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ATU-R140 User Manual

1. SNTP SNMP IP QoS Port Forwarding IP Filters LAN Clients LAN Isolation Bridge Filters Multicast Static Routing Dynamic Routing Access Control Log Out IS ADVANCED SERLE HELP STATUS SNMP Management Y Enable SNMP Agent Y Enable SNMP Traps Name sptcrouter Location germantown md usa Contact suppont telogy com Vendor OID 1 3 6 1 4 1 294 Community Name Access Right public ReadOniy z II Traps Destination IP Trap Community Trap Version Figure 15 SNMP 25 ATU R140 ADSL Ethernet USB Router User s Guide The apply button will temporarily save this connection To make the change permanent you need to click on Tools at the top of the page and select System Commands At the system commands page click on Save All 4 6 4 IP QoS IP QoS services in the NSP is applicable to the output device Egress side Meaning the IP QoS traffic shaping is associated with any transmitted traffic from the perspective of the NSP Each output device has 3 priority queues associated with transmit data The High priority queue has strict priority over medium and low priority queues The Medium and Low priority queues are serviced on a Round Robin priority basis according to the configured weights WRR after the High priority queue has been completely serviced The IP QoS section under Advanced section allows you to setup IP QoS for a connection The IP QoS sect
2. 4 8 6 System Log You can display the Gateway s log by going to the Home screen under the Status title click System log From here you can view all logged information Depending upon the severity level this logged info will generate log reports to a remote host if remote logging is enabled 40 ATU R140 ADSL Ethernet USB Router User s Guide 5 Appendix A Troubleshooting Below is a list of commonly asked questions Before calling technical support please look through these issues to see if they help solve your problem 5 1 The gateway is not functional 1 2 3 4 Check to see that the power LED is green and than the network cables are installed correctly Refer to the quick start guide for more details Check to see that the LAN and WAN LEDs are green Check to see that the DSL LED is green Make sure you are not connecting the USB and the Ethernet port at the same time You must only use 1 interface at a time Check the settings on your PC Again refer to the quick start guide for more details Check the gateway s settings From your PC can you PING the gateway Assuming that the gateway has DHCP enabled and your PC is on the same subnet as the gateway you should be able to PING the gateway Can you PING the WAN Your ISP should have provided the IP address of their server If you can ping the gateway and your protocols are configured correctly you should be able to ping the ISPs network If you cannot PING th
3. Note The bridge filter table contains 3 hidden rules These rules are entered automatically by the system to ensure the user does not lock them out of the system The first rule allows any and all ARP frames through the system The second rule allows all IPv4 frames with the destination MAC address of the bridge to go through The third rule allows all IPv4 frames with the source MAC address of the bridge to go through Tip On a windows based machine to find a MAC address at a DOS prompt type ipconfig all The apply button will temporarily save this connection To make the change permanent you need to click on Tools at the top of the page and select System Commands At the system commands page click on Save All 4 6 10 Multicast Multicasting is a form of limited broadcast UDP is used to send datagrams to all hosts that belong to what is called a host group A host group is a set of zero or more hosts identified by the same destination IP address The following statements apply to host groups a Anyone can join or leave a host group at will b There are no restrictions on a host s location c There are no restrictions on the number of members that may belong to a host group d A host may belong to multiple host groups e Non group members may send UDP datagrams to the host group Multicasting is useful when data needs to be sent to more than one other device For instance if one device is responsible for acquiring data t
4. LAN group 1 7 Port Forwarding Enter IP Address EE IP Filters Hostname LAN Clients MAC Address LAN Isolation Bridge Filters Multicast Static Routing Dynamic Routing Access Control Log Out sl Figure 20 LAN Client 4 6 8 LAN Isolation The LAN Isolation feature allows user to disable traffic between different LAN groups 6 gt Advanced gt LAN Isolation Maxthon siel File Edit View Favorites Groups Options Tools Window Help O0 0 0 8 1 0 0 Y bho MEGS Address http 192 168 1 1 cgi binAwebem getpage 2Fhtml 2Fdefs 2Fstyle5 2Fmenus 2Fmenu html svar style tyle 5 evar main menu varmenu adw evar menutitle Advanced var pagenan EJ STATUS HELP IS ADVANCED GRUE EE UPnP SNTP SNMP IP Qos LAN Isolation al Port Forwarding To block traffic from one LAN to another LAN check the Disable check box O Disable traffic between LAN group 1 and LAN group 2 IP Filters LAN Clients LAN Isolation Bridge Filters Multicast Static Routing Dynamic Routing Access Control Log Out 31 ATU R140 ADSL Ethernet USB Router User s Guide Figure 21 LAN Isolation 4 6 9 Bridge Filters The bridge filtering mechanism provides a way for the users to define rules to allow deny frames through the bridge based on source MAC address destination MAC address and or frame type When bridge filtering is enabled each frame is examined against the defined filter
5. 8 1 Network Statistics Select to view the Statistics of different interfaces Ethernet USB DSL 39 ATU R140 ADSL Ethernet USB Router User s Guide 4 8 2 Connection Status Select to view the Status of different connections 4 8 3 DHCP Clients Select to view the list of DHCP clients 4 8 4 Modem Status Select to view the Status and Statistics of your broadband DSL connection 4 8 5 Product Information You can display the gateway s driver and run time information by going to the Home screen under the Status title click Product Information Figure 29 illustrates the typical product information which is provided gt Status gt Product Information Maxthon o AAE File Edit View Favorites Groups Options Tools Window Help O0 0 0 2 1 A 6 xan MEGS Address httpv 192 168 1 1 ogi binAvebom getpage 2Fhtml 2Fdefs 2Fstyle5 2Fmenus 2Fmenu html var style tyle 5 varmain menu varmenu status varmenutideStatusdovar pagename y M IA E STATUS LS Network Statistics Product Information Connection Status DHCP Clients Modem Status Product Information Product Information Ethernet MAC 00 30 54 00 11 11 System Log DSL MAC 00 30 54 00 11 12 ing but USB Host MAC 00 30 54 00 11 13 Software Yersions Gateway T360 041123b1 18 ATM Driver 4 03 03 00 DSL HAL 3 02 00 03 DSL Datapump 1 01 03 00 Annex B SAR HAL 01 07 02 PDSP Firmware 0 49 Boot Loader do ds Figure 29 Product Information
6. Add button of QoS Setup Page This page allows you add a Rule or Matching criteria that identifies an Application traffic The Application traffic can be identified by Rule Name Source Destination IP Address and Netmask Source Destination Port range Protocol and Traffic Priority The Traffic Priority field corresponds to the Priority Queue High Medium Low for for this traffic The possible options for Protocol are ANY ICMP TCP and UDP Wildcard entries are allowed for IP Address Netmask and Port range fields The additional TOS marking field allows you to assign a TOS value to this traffic The values for the TOS marking can be No Change Normal Service Minimize monetary cost Maximize reliability Maximize throughput and Minimize delay 27 ATU R140 ADSL Ethernet USB Router User s Guide gt Advanced gt IP QoS Maxthon _ 18 x File Edit View Favorites Groups Options Tools Window Help 0 90 0 0 201 02 4 Y d OME http 192 168 1 1 cgi binAvebom var 3 Amain menudevar 3 Astyle style 5 amp egetpage 62Fhtml92Fdets 2Fstyles 2Fmenvs 2Fmenu html erorpage 2Fhtml92Fdefs 2Fstyles 2Fr y of Home setup mae HOER ER UPnP g IP QoS Traffic Rule SNTP SNMP Qe Rule Name IP Qos ET Source IP ESE TER Source Netmask CO Port Forwarding IP Filters Source Start Port Source End Port LAN Clients Destination IP Destination Netmask LAN Isolation Destination Sta
7. Doom Static Routing O Apps Dune 2000 Dynamic Routing O Servers pret 7 8 Games ri Access Control O user a EverQuest Log Out Fighter Ace Il Y Figure 19 IP Filters The apply button will temporarily save this connection To make the change permanent you need to click on Tools at the top of the page and select System Commands At the system commands page click on Save All 4 6 7 LAN clients To add a LAN client from the Home screen click Advanced and under Advanced select LAN Clients If DHCP is used all DHCP clients are automatically assigned If a fixed IP address server is on the LAN and you want this server to be visible via the WAN you must add its IP address Once the IP address has been added to you can apply Port Forwarding and Access Control rules to this IP address The apply button will temporarily save this connection To make the change permanent you need to click on Tools at the top of the page and select System Commands At the system commands page click on Save All 30 ATU R140 ADSL Ethernet USB Router User s Guide 6 gt Advanced gt LAN Clients Maxthon File Edit View Favorites Groups Options Tools Window Help O0 0 0 8 A 0 0 Y bho MEGS Add http 192 168 1 1 cgi binAvebem i gt a IS ADVANCED ACE OO UPnP LAN Clients SNTP To add a LAN Client Enter IP Address and Hostname then click Apply SNMP IP QoS Select LAN Connection
8. Enable DHCP Relay Relay IP 20 0 0 3 O Server and Relay Off Status ET TT Figure 12 LAN IP address The apply button will temporarily save this connection To make the change permanent you need to click on Tools at the top of the page and select System Commands At the system commands page click on Save All 4 5 3 Firewall NAT Services You can enable or disable Firewall and NAT by going to the Home screen click setup and under LAN Setup select Firewall NAT Services By unselecting the Enable Firewall and NAT Services button the firewall and NAT services is disabled for all WAN connections The apply button will temporarily save this connection To make the change permanent you need to click on Tools at the top of the page and select System Commands At the system commands page click on Save All 4 6 Advanced The gateway supports a host of advanced features For basic Gateway functionality the user does not need to utilize these advanced features The features help with routing security port configuration and plug and play capability 4 6 1 UPnP UPnP NAT and Firewall Traversal allow traffic to pass thru the Gateway for applications using the UPnP protocol This feature requires one active DSL connection In presence of multiple DSL connections select the one over which the incoming traffic will be present for example the default Internet connection To enable UPnP you must first have a W
9. bytes wae On Demand Default Gateway df MBS 0 cells Debug O CDVT 0 usecs PPP Unnumbered LAN LAN group 1 z Auto PVC D EE cancer Figure 5 PPPoA Connection Setup To complete the connection you must now click the apply button The apply button will temporarily save this connection To make the change permanent you need to click on Tools at the top of the page and select System Commands At the system commands page click on Save All 4 4 1 3 PPPoE Connection Setup PPPoE is also known as RFC 2516 lt is a method of encapsulating PPP packets over Ethernet PPP or Point to Point protocol is a method of establishing a network connection session between network hosts It usually provides a mechanism of authenticating users To configure the gateway for PPPoE click on Setup and then click on New Connection The default PPPoE connection setup is displayed At the Type field select PPPoE and the PPPoE connection setup page is displayed figure 6 illustrates a typical PPPoE configuration Give your PPPoE connection a unique name the name must not have spaces and cannot begin with numbers In this case the unique name is called PPPOE1 Select the encapsulation type LLC or VO if you are not sure just use the default mode Select the VPI and VCI settings your DSL service provider or your ISP will supply these in this case the DSL service provider is using 0 35 Also select the quality of service QOS leave the default value if
10. line is connected directly to the wall and to the line input on the gateway If the phone line is connected to the phone side of the gateway or you have a splitter installed on the phone line the DSL light will not come on 42 ATU R140 ADSL Ethernet USB Router User s Guide 6 Gateway terms What is a firewall A firewall is protection between the Internet and your local network It acts similarly to the firewall in your car protecting the interior of the car from the engine Your car s firewall has very small opening that allow desired connections from the engine into the cabin gas pedal connection etc but if something happens to your engine you are protected The firewall in the Gateway is very similar Only the desired connections that you allow are passed through the firewall These connections are normally originating from the local network such as web browsing checking your email downloading a file and playing a game However in some cases you can allow incoming connections so that you can run programs like a web server What is NAT NAT stands for Network Address Translation Another name for it is Connection Sharing What does this mean Your ISP provides you with a single network address for you to access the Internet through However you may have several machines on your local network that want to access the Internet at the same time The Gateway provides NAT functionality that converts your local network addresses to t
11. specified These servers would enable you to have access to other web servers Valid IP addresses range is from 0 0 0 0 to 255 255 255 255 18 ATU R140 ADSL Ethernet USB Router User s Guide To configure the gateway for a Static connection click on Setup and then click on New Connection The default Static connection setup is displayed At the Type field select Static and the Static connection setup page is displayed figure 8 illustrates a typical Static configuration Give your Static connection a unique name the name must not have spaces and cannot begin with numbers In this case the unique name is called STATIC1 Select the encapsulation type LLC or VC if you are not sure just use the default mode Select the VPI and VCI settings your DSL service provider or your ISP will supply these in this case the DSL service provider is using 0 35 Also select the quality of service QOS leave the default value if you are unsure or the ISP did not provide this information You can also enable Network Address Translation NAT and the Firewall options If you are unsure leave these in the default mode Based upon the information your DSL ISP provided enter your assigned IP address Subnet Mask Default Gateway if provided and Domain Name Services DNS values if provided For the static configuration you can also select a bridge connection or a routed connection Since static IP address is typically used to host WEB servers you may want to
12. that was PD with ATU R140 ADSL Gateway and perform the following steps In windows disable all network adapters except the one which is connected to the gateway Disable zone alarm or any IP blocking software that is running of the PC Run the PC tool application At the IP address prompt type 192 168 1 1 and retrieve assign IP address The PC application should come back with information about the gateway You then need to load the kernel image flash file system and config xml file to the flash Once all three codes have been loaded into the gateway the gateway will automatically reboot As long as there is no problem with the Flash 41 ATU R140 ADSL Ethernet USB Router User s Guide memory the gateway should be functional and the LEDs should light correctly 5 4 The DSL Link LED continues to blink but does not go solid 1 This means that the DSL line is trying to train but for some reason it cannot establish a valid connection The main cause of this is that you are too far away from the central office Contact your DSL service provider for further assistance 5 5 The DSL Link LED is always off 1 Make sure you have DSL service You should get some kind of information from your ISP which states that DSL service is installed You can usually tell if the service is installed by listening to the phone line you will hear some high pitched noise If you do not hear high pitched noise contact your ISP 2 Verify that the phone
13. the WAN port is sending receiving data INTERNET PPP LED This LED is lighted when work under PPPoE PPPoA mode LAN LED The LED is lighted when a connection is established to LAN port and flashes when LAN port is sending receiving data USB optional LED The LED is lighted when a connection is established to USB port and flashes when USB port is sending receiving data ATU R140 ADSL Ethernet USB Router User s Guide 3 Installing Your Gateway 1 Locate an optimum location for the gateway 2 For connections to the Ethernet and DSL interfaces refer to the quick start guide 3 Connect the AC Power Adapter Depending upon the type of network you may want to put the power supply on an uninterruptible supply Only use the power adapter supplied with the gateway A different adapter may damage the product Now that the hardware installation is complete proceed to Chapter 4 Setting up your gateway 10 ATU R140 ADSL Ethernet USB Router User s Guide 4 Setting up Your Gateway This section will guide you through your gateway s configuration The gateway is shipped with a standard default bridge configuration for most users you may want to change the gateway from a bridge to a router 4 1 Log into Your Gateway To configure your gateway open your web browser You may get an error message at this point this is normal Don t panic Continue following these directions Type the default IP address 192 168 1 1 Press the Ent
14. the current configuration of the Gateway If you do re start the system without saving your configuration the Gateway will revert back to the previously saved configuration b Restart Use this button to re start the system If you have not saved your configurations the Gateway will revert back to the previously saved configuration upon re starting NOTE Connectivity to the unit will be lost You can reconnect after the unit reboots c Restore Defaults Use this button to restore factory default configuration NOTE Connectivity to the unit will be lost You can reconnect after the unit reboots 4 7 2 Remote Log The remote log feature is used in conjunction with the PC tool software provided with your gateway For PPPoE and PPPoA connections you can select debug if you want to log the connection information This is helpful when trying to debug connection problems The remote log feature will forward all logged information to the remote PC The type of information forwarded to the remote PC depends upon the Log level Each log message is assigned a severity level which indicates how seriously the triggering event affects Gateway functions When you configure logging you must specify a severity level for each facility messages that belong to the facility and are rated at that level or higher are logged to the destination Table 1 defines the different severity levels To forward logging information you need to click on Tools at the
15. top of the page and select Remote Log panic System panic or other condition that causes the router to stop functioning alert Conditions that require immediate correction such as a corrupted system database critical Critical conditions such as hard drive errors Error conditions that generally have less serious consequences than errors in the emergency alert and critical error levels warning Conditions that warrant monitoring notice Conditions that are not errors but might warrant special handling info Events or non error conditions of interest debug Software debugging messages Specify this level only when so directed by a technical support representative Table 1 Severity Level 37 ATU R140 ADSL Ethernet USB Router User s Guide 4 7 3 User Management You can change your gateway s username and password by going to the Home screen under the tools menu click User Management From here you can change the login name and password You can also change the idle timeout you will need to log back onto the gateway once the timeout expires If you forget your password you can press and hold the reset to factory defaults button for 10 seconds or more The gateway will reset to its factory default configuration and all custom configurations will be lost The apply button will temporarily save this connection To make the change permanent you need to click on Tools at the top of the pag
16. your configuration file from the system b iguration User Management y clicking Get Update Gateway y Ping Test Select a File we Max file size 3 5 MB Hades Firmware Image can be the combined Log Dut single image with or without digital signature Update Gateway The system will be restarted automatically after the Filesystem image is successfully updated You will need to reconnect again to configure your Figure 27 Update Gateway 38 ATU R140 ADSL Ethernet USB Router User s Guide 4 7 5 Ping Test Once you have your gateway configured it is a good idea to make sure you can Ping the network You can get to the Ping web page by going to the Home screen under the Tools title click Ping Test Type the target address that you want to pin If you have your PC connected to the gateway via the default DHCP configuration you should be able to Ping the network address 192 168 1 1 If your ISP has provided their server address you can try to ping the address If the pings for both the WAN and the LAN side complete and you have the proper protocols configured you should be able to surf the Internet By default when you select ping test the gateway will ping itself 3 times As shown in Figure 28 the gateway passed the Ping test this basically means that the TCP IP protocol is up and running If this first Ping test does not pass the TCP IP protocol is not loaded for some reason you should restart
17. 140 ADSL Gateway s CLIP support will encapsulate IP in an AAL5 packet data unit PDU frame using RFC1577and it utilizes an ATM aware version of the ARP protocol ATMARP ATU R140 ADSL Gateway s CLIP support only allows for PVC support it does not support SVC 19 ATU R140 ADSL Ethernet USB Router User s Guide To configure the gateway for a CLIP connection click on Setup and then click on New Connection The default CLIP connection setup is displayed At the Type field select CLIP and the CLIP connection setup page is displayed figure 9 illustrates a typical CLIP configuration Give your CLIP connection a unique name the name must not have spaces and cannot begin with numbers In this case the unique name is called CLIP1 Select the VPI and VCI settings your DSL service provider or your ISP will supply these in this case the DSL service provider is using 0 35 Also select the quality of service QOS leave the default value if you are unsure or the ISP did not provide this information 6 gt Setap gt New Connection Maxthon A TES File Edit View Favorites Groups Options Tools Window Help O 0 38 h AGx dno MEGS http 192 168 1 1 ogi binAvebom getpage bnldefs style5 menus menu html amp var style style5 var main menudvar menu stupdevar menutitleSetup amp var pagenameclip amp var pagetitle M HOME SETUP ADVANCED O AS LAN Setup CLIP Connection Setup LAN Configuration Firewall NAT
18. 4 612 Dynamic ROUTE 35 OLI Ge BA A ORR 36 4 7 TOOLS SEE EED EO o e ds e o RES IE SEER 37 4 7 1 A MES A ON SE ER NE OE OR 37 4 7 2 Remote Log A a a Dk a 37 4 7 3 User MINA EEN A Re GERS RE Rad 38 4 7 4 Update ate Wa Pe a ales 38 4 7 5 Pine LY sarc ctu cose E E N E A A E A AEN 39 4 7 6 REEKSE EE EN ER OE N 39 48 STATUS e ge EE a N 39 4 8 1 Network Statistics ER fo iat ion hile va eleva details AAA sheds vasca 39 4 8 2 Connection SIQIUS cubetas 40 4 8 3 DACP Cltents ee lo eco dean E ed 40 4 8 4 Modem Status ER N EE ii ib 40 ATU R140 ADSL Ethernet USB Router User s Guide 4 8 5 Product ION ONIS AAA RRA AAA A AAA 40 4 8 6 System NOG OE AA A A A AA AA AA 40 5 APPENDIX A TROUBLESHOOTING cocccccocccccccccncnccccccccccccccocccococococononos 41 5 1 THE GATEWAY IS NOT FUNCTIONAL ee ee 41 5 2 CAN T CONNECT TO THE GATEWAY ee ee ee 41 5 3 THE LEDS BLINK IN A SEQUENTIAL PATTERN ccccccccccccccceeeeeeccececeeeees 41 5 4 THE DSL Link LED CONTINUES TO BLINK BUT DOES NOT GO SOLID 42 5 5 THE DSL LINK LED IS ALWAYS OFF ee ee 42 6 GATEWAY TERMS eisers eie eke ee eed ee ke ee Ned ie ge ke amadas 43 1 ATU R140 ADSL Ethernet USB Router User s Guide Introduction The ATU R140 ADSL Gateway is the perfect high speed WAN bridge router This full featured product is specifically designed to connect to the Internet and directly connect to your local area network via high speed 10 100 Mbps Ethernet or 802 11b g The gatewa
19. AN connection configured Once a WAN connection is configured from the Home screen click Advanced and under Advanced select UPnP This will bring up the screen shown in Figure 13 You must enable UPnP and then select which connection will utilize UPnP 23 ATU R140 ADSL Ethernet USB Router User s Guide 6 gt Advanced gt UPnP Maxthon 18 x File Edit View Favorites Groups Options Tools Window Help 0 0 0 0 4 2 0 Y dno MEGS Addees httpy 192 168 1 1 cgi binvebom getpage 2Fhtnl 2Fdets 2Fstyle5 2Fmenus 2Fmenu htnlavarstyle style5 var main menvavermenu ady amp varmenutitle Advanced amp varcpagenan EJ IS ADVANCED ES HELP et UPnP UPnP SNTP To enable UPnP check the Enable UPnP box and select a connection below SNMP IP QoS Enable UPNP Port Forwarding WAN Connection DEFAULT El IP Filters LAN Connection LAN group 1 h LAN Clients LAN Isolation Bridge Filters Multicast Static Routing Dynamic Routing Access Control Log Out Figure 13 UPnP The apply button will temporarily save this connection To make the change permanent you need to click on Tools at the top of the page and select System Commands At the system commands page click on Save All 4 6 2 SNTP Simple Network Time Protocol SNTP which is an adaptation of the Network Time Protocol NTP used to synchronize clocks in the Internet 24 6 gt Advanced gt SNTP Maxthon File Edit View Fav
20. F Name CLIP1 Type CLIP y Sharing Disable y Services Options NAT Y Firewall VLAN ID 0 Priority Bits 0 y WAN Setup p gnar g ority Bits 0 New Connection CLIP Settings TEE meden 1P address 10 247 20 24 eve New iia Mask 255 255 248 0 VPI lo Log Out ARP Server 10 247 16 1 ver B5 Default Gateway 10 247 16 1 Qos UBR PCR 0 cps scr o cps MBS 0 cells CDVT 0 usecs Auto PVC O Era En Figure 9 CLIP Connection Setup To complete the connection you must now click the apply button The apply button will temporarily save this connection To make the change permanent you need to click on Tools at the top of the page and select System Commands At the system commands page click on Save All 4 4 2 Modify an Existing Connection To modify an existing connection from the Home screen click setup and then click the connection you want to modify The connections are listed as Connection 1 through Connection 8 As a note if you delete the connection to make the change permanent you need to click on Tools at the top of the page and select System Commands At the system commands page click on Save All 4 4 3 Modem Setup To configure the DSL modulation type go to the Home screen Click setup Under WAN Setup select Modem Setup This will bring up the modem setup screen Leave the default value if you are unsure or the DSL ISP did not provide this information For most all cases this screen sh
21. If RIP v1 is selected routing data will be sent in RIP v1 format If Rip V2 is selected routing data will be sent in RIP v2 format using subnet broadcasting If Rip V1 Compatible is selected routing data will be sent in RIP v2 format using multicasting To enable Dynamic Routing from the Home screen click Advanced and under Advanced select Dynamic Routing Figure 25 illustrates a typical Dynamic Route 35 ATU R140 ADSL Ethernet USB Router User s Guide 6 gt Advanced gt Dynamic Routing Maxthon ale x Hie Edit View Favorites Groups Options Tools Window Help 04 0 0 0 24 14 0 Y bho mae Addes http 192 168 1 1 ogi bin vebom zetpage 2Fhtnl 2Fdefs 2Fstyle5 2Fmenus 2Fmenu html svar style tyle 5 evar main menu yar menu adw evar menutitle Advanced var pagenan EJ STATUS IS ADVANCED SERLE HELP UPnP Dynamic Routing SNTP O Enable RIP Protocol RIP v2 SNMP IP QoS Port Forwarding Y Enable Password IP Filters Password eeee LAN Clients LAN Isolation Interface Direction Bridge Filters LAN group 1 Both Multicast Static Routing Dynamic Routing Access Control Log Out Figure 25 Dynamic Routing The apply button will temporarily save this connection To make the change permanent you need to click on Tools at the top of the page and select System Commands At the system commands page click on Save All 4 6 13 Access Control Open the access fr
22. Select LAN LAN group 1 y ver o Log Out VEL 0 Qos UBR y PCR JO cps SCR 0 cps MBS 0 cells CDVT 0 usecs Auto PVC O ie vee esse Figure 4 Bridge Connection Setup To complete the connection you must now click the apply button The apply button will temporarily save this connection To make the change permanent you need to click on Tools at the top of the page and select System Commands At the system commands page click on Save All 4 4 1 2 PPPoA Connection Setup PPPOA is also known as RFC 2364 It is a method of encapsulating PPP packets over ATM cells which are carried over the DSL line PPP or Point to Point protocol is a method of establishing a network connection session between network hosts It usually provides a mechanism of authenticating users LLC and VC are two different methods of encapsulating the PPP packet Contact your ISP to make sure which encapsulation is being supported 14 ATU R140 ADSL Ethernet USB Router User s Guide By selecting PPPOA you are forcing your gateway to terminate the PPPoA connection The advantage is that the PPPoA termination is done within the gateway and not on your PC this frees up your PC resources and allows multiple users to utilize the PPPoA connection To configure the gateway for PPPOA click on Setup and then click on New Connection The default PPPoE connection setup is displayed At the Type field select PPPoA and the PPPoA connection setup
23. USER MANUAL ATU R140 ADSL2 SOHO modem LI ion CTC Union Technologies Co Ltd The information in this publication has been carefully checked and is believed to be entirely accurate at the time of publication CTC Union Technologies assumes no responsibility however for possible errors or omissions or for any consequences resulting from the use of the information contained herein CTC Union Technologies reserves the right to make changes in its products or product specifications with the intent to improve function or design at any time and without notice and is not required to update this documentation to reflect such changes CTC Union Technologies makes no warranty representation or guarantee regarding the suitability of its products for any particular purpose nor does CTC Union assume any liability arising out of the application or use of any product and specifically disclaims any and all liability including without limitation any consequential or incidental damages CTC Union products are not designed intended or authorized for use in systems or applications intended to support or sustain life or for any other application in which the failure of the product could create a situation where personal injury or death may occur Should the Buyer purchase or use a CTC Union product for any such unintended or unauthorized application the Buyer shall indemnify and hold CTC Union Technologies and its officers employees subsidiaries af
24. and under Advanced select Port Forwarding Next select the computer hosting the service and add the corresponding firewall rule If you want to add a custom application select the User category click New and fill in the port protocols and description for your application For example if you want to host a Netmeeting session from the Home screen click Advanced and under Advanced select Port Forwarding First select the IP address for your Netmeeting server Next select the Audio Video category and add Netmeeting to the applied rules box To view the management rules highlight Netmeeting and select view this will display the pre configured protocols and ports that Netmeeting will use Now assuming that your WAN connection is correct you can run Netmeeting from your server and call users that are on the Internet If you know your WAN IP address users can call you Figure 18 illustrates a typical Port Forwarding configuration 28 ATU R140 ADSL Ethernet USB Router User s Guide 4 6 5 1 DMZ configuration Setting a computer on your local network as a DMZ forwards any network traffic that is not redirected to another computer via the port forwarding feature to the computer s IP address This opens the access to the DMZ computer from the Internet 4 6 5 2 Enable Incoming ICMP Ping Enabling the Incoming Internet Control Message Protocol ICMP Ping will allow Echo requests to come into the gateway The gateway will respond with an ICMP Ech
25. ays a list of configured rules allows you to add a new rule and allows you to delete an existing rule Each rule is a Matching criteria that identifies an Application traffic to be transmitted by the NSP using one of the 3 Priority Queues High Medium and Low Note If IP QoS is enabled and no rules are defined a Default Rule is added which is hidden The Default Rule puts all the Traffic to be transmitted in the Low Priority Queue 26 ATU R140 ADSL Ethernet USB Router User s Guide gt Advanced gt IP QoS Maxthon o la x Fie Edit View Favorites Groups Options Tools Window Help OOS AAK a ooe wss http 01192 168 1 1 cgi binAvebem getpage 2Fhtml 2Fdets92Fstyle5 2Fmenus 2Fmenu html amp var style style5 amp var main menu var menu adv amp var menutitle Advanced amp var pagenan y OT ADVANCED METER ON 1 UPnP IP Qos SNTP SNMP c Choose a connection LAN group 1 IP QoS Low priority weight 40 ha Port Forwarding Medium priority weight 60 y IP Filters Enable IPQ0S O LAN Clients Trusted Mode O LAN Isolation a z Source Source Destination Destination Bridge Filters Name IP Port Start IP Port Start Protocol Priority Phy Port TOS Delete Multicast Mask PortEnd Mask Port End Static Routing Dynamic Routing add Access Control Log Out Figure 16 IP QoS 4 6 4 2 Rule Setup This page is invoked when you click on the
26. ce all TCP traffic to conform with PPP MRU by changing TCP Maximum Segment Size to PPP MRU i Debug Enables PPPoE connection debugging facilities Debugging is talked about later j PPP Unnumbered Some ISPs provide unnumbered service for special purpose gt Setap gt New Connection Maxthon AME File Edit View Favorites Groups Options Tools Window Help 0 0 0 0 4 24 0 Y bho MEGS dre e http 192 168 1 1 cgi binAvebcm getpage htmldefs style5 menvsimenu html var style tyle5 varmain menu var menussetupdvar menutitlesSetupdvar pagename pppoe amp varpagetit STATUS HOME SETUP ADVANCED TOOLS HELP LAN Setup PPPoE Connection Setup LAN Configuration Firewall NAT c Name PPPoE1 Type PPPoE y Sharing Disable y Services 8 Options MW NAT Y Firewall VLAN ID 0 Priority Bits 0 y WAN Setup Y ci a oz New Connection PPP Settings PYC Settings derd Username username PVC Nev z DEFAULT Password Jeeee VPI fo Log Out Idle Timeout JO secs VCI 35 Keep Alive 10 min Qos UBR Authentication Auto O CHAP O PAP per Pp me MTU 1492 bytes ser 7 sE On Demand Q Default Gateway f Enforce MTU Y Debug O ED cells PPP Unnumbered LAN LAN group 1 z CDVT 0 usecs Auto O RE Figure 6 PPPOE Connection Setup To complete the connection you must now click the apply button The apply button will temporarily save this connection To make the chan
27. da ii 7 Pel PERATURES da ect 7 2 GATEWAY OVER VIEW ccccccccsssssscsscsscsccssssscsccssssscsccsssssscessssscccessssscsoes 8 2 1 FRONT VIEW sever ascents scores Satna teats lts 8 2 2 PORTS AND BUTTON iio 8 3 INSTALLING YOUR GATEWAY ccssscsccsssssccccsssssccsssssscccessssceccesseee 10 4 SETTING UP YOUR GATEWAY ccccsssscsssssccccsssssccccssssscccsesscccseees 11 4 1 LOG INTOYOURGATEWAYES ee ae sii 11 42i HOME SERENA E Jal ee Se ayia Bae ae eae 11 4 2 A ens ED OE De ee 12 4 3 1 Wide Area Network ConnectiON oooooonncccnnnnnnnnnnnnnnonnnonnnnnnnnnnaroconnnnnnns 13 4 3 2 Local Area Network Connection cccccccccccccccccsseeesscccecceceaassssseeceseeeaas 13 4 4 CONFIGURING THE WAN cas 13 4 4 1 NEWICONNECION A a E E aR ee 14 4 4 2 Modify an Existing CONTECIOA Se A A Ia 20 4 4 3 Modem Setup oe N ee eee a eek ED ee 20 45 CONFIGURING THE LAN aiii 21 4 5 1 Enable Disable DHCP lt a rd tii ad 21 4 5 2 Changing the gateways IP address 22 4 5 3 Firewall NAT Services ooocccccnnnninnnnnoncnnnnnnnnnnnananonnnnncnnnnnnnnnnnnnoroconnnnnns 23 4 6 ADVANCED cuarto ie 23 4 6 1 DPP A og SLL 23 4 6 2 SI AAA A AN 24 4 6 3 A A Ee Saas 25 4 6 4 TP OOS tata 26 4 6 5 Port FOTWOTGING a 28 4 6 6 TRUCOS taba 30 4 6 7 EAN CERES A AA ee as 30 4 6 8 AN KYU EG EO RE EOE RAEI 31 4 6 9 ig ly dd OE EO A A N 32 BOLO Multicast ee E AE EAT E ee a a aii 33 AO A1 Statie Routing AAA O A ed a a SENERS 34
28. e and select System Commands At the system commands page click on Save All 4 7 4 Update Gateway You can remotely upgrade the gateway s firmware by going to the Home screen under the tools title click Update Gateway This will bring up the screen shown in Figure 27 ATU R140 ADSL Gateway will provide two different images one image is the kernel operating system and the other image is the file system To upgrade the firmware click browse find the firmware file to download Make sure this is the correct file Click on upgrade firmware as shown in Figure 27 Once the upgrade is complete the gateway will reboot You will need to log back onto the gateway after the firmware upgrade is complete The firmware upgrade should take less that 5 minutes to complete If it takes longer than 5 minutes something has gone wrong Note Do not remove power from the gateway during the firmware upgrade procedure slelxd File Edit View Favorites Groups Options Tools Window Help 0 0 0 0 24 2 0 Y dno MEGS http 192 168 1 1 0gi binAvebcm getpage 2Fhtml 2Fdefs 2Fstyle5 2Fmenvs 2Fmenu html var style tyle 54varmain menu varmenu tools var menutitle Tools yar pagename y HOME SETUP ADVANCED TOOLS EU System Commands Update Gateway Remote Log To update your gateway firmware choose an updated firmware image or configuration file in Select a File land then click the Update Gateway button Additionally you may download
29. e ISPs network make sure your using the correct protocols with the correct VPI VCI values Make sure NAT is enabled for your connection If NAT is disabled you the gateway will not route frames correctly 5 2 can t connect to the gateway 1 2 3 Check to see that the power LED is green and that the network cables are installed correctly see the quick start guide for more details Make sure you are not connecting the USB and the Ethernet port at the same time You must only use 1 interface at a time Make sure that your PC and the gateway is on the same network segment The gateway s default IP address is 192 168 1 1 If you are running a Windows based PC you can open a DOS window and type IPCONFIG make sure that the network adapter that is connected to the gateway is within the same 192 168 1 x subnet Also your PC s Subnet Mask should match the gateways subnet mask The gateway has a default subnet mask of 255 255 255 0 If this still does not work press the reset button for 10 seconds This will place the gateway into its factory default state Go through the above procedures again Make sure NAT is enabled for your connection If NAT is disabled you the gateway will not route frames correctly 5 3 The LEDs blink in a sequential pattern This typically means that either the kernel or flash file system is corrupted The only way to recover from this type of failure is via the PC tool You need to install the PC tool
30. efault Gateway Specify this connection as the default gateway g MRU Maximum Receive Unit the DSL connection can receive It is a negotiated value that asks the provider to send packets of no more than n bytes The maximum specified value is 1500 although some DSL ISP providers require a larger value The minimum MRU value is 128 h Debug Enables PPPoA connection debugging facilities Debugging is talked about later i PPP Unnumbered Some ISPs provide unnumbered service for special purpose 15 ATU R140 ADSL Ethernet USB Router User s Guide 6 gt Setap gt New Connection Maxthon E lel xi Fie Edit View Favorites Groups Options Tools Window Help O0 0 0 8 1 0 04a MEGS e e http 192 168 1 1 cgi binAvebcm getpage htmldefs style5 menvsimenu html var style tyle5 varmain menu var menussetupdvarmenutitlesSetupdvar pagename pppoa amp varpageti HOME SETUP ADVANCED ER 1 LAN Setup PPPoA Connection Setup Type PPPoA LAN Configuration Firewall NAT Name PPPoAt Services Sharing Disable Options NAT Y Firewall VLAN ID 0 Priority Bits JO y WAN Setup cd y X New Connection i a PPP Settings PYC Settings Modem Encapsulation LLCO VC PVC New DEFAULT Username username VPI T Log Out Password jeeee VEL 40 Idle Timeout JO secs Qos UBR Keep Alive 10 min peR pp cps Authentication Auto Q CHAP O PAP p SCR 0 mtu 1500
31. er key and the following screen shown in Figure 1 will appear The default user name is Admin case sensitive and the password is Admin case sensitive Note Before setting up your gateway make sure you have followed the quick start guide You should have your computers configured for DHCP mode and have proxies disabled on your browser Also if you access the Gateway and instead of getting a login screen the browser instead displays a login redirection screen you should check your browser s setting and verify that JavaScript support is enabled Also if you do not get the screen shown in Figure 1 you may need to delete your temporary Internet files basically flush the cached web pages EEK isil File Edit View Favorites Groups Options Tools Window Help O 0 0 2 8 0k marg 8 http 192 168 1 17 Ha Please Log In to continue Log In Username Passwori d Figure 1 Log in screen 4 2 Home Screen The first screen Figure 2 that appears after the log in screen is the Home screen From this screen the user can setup the modem configure the LAN and WAN connection s configure the advanced configuration options within the modem security routing and filtering access 11 ATU R140 ADSL Ethernet USB Router User s Guide tools that are helpful for debug purposes obtain the status of the modem and view the extensive online help The basic layout of the Home page consists of a page se
32. filiates and distributors harmless against all claims costs damages expenses and reasonable attorney fees arising out of either directly or indirectly any claim of personal injury or death that may be associated with such unintended or unauthorized use even if such claim alleges that CTC Union Technologies was negligent regarding the design or manufacture of said product TRADEMARKS Microsoft is a registered trademark of Microsoft Corp HyperTerminal is a registered trademark of Hilgraeve Inc WARNING This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference in which case the user will be required to correct the interference at his own expense NOTICE 1 The changes or modifications not expressively approved by the party responsible for compliance could void the user s authority to operate the equipment 2 Shielded interface cables and AC power cord if any must be used in order to comply with the emission limits CISPR PUB 22 Class A COMPLIANCE This device complies with EMC directive of the European Community and meets or exceeds the follow
33. ge permanent you need to click on Tools at the top of the page and select System Commands At the system commands page click on Save All 4 4 1 4 DHCP Connection Setup Dynamic Host Configuration Protocol DHCP allows the gateway to automatically obtain the IP address from the server This option is commonly used in situations where IP is dynamically assigned and is not known prior to assignment 17 ATU R140 ADSL Ethernet USB Router User s Guide To configure the gateway for a DHCP connection click on Setup and then click on New Connection The default DHCP connection setup is displayed At the Type field select DHCP and the DHCP connection setup page is displayed figure 7 illustrates a typical DHCP configuration Give your DHCP connection a unique name the name must not have spaces and cannot begin with numbers In this case the unique name is called DHCP1 Select the encapsulation type LLC or VC if you are not sure just use the default mode Select the VPI and VCI settings your DSL service provider or your ISP will supply these in this case the DSL service provider is using 0 35 Also select the quality of service QOS leave the default value if you are unsure or the ISP did not provide this information If your DSL line is connected and your DSL ISP provider is supporting DHCP you can click the renew button and the gateway will retrieve an IP address Subnet mask and Gateway address At anytime you can renew the DHCP address b
34. hat many other devices need then multicasting is a natural fit Note that using multicasting as opposed to sending the same data to individual devices uses less network bandwidth 33 ATU R140 ADSL Ethernet USB Router User s Guide To enable Multicasting from the Home screen click Advanced and under Advanced select Muliticast Figure 23 illustrates a typical Multicast configuration gt Advanced gt Multicast Setup Maxthon E Q 0 0 5 10 0 0 do 9 1 EER http 192 168 1 1 cgi binAvebcm getpage 2Fhtml 2Fdefs 2Fstyle5 2Fmenus 2F menu honlaver style style5 amp var main menudver menu adv amp ver menutitle Advanceddvarpagenan EJ fi la x IS ADVANCED URS UPnP Multicast SNTP To enable Multicast check Enable IGMP Multicast button and then select a connection SNMP IP Qos O Enable IGMP Multicast Port Forwarding Select Available Connections IP Filters O DEFAULT LAN Clients LAN Isolation Bridge Filters Multicast Static Routing Dynamic Routing Access Control Log Out Figure 23 Multicast The apply button will temporarily save this connection To make the change permanent you need to click on Tools at the top of the page and select System Commands At the system commands page click on Save All 4 6 11 Static Routing If the Gateway is connected to more than one network you may need to set up a static route between them A static route is a pre defined pathway that
35. he Home screen click Advanced and under Advanced select IP Filters A page similar to the port forwarding page appears Similar to the port forwarding page an IP address can be added to a rule All IP Filters rules have precedence over rules that were added via the port forwarding page In the presence of the firewall anonymous Internet traffic is blocked The Gateway s firewall and NAT services port forwarding IP filters can be disabled for all interfaces by un checking the Enable Firewall and NAT Service To enable any of the advanced security features from the Home screen click Advanced and under Advanced select IP Filters Figure 19 illustrates the typical IP Filters configuration gt Advanced gt IP Filters Maxthon xd File Edit View Favorites Groups Options Tools Window Help 0 90 0 0 24 2 0 Y dno MEGS http 192 168 1 1 0gi binAvebcm getpage 2Fhtml 2Fdefs 2Fstyle5 2Fmenus 2Fmenv html var style tyle 5 varmain menu varmenu ad v evar menutitle Advanced var pagenan EJ IG ADVANCED ICE US a UPnP IP Filters SNTP SNMP 7 Select LAN Group LAN group a IP Qos LAN IP 192 168 1 107 y New IP Port Forwarding Block All Traffic O Block Outgoing Ping Custom IP Filters IP Filters Category Available Rules Applied Rules LAN Clients LAN Isolation Alien vs Predator Asheron s Call Bridge Filters 5 ae Dark Rein 2 Multicast Delta Force hhii O Audio Video
36. he RESET button will set the gateway to its factory default setting and reset the gateway You may need to place the gateway into its factory defaults if the configuration is changed you loose the ability to enter the gateway via the web interface or following a software upgrade and you loose the ability to enter the gateway To reset the gateway simply press the reset button for more than 10 seconds The gateway will be reset to its factory defaults and after about 30 seconds the gateway will become operational again POWER Connect the power adapter that came with the Gateway Using a power supply with a different voltage rating will damage this product Make sure to observe the proper power requirements The power requirement is 9 volts LAN local area network port Connect to Ethernet network devices such as a PC hub switch or router Some gateways come with a single LAN connection and some come with four LAN connections Depending on the connection you may need a cross over cable or a straight through cable USB universal serial port Connects this port to a PC s USB port The gateway only supports Window s based PCs via an RNDIS driver included in the software ATU R140 ADSL Ethernet USB Router User s Guide 2 3 LED Description INTERNET PPP WAN LAN O Power LED The LED stays lighted to indicate the system is power on properly WAN LED This LED is lighted when the WAN connection is established and flashes when
37. he single network address provided by your ISP It keeps track of all these connections and makes sure that the correct information gets to the correct local machine Occasionally there are certain programs that don t work well through NAT Some games and some specialty applications have a bit of trouble The Gateway contains special functionality to handle the vast majority of these troublesome programs and games NAT does cause problems when you want to run a SERVER though When running a server please see the DMZ section below What is a DMZ DMZ really stands for Demilitarized Zone It is a way of separating out part of your local network so that is more open to the Internet Suppose that you want to run a web server ora game server Normal servers like these are blocked from working by the NAT functionality The solution is to isolate the single local computer into a DMZ This makes the single computer look like it is directly on the Internet and others can access this machine Your machine isn t really directly connected to the Internet and it really has an internal local network address When you provide the servers network address to others you must provide the address of the Gateway The Gateway fakes the connection to your machine You should use the DMZ when you want to run a server that others will access from the Internet Internal programs and servers like print servers etc should NOT be connected to the DMZ What is a Ga
38. in your local computers to the Gateway The Gateway is normally configured to automatically provide all the PC s on your network with Internet addresses 4 4 Configuring the WAN Before the gateway will pass any data between the LAN interface s and the WAN interface the WAN side of the modem must be configured Depending upon your DSL service provider or your ISP you will need some or all of the information outlined below before you can properly configure the WAN e Your DSL line VPI and VCI e Your DSL encapsulation type and multiplexing e Your DSL training mode default is MMODE For PPPoA or PPPoE users you also need these values from your ISP e Your username and password For RFC 1483 users you may need these values from your ISP e Your DSL fixed Internet IP address e Your Subnet Mask e Your Default Gateway e Your primary DNS IP address 13 ATU R140 ADSL Ethernet USB Router User s Guide 4 4 1 New Connection A new connection is basically a virtual connection Your gateway can support up to 8 different unique virtual connections lf you have multiple different virtual connections you may need to utilize the static and dynamic routing capabilities of the modem to pass data correctly 4 4 1 1 Bridged gateway profile and Connection A pure bridged connection does not assign an IP address to the WAN interface NAT and firewall rules are not enabled This connection method makes the Gateway act as a hub and just passes pac
39. ing technical standard EN 55022 Limits and Methods of Measurement of Radio Interference Characteristics of Information Technology Equipment This device complies with CISPR Class A WARNING This is a Class A product In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures CE NOTICE Marking by the symbol CE indicates compliance of this equipment to the EMC directive of the European Community Such marking is indicative that this equipment meets or exceeds the following technical standards EN 55022 1994 A1 1995 A2 1997 Class A and EN61000 3 2 1995 EN61000 3 3 1995 and EN50082 1 1997 CTC Union Technologies Co Ltd Far Eastern Vienna Technology Center Neihu Technology Park 8F No 60 Zhouzi St Neihu Taipei 114 Taiwan Phone 886 2 2659 1021 FAX 886 2 2799 1355 ATU R140 ADSL2 SOHO Modem User Manual Version 1 1 Mar 2005 Released for first printing This manual supports the following models ATU R140 This document is the first official release manual Please check CTC Union s website for any updated manual or contact us by E mail at info Octcu com Please address any comments for improving this manual or to point out omissions or errors to marketing Octcu com Thank you The contents of this document are subject to change at any time without notice ATU R140 ADSL Ethernet USB Router User s Guide Table of Contents Ta INTRODUCTION cui
40. ion has two sub sections QoS Setup Page and Rule Setup Page 4 6 4 1 QoS Setup The QoS setup page allows you to configure IP QoS for a connection to view the configured QoS rules and to add delete a QoS rule Choose a connection This field allows you choose a connection from the list of available connections For e g Choose a WAN connection to enable IP QoS for the Upstream traffic of the Modem On the other hand choose the LAN connection Ethernet and USB Bridged for the downstream traffic Low Medium priority weights These 2 fields will allow you to select the weights of the Medium and Low priority queues in increments of 10 percent so that that the sum of the weights of these 2 queues is equal to 100 percent Enable IP QoS This field allows you to enable disable IP QoS for the chosen connection Trusted Mode The NSP has two primary modes of operation with regard to queue traffic prioritization Trusted and Un trusted This field allows you to choose the mode Trusted checked and Un trusted Unchecked In Trusted mode all the rules will be applied first regardless of the setting of the TOS bits After the rules have been exhausted the existing TOS bit settings will be honored The Un trusted mode will match first against all rules as in Trusted mode The difference is that if there is no match then a default rule will be used The default rule will have an associated queuing priority Low Rules section This section displ
41. ith on how your new Gateway works Please take a moment to familiarize yourself with these concepts as it should make the configuration much easier 12 ATU R140 ADSL Ethernet USB Router User s Guide 6 gt Setap gt Home Maxthon ASES File Edit View Favorites Groups Options Tools Window Help 1 O SAAL 4 2 0 03 e e http 192 168 1 1 cgi binAvebcm getpage 2Fhtml 2Fdefs 2Fstyle5 menus 2Fmenu htnl var style style5 amp var main menu amp ver pagename homedvar pagetitle Home amp var menu setu y HOME SETUP ADVANCED AOS LAN Setup Setup MA The Setup section allows you to create new connections edit existing connectio basic settings Firewall NAT Services WAN Setup LAN Setup New Connection LAN Select to assign physical interfaces to LAN and configure Configuration LAN IP address LAN DHCP Server Modem DEFAULT WAN sep Log Out New Connection Select to configure a new connection Modem Select to setup your modem Figure 3 Setup page 4 3 1 Wide Area Network Connection On the other side of the Gateway is where your Wide Area Network WAN connection also referred to as a broadband connection This WAN connection is different for every WAN supplier Most of the configuration you will perform will be in this area 4 3 2 Local Area Network Connection On one side of your Gateway you have your own Local Area network LAN connections This is where you plug
42. kets across the WAN interface to the LAN interface To configure the gateway as a bridge from the Home page click on Setup and then click on New Connection The default PPPoE connection setup is displayed At the Type field select Bridge and the Bridge connection setup page is displayed see Figure 4 Give your Bridge connection a unique name the name must not have spaces and cannot begin with numbers In this case the unique name is called bridge1 Select the encapsulation type LLC or VO if you are not sure just use the default mode Select the VPI and VCI settings your DSL service provider or your ISP will supply these in this case the DSL service provider is using 0 35 Also select the quality of service QOS leave the default value if you are unsure or the ISP did not provide this information J gt Setap gt New Connection Maxthon AE File Edit View Favorites Groups Options Tools Window Help U 0 8 H AGOx bn 9 MEGS http 192 168 1 1 cgi binAvebem getpage tmldefs style5 menus menu html amp var style style5 var main menudvar menu stupdevar menutitleSetupevar pagename brid ge amp varpagetit y HOME SETUP ADVANCED E ON a LAN Setup Bridged Connection Setup LAN Configuration Firewall NAT 5 Name BRIDGE1 Type Bridge y Sharing Disable y Services Options VLAN ID O Priority Bits JO WAN Setup New Connection Bridge Settings PYC Settings Modem C Encapsulation LLC O ve PVC New Y DEFAULT
43. lection list across the top of the browser window The footer displays gateway status connection information and other useful information The center display is where most of the configuration will take place CA MEE File Edit View Favorites Groups Options Tools Window Help O0 0 0 8 0 0 xan MEGS http 192 168 1 1 cgi binAvebem X Setup Advanced Tools Status Help The Setup section The Advanced section The Tools section lets The Status section The Help section allows you to create new lets you configure you carry out systern displays status log and provides information on connections edit advanced features like commands and perform statistical information configuration and existing connections RIP Firewall NAT simple system tests for all connections and settings for each and configure other UPnP IGMP Bridge interfaces section basic settings Filters and LAN clients Status Information System Uptime 0 hours 6 minutes Ethernet Connected DSL Status Connected USB Disconnected DSL Speed 1024 8128kbps Software Version T360 041123b1_18 Figure 2 Home page 4 3 Setup To setup your gateway with a basic configuration from the Home page select Setup Figure 3 illustrates the setup page The page is broken into two subsections the WAN configuration and the LAN configuration Before configuring the Gateway there are several concepts that you should be familiar w
44. network information must travel to reach a specific host or network You can use static routing to allow different IP domain users to access the Internet through the Gateway The New Destination IP is the address of the remote LAN network or host to which you want to assign a static route Enter the IP address of the host for which you wish to create a static route here For a standard Class C IP domain the network address is the first three fields of the New Destination IP while the last field should be 0 The Subnet Mask identifies which portion of an IP address is the network portion and which portion is the host portion For a full Class C Subnet the Subnet Mask is 255 255 255 0 The Gateway IP address should be the IP address of the gateway device that allows for contact between the Gateway and the remote network or host The Hop Count determines the maximum number of steps between network nodes that data packets will travel A node is any device on the network such as a router or switch To enable Static Routing from the Home screen click Advanced and under Advanced select Static Routing Figure 24 illustrates a typical Static Route 34 ATU R140 ADSL Ethernet USB Router User s Guide 6 gt Advanced gt Static Routing Maxthon A ETS File Edit View Favorites Groups Options Tools Window Help 0 090 0 0 24 24 0 Y bho MEGS e e http 192 168 1 1 cgi binAvebcm getpage 2Fhtml 2Fdets 2Fstyle5 2Fmenus 2Fmenu html var style t
45. o response message The option allows the DSL provider or ISP to determine the following a The status of the network b Tracking and isolating hardware and software problems c Testing measuring and managing networks gt Advanced gt Port Forwarding Maxthon E ax File Edit View Favorites Groups Options Tools Window Help O 0 0 2 0 8 xkan aeg dess http 1192 168 1 1 gi binAvebem a af HELP ISA ADVANCED MERE GOS m UPnP Port Forwarding SNTP SNMP WAN Connection DEFAULT 70 Allow Incoming Ping IP Qos Select LAN Group LAN group 1 h Port Forwarding Lan 1P 192 168 1 107 7 EEE omz Custom Port Forwarding IP Filters LAN Clients Category Available Rules Applied Rules LAN Isolation Net2Phone Netmeeting Bridge Filters Netmeeting Seem Quick Time 4 Server Multicast O VEN Static Routing Audio Video O Apps Dynamic Routing O Servers Access Control O User Log Out Figure 18 Port Forwarding Netmeeting The apply button will temporarily save this connection To make the change permanent you need to click on Tools at the top of the page and select System Commands At the system commands page click on Save All 29 ATU R140 ADSL Ethernet USB Router User s Guide 4 6 6 IP Filters IP Filters can also be called port blocking Specific types of traffic that is destined can be blocked To enable any of the IP Filters features from t
46. om the Internet to the Gateway s management ports web telnet File Edit View Favorites Groups Options Tools Window Help O0 0 0 8 0 0 Y dno MEGS Addes http 192 168 1 1 ogi binAvebom getpage 2Fhtml 2Fdefs 2Fstyle5 2Fmenus 2Fmenu himlavar style style5 var main menudever menu adv amp var menutitleAdvanced amp var pagenan EJ IS ADVANCED CITE US LS a UPnP Access Control SNTP SNMP O Enable Access Control All LAN access allowed all WAN access denied IP QoS Port Forwarding Service Name WAN LAN group 1 IP Filters Telnet O Y LAN Clients Web O E LAN Isolation ER D a Bridge Filters Secure Shell SSH O Y Multicast SNMP O D Static Rausing IP Access List O Delete Dynamic Routing VEE la Add Access Control Log Out 36 ATU R140 ADSL Ethernet USB Router User s Guide Figure 26 Access Control The apply button will temporarily save this connection To make the change permanent you need to click on Tools at the top of the page and select System Commands At the system commands page click on Save All 4 7 Tools The gateway supports a host of tools which will allow you to customize and debug your gateway 4 7 1 System Commands To make the changes permanent you need to click on Tools at the top of the page and select System Commands The following commands are used to configure the gateway a Save all Press this button in order to permanently save
47. orites Groups Options Tools Window Help 04 090 0 0 24 24 0 Y bho MEGS Addes http 192 168 1 1 ogi binAvebom zetpage 2Fhtnl 2Fdefs 2Fstyle5 2Fmenus 2Fmenu himlaver style style5 amp ver main menudever menu adv amp ever menutitle Advenced amp ver pagenan gt EJ ATU R140 ADSL Ethernet USB Router User s Guide le x e UPnP SNTP IS ADVANCED SERLE STATUS HELP SNTP To enable SNTP check the Enable SNTP box and enter a time server SNMP IP QoS Port Forwarding IP Filters LAN Clients LAN Isolation Bridge Filters Multicast Static Routing Dynamic Routing Access Control Log Out Wf Enable SNTP Primary SNTP Server pooo Secondary SNTP Server pooo 7 Ot Tertiary SNTP Server 0000 Timeout Bo Secs Polling Interval Bo Mins Retry Count Time Zone GMT 12 00 International Date LineWest yl Day Light O 4 6 3 SNMP Figure 14 SNTP SNMP management feature comes with SNMP agent built The agent provides management information to the Network Management Station by keeping track of various operational aspects of gateway 6 gt Advanced gt SNMP Maxthon Fie Edit View Favorites Groups Options Tools Window Help O 0 0 8 0 0 xkan arg Addre a http 192 168 1 1 cgi binAvebcm getpage 2Fhtml 2Fdefs 2Fstyle5 2Fmenus 2Fmenu html amp var style style5 amp var main menu var menu dv amp var menutitle Advanced amp var pagenan y gt UPnP
48. ould not be modified The apply button will temporarily save this connection To make the change permanent you need to click on Tools at the top of the page and select System Commands At the system commands page click on Save All 20 ATU R140 ADSL Ethernet USB Router User s Guide 4 5 Configuring the LAN By default your gateway has DHCP server LAN side enabled If you already have a DHCP server running on your network you must disable one of the two DHCP servers if you plug a second DHCP server into the network you will experience network errors and the network will not function normally Click setup Under LAN Setup select LAN Configuration This will bring up the screen shown in Figure 10 gt Setup gt LAN Configuration Maxthon ARES File Edit View Favorites Groups Options Tools Window Help O0 0 0 8 A 0 0 Y bho MEGS http 192 168 1 1 cgi binAvebcm getpage 2Fhtml 2Fdefs 2Fstyle5 2Fmenus 2Fmenu html amp var style style5 amp var main menu var menv tup amp var menutitle Setup amp var pagename EJ HOME SETUP ADVANCED ES A 04 LAN Setup LAN Configuration LAN Configuration Interf Firewall NAT nterfaces LAN group 1 WAN Setup Etna USB New Connection Ethernet emel Configure MEU EA DEFAULT DEFAULT LAN group 2 ee Kru un Era Figure 10 LAN configuration 4 5 1 Enable Disable DHCP To enable or disable DHCP go to the Home sc
49. page is displayed figure 5 illustrates a typical PPPoA configuration Give your PPPoA connection a unique name the name must not have spaces and cannot begin with numbers In this case the unique name is called PPPOA1 Select the encapsulation type LLC or VC if you are not sure just use the default mode Select the VPI and VCI settings your DSL service provider or your ISP will supply these in this case the DSL service provider is using 0 40 Also select the quality of service QOS leave the default value if you are unsure or the ISP did not provide this information Following is a description of the different options a Username The username for the PPPoA access this is provided by your DSL service provider or your ISP b Password The password for the PPPoA access this is provided by your DSL service provider or your ISP c On Demand Enables on demand mode The connection will disconnect if no activity is detected after the specified idle timeout value d Idle Timeout Specifies that PPPoA connection should disconnect if the link has no activity detected for n seconds This field is used in conjunction with the On Demand feature To ensure that the link is always active enter a 0 in this field e Keep Alive When on demand option is not enable this value specifies the time to wait without being connected to your provider before terminating the connection To ensure that the link is always active enter a 0 in this field f D
50. reen Click setup and under LAN Setup select LAN Configuration press Configure This will bring up the screen shown in Figure 12 The Start IP Address is where the DHCP server starts issuing IP addresses This value must be greater than the gateways IP address value For example if the gateways IP address is 192 168 1 1 default than the starting IP address must be 192 168 1 2 or higher The End IP Address is where the DHCP server stops issuing IP addresses The ending address cannot exceed a subnet limit of 254 Hence the max value for our default gateway is 192 168 1 254 If the DHCP server runs out of DHCP addresses users will not get access to network resources If this happens you can increase the Ending IP address to the limit of 255 or reduce the lease time The Lease Time is the amount of time a network user will be allowed connection to the Gateway with their current dynamic IP address The amount of time is in units of seconds the default value is 3600 seconds 1 hour Note If you change the start or end values make sure the values are still within the same subnet as the gateways IP address In other words if the gateways IP address is 192 168 1 1 default and you change the DHCP start end IP addresses to be 192 128 1 2 192 128 1 100 you will not be able to communicate to the gateway if your PC has DHCP enabled 21 ATU R140 ADSL Ethernet USB Router User s Guide In addition to the DHCP server feature the gateway suppo
51. resses Further remember that if you change your gateways IP address and you have DHCP enabled the DHCP configuration must reside within the same subnet The hostname can be any alphanumeric word that does not contain spaces The domain name is used to in conjunction with the host name to uniquely identify the gateway To access the gateway s web pages the user can type 192 168 1 1 the gateway s default IP address or type mygateway1 ar7 22 ATU R140 ADSL Ethernet USB Router User s Guide gt Setup gt LAN Configuration Maxthon RIES File Edit View Favorites Groups Options Tools Window Help U 0 8 h A OGOx bho MEGS e e http 192 168 1 1 cgi binAvebcm getpage 2Fhtml 2Fdets 2Fstyle5 2Fmenus 2Fmenu himl amp var style style5 amp var main menudvar menu setup amp var menutitleSetup amp varpagename y HOME SETUP ADVANCED ER 14 LAN Setup LAN Group 1 Configuration LAN Configuration IP Settings Services Firewall NAT g OUnmanaged IP Filters Oobtain an IP address automatically Bridge Filters WAN Setup IP Address measa UPnP New Connection LAN Clients Modem c Netmask IP QoS Static Routing DEFAULT OPPP IP Address Log Out IP Address 192 168 1 1 Use the following Static IP address IP Address 192 168 1 1 Netmask 255 255 255 0 Default Gateway Host Name mygateway1 Domain Jar O Enable DHCP Server Start IP J192 168 1 3 End IP 192 168 1 34 Lease Time 3600 Seconds O
52. rt Port Destination End Port Bridge Filters Multicast Protocol TCP Physical Port None Static Routing Traffic Priority Dynamic Routing Access Control Normal Service Log Out TOS Marking Minimize monetary cost 4 Maximize reliability Maximize throughput z Figure 17 IP QoS Traffic Rule The apply button will temporarily save this connection To make the change permanent you need to click on Tools at the top of the page and select System Commands At the system commands page click on Save All 4 6 5 Port Forwarding Using the Port Forwarding page you can provide local services for example web hosting for people on the Internet or play Internet games When users send this type of request to your network via the Internet the Gateway will forward those requests to the appropriate PC Port forwarding can be used with DHCP assigned addresses but remember that a DHCP address is dynamic not static For example if you were configuring a netmeeting server you would want to assign this server a static IP address so that the IP address is not reassigned Also remember that if an Internet user is trying to access an Internet application they must use the WAN IP address The port forwarding will translate the WAN IP address into a LAN IP address To configure a service game or other application select the external connection for example the Internet connection from the Home screen click Advanced
53. rts the DHCP relay function When the gateway is configured as DHCP server it assigns the IP addresses to the LAN clients When the gateway is configured as DHCP relay it is responsible for forwarding the requests and responses negotiating between the DHCP clients and the server See figure 11 DHCP Server DHCP Client Figure 11 Example of a DHCP Relay configuration By turning off the DHCP server and relay the network administrator must carefully configure the IP address Subnet Mask and DNS settings of every computer on your network Do not assign the same IP address to more than one computer and your Gateway must be on the same subnet as all the other computers The apply button will temporarily save this connection To make the change permanent you need to click on Tools at the top of the page and select System Commands At the system commands page click on Save All 4 5 2 Changing the gateways IP address You can change the gateway s IP address by going to the Home screen click setup and under LAN Setup select LAN Configuration press Configure This will bring up the screen shown in Figure 12 4 5 2 1 Static IP address assignment Your gateway s default IP address and subnet mask are 192 168 1 1 255 255 255 0 this subnet mask will allow the gateway to support 254 users If you want to support a larger number of users you can change the subnet mask but remember The DHCP server is defaulted to only give out 255 IP add
54. rules sequentially and when a matched is determined the appropriate filtering action determined by the access type selected i e allow or deny is performed The user should note that the bridge filter will only examined frames from interfaces which are part of the bridge itself Twenty filter rules are supported with bridge filtering To enable Bridge Filters from the Home screen click Advanced and under Advanced select Bridge Filters Figure 22 illustrates a typical Bridge filter configuration The User Interface for Bridge Filter allows the user to add edit delete as well as enables the filter rules To add rules simply define the source MAC address destination MAC address and frame type with desired filtering type i e allow deny and press the Add button The MAC address must be in a xx xx xxxx xx xx format with 00 00 00 00 00 00 as don t care Blanks can be used in the MAC address space and would be considered also as don t care To edit modify an existing filter rule select the desired rule created previously from Add in the Edit select box The selected filter rule will appear on top section as with the Ado filter rule Make the desired change to the MAC address frame type and or access type and press Apply To delete filter rule s select the filter rule entry to delete in the Delete selection box Note that multiple deletions are possible Once all the desired filter rule
55. s is are selected for deletion press the Apply button The Select All select box can also be used to delete the entire filter rule It provides a quick method of selecting all filter rules for deletion The Enable Bridge Filters button allows the user to enable or disable bridge filtering It can be set unset during any add edit delete operation lt can also be set unset independently by just pressing the Apply button 32 ATU R140 ADSL Ethernet USB Router User s Guide 6 gt Advanced gt Bridge Filters Maxthon E 181 xj File Edit View Favorites Groups Options Tools Window Help 04 0 0 0 14 24 0 Y bho MEGS e http 192 168 1 1 cgi binAvebcm getpage 2Fhtml 2Fdets 2Fstyle5 2Fmenus 2Fmenu himl amp var style style5 amp var main menudvar menv adva amp varmenutitle Advanced amp ver pagenan IA ADVANCED METER OS HELP A UPnP Bridge Filters SNTP 10 Enable Bridge Filters SNMP A gt O Enable Bridge Filter Management Interface IP QoS Select LAN LAN group 1 y Port Forwarding Bridge Filter Management Interface Ethernet IP Filters Src MAC Src Port Dest MAC Dest Port Protocol Mode RENEE 00 00 00 00 00 00 ANY yJloo oo00000000 any PPPoE Session gt Deny 7 LAN Isolation Bridge Filters Multicast Edit Src MAC Src Port Dest MAC Dest Port Protocol Mode Delete Static Routing Dynamic Routing Access Control Log Out Figure 22 Bridge Filters
56. tern Vienna Technology Center Neihu Technology Park 8F No 60 Zhouzi Street Neihu Taipei Taiwan Phone 886 2 2659 1021 Fax 886 2 2799 1355 E mail info ctcu com http www ctcu com
57. teway The Internet is so large that a single network cannot handle all of the traffic and still deliver a reasonable level of service To overcome this limitation the network is broken down into smaller segments or subnets that can deliver good performance for the stations attached to that segment This segmentation solves the problem of supporting a large number of stations but introduces the problem of getting traffic from one subnet to another To accomplish this devices called routers or gateways are placed between segments If a machine wishes to contact another device on the same segment it transmits to that station directly using a simple discovery technique If the target station does not exist on the same segment as the source station then the source actually has no idea how to get to the target One of the configuration parameters transmitted to each network device is its default gateway This address is configured by the network administrators and it informs each personal computer or other network device where to send data if the target station does not reside on the same subnet as the source If your machine can reach all stations on the same subnet usually a building or a sector within a building but cannot communicate outside of this area it is usually because of an incorrectly configured default gateway 43 44 ATU R140 ADSL Ethernet USB Router User s Guide Transmission Series CTC Union Technologies Co Ltd Far Eas
58. the modem 6 gt Tools gt Ping Test Maxthon oo lala File Edit View Favorites Groups Options Tools Window Help 0 090 0 0 04 2 0 Y bho MEGS http 192 168 1 1 0gi binAvebcm getpage 2Fhtml 2Fdefs 2Fstyle5 2Fmenus 2F menu html var style tyle 5 var main menu varmenu tools var menutitle Tools varpagename EJ HOME SETUP ADVANCED TOOLS BEEN i System Commands Ping Test Remote Log User Management Enter IP Address to ping 192 168 1 1 Update Gateway Packet size 64 bytes Ping Test Number of echo requests 3 Modem Test Log Out Test PING 192 168 1 1 192 168 1 1 64 data bytes 72 bytes from 192 168 1 1 icmp_seq 0 ttl 255 time 10 0 ms 72 bytes from 192 168 1 1 icmp_seq 1 ttl 255 itime 0 0 ms 72 bytes from 192 168 1 1 icmp_seq 2 ttl 255 itime 0 0 ms 192 168 1 1 ping statistics y Figure 28 Ping test 4 7 6 Modem Test The Modem Test is used to check whether your Modem is properly connected to the WAN Network This test may take a few seconds to complete To perform the test select your connection from the list and press the Test button Before running this test make sure you have a valid DSL link if the DSL link is not connected this test will always fail Also the DSLAM must support this feature not all DSLAMs have F4 and F5 support 4 8 Status The Status section allows you to view the Status Statistics of different connections and interfaces 4
59. use a bridge connection 6 gt Setup gt New Connection Maxthon EE slel x File Edit View Favorites Groups Options Tools Window Help 0 0 0 0 24 24 0 Y bho TEES e http 4 192 168 1 1 cgi binAvebcm getpage html defs style5 menus menu html ver style style5 amp var main menudvar menu stup amp ver menutitleSetup amp var pagensme statichvar pagetitle LOCIS SETUP ADVANCED TOOLS STATUS HELP LAN Setup Static Connection Setup LAN Configuration Firewall NAT Name fstatic SS Type Static y Sharing Disable y een Options NAT Y Firewall VLAN ID PT Priority Bits fH New Connection Static Settings PYC Settings Modem g Encapsulation LLC O VC Be nova DEFAULT IP Address 28 1271210 Log Out Mask 255 255 255 0 WEP Default Gateway 128 127 121 ea ES DNS 1 128 127 12 11 gos eR y ee E pcr f cps osa SCS Ep cps Mode Bridged O Routed MBS 0 cells CDVT po usecs Auto PVC ETA cance Figure 8 Static IP Connection Setup To complete the connection you must now click the apply button The apply button will temporarily save this connection To make the change permanent you need to click on Tools at the top of the page and select System Commands At the system commands page click on Save All 4 4 1 6 Classical IP over ATM Connection Setup The Classical IP over ATM CLIP support provides the ability to transmit IP packets over an ATM network ATU R
60. y also has full NAT firewall and DMZ services to block unwanted users from accessing your network 1 1 Features Equipped with a 1 Port 10 100 Ethernet Switch Connects multiple PCs to the Internet with just one WAN IP Address when configured in router mode with NAT enabled Configurable through user friendly web pages Supports Single Session IPSec and PPTP Pass Through for Virtual Private Network VPN Several popular games are already pre configured Just enable the game and the port settings are automatically configured Configurable as a DHCP Server on Your Network Compatible with virtually all standard Internet applications Industry standard and interoperable DSL interface Address Filtering DMZ Hosting and Much More Simple web based status page displays a snapshot of your system configuration and links to the configuration pages Downloadable flash software upgrades Support for up to 8 Permanent Virtual Circuits PVC Support for up to 8 PPPoE sessions Supports Classical IP over ATM CLIP or also referred to as RFC1577 ATU R140 ADSL Ethernet USB Router User s Guide 2 Gateway Overview Your gateway has many ports switches and LEDs Let s take a look at the different options Depending upon your model of gateway your gateway may have some or all of the features listed below 2 1 Front View ADSL RESERT DCIN Ol Ej ADSL port This is the WAN interface which connects directly to your phone line RESET T
61. y clicking on the renew button in most cases you will never have to use this button gt Setup gt New Connection Maxthon _ la x File Edit View Favorites Groups Options Tools Window Help 01 90 0 0 4 4 0 Y dO MEER http 192 168 1 1 cgi binAvebcm getpage htmlMdefs style5 menus menu html amp var style style5 var msin menvdver menu setup var menutitle Setupvar pagename dhopcvar pagetitl EJ LOLS SETUP A ER EN N LAN Setup DHCP Connection Setup LAN Configuration Firewall NAT Name DHCP1 Type DHCP y Sharing Disable y ervices Options NAT y Firewall VLAN ID 0 Priority Bits JO WAN Setup a El j New Connection DHCP Settings PYC Settings Modem q Encapsulation LLCO vc PVC New E En DEFAULT IP Address Mase VPI 0 Log Out Gateway VCI 35 Default Gateway O Qos UBR y SCR JO cps MBS 0 cells CDVT 0 usecs Auto PVC O CE EE Figure 7 DHCP Connection Setup To complete the connection you must now click the apply button The apply button will temporarily save this connection To make the change permanent you need to click on Tools at the top of the page and select System Commands At the system commands page click on Save All 4 4 1 5 Static Connection Setup Static is used whenever a known static IP is assigned The accompanying information such as the Subnet mask and the gateway should also be specified Up to three Domain Name Server DNS addresses can also be
62. yle5 varmain menu varmenu adv evarmenutitle 4dvanced var pagenan A aovanceo AT Ee UPnP Static Routing SNTP SNMP c Choose a connection DEFAULT y Jati New Destination IP Mask 255 255 255 0 ERGE EE Gateway Metric 0 IP Filters LAN Clients LAN Isolation The Routing Table is empty Bridge Filters Multicast Static Routing Dynamic Routing Access Control Log Out Figure 24 Static Routing The apply button will temporarily save this connection To make the change permanent you need to click on Tools at the top of the page and select System Commands At the system commands page click on Save All 4 6 12 Dynamic Routing Dynamic Routing allows the Gateway to automatically adjust to physical changes in the network The Gateway using the RIP protocol determines the network packets route based on the fewest number of hops between the source and the destination The RIP protocol regularly broadcasts routing information to other routers on the network The Direction determines the direction that RIP routes will be updated Selecting In means that the Gateway will only incorporate received RIP information Selecting Out means that the Gateway will only send out RIP information Selecting both means that the Gateway will incorporate received RIP information and send out updated RIP information The protocol is dependent upon the entire network Most networks support Rip v1
63. you are unsure or the ISP did not provide this information Following is a description of the different options a Username The username for the PPPoE access this is provided by your DSL service provider or your ISP b Password The password for the PPPoE access this is provided by your DSL service provider or your ISP c On Demand Enables on demand mode The connection will disconnect if no activity is detected after the specified idle timeout value d Idle Timeout Specifies that PPPoE connection should disconnect if the link has no activity detected for n seconds This field is used in conjunction with the On Demand feature To ensure that the link is always active enter a 0 in this field 16 ATU R140 ADSL Ethernet USB Router User s Guide e Keep Alive When on demand option is not enable this value specifies the time to wait without being connected to your provider before terminating the connection To ensure that the link is always active enter a 0 in this field f Default Gateway Specify this connection as the default gateway g MRU Maximum Receive Unit the DSL connection can receive lt is a negotiated value that asks the provider to send packets of no more than n bytes The maximum specified value is 1500 although some DSL ISP providers require a larger value The minimum MRU value is 128 h Enforce MRU Check this box if you experience problems accessing the Internet over a PPPoE connection This feature will for

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