bytes of memory Processor board ID 04614954 M860 processor part number 0 mask 32 Bridging software X 25 software Version 3 0 0 2 Ethernet IEEE 802 3 interface s Answer D Explanation This is the result of the show version command which displays the configuration of the system hardware and the software version These can be configured during the initial configuration Incorrect Answers A is incorrect the bootstrap code is used to bring a router up during initialization B is incorrect this is the output while IOS is being loaded C is incorrect as this is the NVRAM this is the system configuration E is incorrect this is all hardware information that is not configurable during the initial configuration Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 98 124 127 Q 169 Network cOb0 s0 hdic s0 e0 arpa Network b001 e0 Network d100 Leading the way in IT testing and certification tools www testking com e1 novell ether NetWork b1b0 e1 104
173. uire less than 2 Mbps bandwidth of the enterprise serve What is your economical recommendation A That the existing 10BaseT hub be replaced with 100BaseT hub to improve overall performance B That a router can separate the testing application from the rest of the network thus allowing the testing application more bandwidth C That the switch be installed so that enterprise server can be provided a 100 Mbps port and each of the testing application hosts can be given dedicated 10 Mbps ports D That a bridge be placed between the enterprise server and all other users with the exception of the testing application Answer C Explanation With buffering in the switch the enterprise server can serve multiple hosts at almost full capacity since the 100Mbps port will be faster than the rest of the users totaled as a whole Leading the way in IT testing and certification tools www testking com 65 640 607 Incorrect Answers A is incorrect this would require all NICs to be upgraded and result in a large collision domain with possible poor performance B is incorrect a router would become a bottleneck and not allow efficient performance D is incorrect a bridge would be a bottleneck and not be able to provide the necessary performance and throughput Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 31 38 Q 101 A network is very congested Currently all the devices are connected through a
174. ult gateway 10 0 3 1 Remote server 10 0 5 250 240 You then conduct the following tests from the offending local PC ping 127 0 0 1 successful ping 10 0 3 35 successful ping 10 0 3 1 successful ping 10 0 5 250 unsuccessful Which of the following problems would create the test results listed above TCP IP not correctly installed Local physical layer problem Local NIC not functioning Remote physical layer problem yOW gt Answer D Explanation As the ping of the remote server was unsuccessful there is a problem with the remote physical layer problem Incorrect Answers A is incorrect you would not be able to ping anything if TCP IP was not correctly installed B is incorrect you would not be able to ping the local IPs if there was a problem with the local physical layer C is incorrect you would not be able to ping anything of the local NIC was not functioning Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 page 124 Q 43 Which command will provide you with information regarding the Layer 3 configuration of directly connected router interfaces Leading the way in IT testing and certification tools www testking com 33 640 607 show ip interface show cdb neighbors show cdp neighbors detail show ip route show ip link status telnet min oO Ww gt Answer C Explanation The show cdp neighbors detail command displays information about neighbo
175. up C User EXEC D User privileged E Global configuration Answer A Explanation When a router is booted it will copy the startup config from NVRAM to the RAM and begin execution Since the erase wiped out the startup configuration the router can t start This forces the router into setup mode where a configuration has to be built from by scratch Leading the way in IT testing and certification tools www testking com 80 640 607 Incorrect Answers B Incorrect because there is no configuration to startup C D E Incorrect because there is no longer a configuration to run these modes do not exist Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 84 90 and 134 Q 128 What is a key use of a device hardware address A To obtain a vendor code serial number from the user B To transmit a frame from one interface to another interface C To transmit a packet from one local device to another local device D To transmit data from one local device to remote device across Internet E To contain logical information about a device to use an end to end transmission Answer B Explanation A hardware address is used to transmit frames on the hardware level Incorrect Answers A is incorrect a vendor code serial number is a form of hardware address and the user does not provide it C is incorrect packets and devices are at a higher level in the layers D is incorrect devices
176. ure FTP failure SNMP failure Uw gt Answer B Explanation When you combined the fact that user cannot connect to the intranet with its domain but you can telnet to it using the IP address there must be a problem with the DNS DNS translates names into addresses Incorrect Answers A is incorrect if there was a problem with TCP IP then you would not have been able to Telnet to web server C is incorrect a problem with FTP would not cause this problem D is incorrect a SNMP failure would not cause this problem Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 239 240 Q 31 Given the network 199 141 27 0 with a subnet mask of 255 255 255 240 identify the valid host addresses Choose three A 199 141 27 33 199 141 27 112 B C 199 141 27 119 D 199 141 27 126 Leading the way in IT testing and certification tools www testking com 25 640 607 E 199 141 27 175 F 199 141 27 208 Answer A C D Explanation When you base your calculations on the network address and the provided subnet mask the valid host addresses are 199 141 27 33 199 141 27 119 and 199 141 27 126 Incorrect Answers B E and F are incorrect these are not valid host addresses Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 233 236 Q 32 The network 172 12 0 0 needs to be divided into subnets where each subnet has the capacity of 458 IP addresses What would be th
177. used to save long term items that don t change much such as the startup configuration D is incorrect Flash is used to save copies of the IOS code Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 125 126 Q 177 Which two solutions are used to reduce the chance of distance vector routing loops Choose two A Split horizon B Route Poison C Area Hierarchies D Link State Algorithms Answer A B Explanation There are a number of ways of reducing the chance of routing loops One way is split horizon The split horizon rule is that it is not useful to send information about a route back in the direction from which the original update came Another way is route poisoning Route poisoning attempts to eliminate routing loops caused by inconsistent updates With this technique the router sets a table entry that keeps the network state consistent while other routers gradually converge correctly on the topology change Leading the way in IT testing and certification tools www testking com 110 640 607 Incorrect Answers C is incorrect hierarchical areas make for a more efficient use of address but will not prevent loops D is incorrect link State is a different method than Vector Routing they are not combined for loop elimination Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 266 270 Q 178 Which command should you use to configure a router so that it
178. uter D is incorrect reverse ARP is used to map IP addresses to the DLCI and is not a routing issue Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 420 421 Q 195 You are configuring a Frame Relay Router with subinterfaces on interface Serial 0 Which subinterface number could you use for this configuration A 1 and 2 B 0 2 and 0 3 C 1 and 1 1 D 0 la and 0 1b Answer B Explanation When you configure a subinterface you use the interface typenumber suberinterfeace number command As you are configuring serial interface O the command would be interface ethernet 0 1 where 0 indicate the interface and 1 indicates the first subinterface This would be followed be a command to set the encapsulation type and then the command interface ethernet 0 2 This command would also need to be followed by its encapsulation type Incorrect Answers A C and D are incorrect for a subinterface to be numbered the interface needs to be indicated Therefore the command would need to 0 x x could be any number between the range of 1 to 4294967293 Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 342 343 Q 196 What is the total bandwidth of all channels on a BRI circuit A 54 kps B 64 kps Leading the way in IT testing and certification tools www testking com 121 640 607 C 112 kps D 128 kps E 144 kps Answer E Explanation A BRI Circuit is 2 x 64
179. vidual IP address A Router gt ping 192 5 5 0 B Router ping 192 5 5 30 C Router gt ping 192 5 5 256 D Router ping 192 5 5 255 Answer B Explanation In order to ping an individual IP address you must be in the privileged EXEC mode Incorrect Answers A is incorrect to ping you must be in the privileged EXEC mode not the user EXEC mode C is incorrect to ping you must be in the privileged EXEC mode not the user EXEC mode D is incorrect this is not a valid individual IP address Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 69 and 123 124 Q 86 Your network uses a class C address of 210 10 10 0 you must now split up the network into separate subnets to handle multiple buildings separated by router Which two steps must you take to determine the proper subnet mask for your network Choose two A Determine the number of separate networks required B Determine how many devices will require DHCP addressing C Determine the maximum number of host that will be on each subnet D Determine the minimum number of host that will be on each subnet E Determine which router will be the IP default gateway for each subnet Answer A C Leading the way in IT testing and certification tools www testking com 57 640 607 Explanation Whenever a network is going to be divided by a router a number of factors needs to be considered when selecting a subnet mask Two factors that need to
180. wer A Explanation Multiple encapsulation can be specified on an interface but only if multiple network numbers have also been assigned where each network number belongs to only one encapsulation type and each encapsulation type has only one network number Although several encapsulation types can share the same interface clients and servers with different encapsulation types cannot communicate directly with each other Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 page 335 Q 205 Which network mask should you place on a class C address to accommodate a user requirement for five networks with a maximum of 17 hosts on each network A 255 255 255 192 B 255 255 255 224 C 255 255 255 240 D 255 255 255 248 Answer B Explanation 255 255 255 224 will support the configuration For 5 networks we need a minimum of 3 bits We get this in the following way Add two to the requirement then round up to the next power of 2 So we get 5 2 7 next highest is 8 because 2 to the or power is 8 Thus 3 bits For 17 hosts we do the same thing we get 17 2 19 next highest is 32 which is 5 bits 2 to the 5h power is 32 Now 3 bits network and 5 bits host make an octet For a subnet mask 3 bits are 128 64 32 224 Incorrect Answers A is incorrect this supports too many hosts and not enough networks C and D are incorrect they support too few hosts and too many networks Leading the way in IT testing and certifi
181. work Devices Cisco Press 2000 pages 414 416 Q 8 During encapsulation in which order is information packaged A Data Packet Segment Frame B Segment Data Packet Frame C Data Segment Packet Frame D Packet Data Segment frame Answer C Explanation Data encapsulation is a process in which information is wrapped in the data section of another protocol In the OSI model each layer encapsulates the layer immediately above as the data flows down the protocol stack The order of encapsulation is 1 Application Presentation Session DATA 2 Transport SEGMENT 3 Network PACKET 4 Data Link FRAMES 5 Physical BITS Incorrect Answers A is incorrect with Data Packet Segment Frame packet and segment are inverted B is incorrect with Segment Data Packet Frame data and segment are inverted D is incorrect with Packet Data Segment frame the only information package in the proper order is frame Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 page 13 Q 9 Exhibit Router show ipx interface e0 EthernetO is up line protocol is up IPX address is 6F2C 0000 0c5d b36e NOVELL_ETHER up line up RIPPQ 0 SAPPQ 0 Leading the way in IT testing and certification tools www testking com 640 607 Delay of this IPX network in ticks is 1 throughput 0 link delay 0 IPXWAN processing not enabled on this interface IPX SAP update interval is 1 m
182. work Devices Cisco Press 2000 pages 78 80 Q 79 Which three are typical operational phases in a basic connection oriented network service Choose three Call setup Data transfer Load Balancing Call termination Call prioritization Data segmentation Data link identification piman Answer A B D Explanation In connection oriented services the three steps are Call Setup Data Transfer Call Termination Incorrect Options C E F and G are incorrect these options may occur but are not required Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 29 30 Q 80 What is a function of a reliable transport layer connections A Route selection B Acknowledgement C Session checkpoints D System authentication Leading the way in IT testing and certification tools www testking com 54 640 607 Answer B Explanation Acknowledgement is required to insure packets were not loss and this is how a reliable transport layer connection is maintained Incorrect Answers A is incorrect route selection is performed by the network layer C and D are incorrect these are not transport layer functions Steve McQuerry Interconnecting Cisco Network Devices Cisco Press 2000 pages 28 30 Q 81 Using the TCP IP suite a message is sent from host A to a destination IP address on the same LAN How does host A determine the destination s MAC address A It uses a Proxy ARP B

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