Cisco Systems 7600 Network Router User Manual
Contents
1. OC 12 STM 4 networks This example shows a configuration dialog for an OC 3c POS module You should respond to the queries according to your configuration requirements Use your IP address and subnet mask when responding to the setup prompts Configuring interface POS4 0 Is this interface in use yes Configure IP on this interface yes Configure IP unnumbered on this interface no Cisco 7600 Optical Services Router Quick Software Configuration Guide P20 i 78 12799 01 _ Chapter 2 Basic MSFC Software Configuration L Configuring the MSFC2 W IP address for this interface 2 1 1 1 Number of bits in subnet field 0 Class A network is 2 0 0 0 0 subnet bits mask is 255 0 0 0 Configure CLNS on this interface yes For POS interfaces the cyclic redundancy check CRC is 32 bits by default For complete POS interface configuration information refer to the Cisco 7600 Optical Services Router Software Configuration Guide Configuring the ATM Interfaces S You can connect to external ATM networks using ATM interfaces This example shows an ATM interface being configured to use IP Respond to the configuration dialog as appropriate for your configuration Use your address and subnet mask for the setup prompts Configuring interface parameters Configuring interface ATM1 0 Is this interface in use yes Configure IP on this interface yes IP address for this interface 1 1 1 2 Number of bits2. in subnet field 0 Class A network is 1 0 0 0 0 subnet bits mask is 255 0 0 0 Note You might have to establish additional configuration parameters for the installed ATM modules if you want to fully utilize them For more information on configuring the ATM WAN modules refer to the Cisco 7600 Optical Services Router Software Configuration Guide Verifying and Saving the Layer 3 Interface Configuration When you have completed entering the configuration information for all of the installed modules the following configuration query is displayed Use this configuration yes no At this point verify all of the configuration parameters that are displayed on your console terminal 78 12799 01 Cisco 7600 Optical Services Router Quick Software Configuration Guide J Chapter2 Basic MSFC Software Configuration WE Configuring the MSFC2 Answer yes if you want to save the running configuration file to NVRAM and display the following additional output Use this configuration yes no yes OK Use the enabled mode configure command to modify this configuration Press RETURN to get started After you press Return the system reverts to the user EXEC prompt Router gt Answer no to the configuration query to return to the privileged EXEC mode prompt Router You must reenter the setup command and enter the appropriate modules configuration information When you complete this procedure you have manually conf
3. next reboot of the router Router configure terminal Enter configuration commands one per line End with CNTL Z Router config config register 0x0102 Router config boot system flash filename Crtl z Router With the configuration register set to Ox0102 the system creates a default boot filename In forming this filename the system starts with the name cisco and appends the octal equivalent of the boot field number a hyphen and the processor type Recovering a Lost Password This section tells you how to recover a lost password amp Note Ifthe enable password is encrypted the following procedure will not work for password recovery and you will have to reconfigure the system before attempting a reboot To reconfigure the system use the displayed configuration obtained by entering the show startup config command in the privileged EXEC mode To recover a lost password perform these steps Step1 Attach an ASCII terminal to the console port Step2 Configure the terminal to operate at 9600 baud 8 data bits no parity and 2 stop bits or to whatever settings the console port is currently set Cisco 7600 Optical Services Router Quick Software Configuration Guide ka 78 12799 01 _ Chapter 2 Basic MSFC Software Configuration Step 3 Step 4 Step 5 Step 6 Step 7 Step 8 Step 9 Performing Other Configuration Tasks W Enter the show version command at the privileged EX
4. 3 3 254 1 78 12799 01 Cisco 7600 Optical Services Router Quick Software Configuration Guide z Chapter 2 Basic MSFC Software Configuration W Reviewing the Running Configuration Settings interface POS3 0 dress 2 1 1 1 255 0 0 0 ip no keepalive ere 16 no aq ca p enable interface POS3 1 dress 2 1 1 2 255 0 0 0 ip no keepalive one 16 no aq ca p enable interface POS3 2 dress 2 1 1 3 255 0 0 0 ip no keepalive exe 32 no aq ca p enable interface POS3 3 dress 2 1 1 4 255 0 0 0 ip no keepalive ere 32 no aq ca p enable interface GigabitEthernet5 1 no ip address shutdown no negotiation auto no cdp enable interface GigabitEthernet5 2 description b2b connection to osrl g7 2 ip no no no aq keepalive dress 502 255 255 0 0 negotiation auto ca p enabl e interface ATM4 0 ip ip atm atm atm atm atm atm aq aq dress dress pve l pvc pvc pvc pvc pvc mW N a 2 Oo 5 0 0 15 255 0 0 0 secondary oli lie 4255 0 60 30 64 aal5snap 72 aal5mux ip 155000 155000 1 90 aal5snap 312000 312000 1 108 aal5snap 10 0 144 aal5mux ip 155000 155000 1 11 1 91 aal5snap 310000 310000 1 map group atml Cisco 7600 Optical Services Router Quick Software Configuration Guide 78 12799 01 _ Chapter 2 Basic MSFC Software Configuration Performing Other Configuration Tasks no ip
5. CHAPTER Basic MSFC Software Configuration This chapter provides the basic Multilayer Switch Feature Card 2 MSFC2 configuration information for the Cisco 7600 Optical Services Router OSR For more detailed configuration information refer to the software configuration and command reference publications for the Cisco 7600 OSR For information about basic supervisor engine software configuration see Chapter 1 Basic Supervisor Engine Software Configuration This chapter contains these sections Configuring the MSFC2 page 2 1 Using the Global Configuration Mode page 2 14 Verifying the Running Configuration Settings page 2 15 Saving the Running Configuration Settings to NVRAM page 2 19 Reviewing the Running Configuration Settings page 2 19 Performing Other Configuration Tasks page 2 21 Configuring the MSFC2 The information in this section applies only if the system does not boot automatically on startup from a specified default Cisco IOS software image The MSFC2 in the Cisco 7600 OSR is administered by a command language interpreter called the EXEC You must boot the MSFC2 and log in to the system before you can issue commands to the EXEC 78 12799 01 Cisco 7600 Optical Services Router Quick Software Configuration Guide m Chapter2 Basic MSFC Software Configuration WE Configuring the MSFC2 To access the MSFC2 from the supervisor engine enter the session command in privileged mode Consol
6. Configuration Guide 78 12799 01 _ Chapter 2 Basic MSFC Software Configuration Step 4 Verifying the Running Configuration Settings W Save your configuration settings as described in the Saving the Running Configuration Settings to NVRAM section on page 2 19 Your router is now minimally configured and able to boot using the currently established configuration information To display a list of the configuration commands available to you enter a question mark at the global configuration mode prompt Router config Verifying the Running Configuration Settings You may want to verify the running configuration settings or any changes made to the running configuration settings before they are saved To do so enter the show running config command at the privileged EXEC mode prompt Typical output from this command is shown in the following sections Example of Running Configuration Settings for a Gigabit Ethernet WAN Interface page 2 15 Example of Running Configuration Settings for an OC 3 POS Interface page 2 16 Example of Running Configuration Settings for OC 12 POS Interface page 2 17 Example of Running Configuration Settings for OC 12 ATM Interface page 2 18 Example of Running Configuration Settings for a Gigabit Ethernet WAN Interface The show running config command typically displays the following output for an OC 3c STM 1c POS interface installed in slot 7 Router show runni
7. EC mode prompt to display the current software configuration register setting Router show version Make a note of this current configuration setting as displayed in the last line of the show version command output You may need this value for later use If the Break function is disabled power cycle the router by turning off power to the power supply waiting 5 seconds and then restoring power If the Break function is enabled press the Break key or send a break signal by holding down the Ctrl key and pressing the right square bracket key Within 5 seconds of power being restored to the router press the Break key This action causes the terminal to display the ROM monitor prompt as follows rommon 1 gt Change the software configuration register setting to 0x0040 This setting causes the system to ignore the contents of NVRAM allowing you to see your password Initialize the router by entering the initialize command at the ROM monitor prompt rommon 1 gt initialize The router power cycles the software configuration register is set to ignore the configuration file and the router boots the system image and displays the system configuration dialog System Configuration Dialog Enter no in response to the system configuration dialog prompts until the following instruction is displayed Press RETURN to get started Press Return 78 12799 01 Cisco 7600 Optical Services Router Quick Software Configu
8. Software IOS tm MSFC2 Software C6MSFC2 JSV M Version 12 1 5b E7 EARLY DEPLOYMENT RELEASE SOFTWARE fc1 TAC Support http www cisco com cgi bin ibld view pl i support Copyright c 1986 2001 by cisco Systems Inc Compiled Fri 09 Feb 01 19 28 by hqluong Image text base 0x30008980 data base 0x3177A000 ROM System Bootstrap Version 12 1 3r E2 RELEASE SOFTWARE fcl BOOTFLASH MSFC2 Software C6MSFC2 BOOT M Version 12 1 5b E7 EARLY DEPLOYMENT RELEASE SOFTWARE fcl cat6k msfc uptime is 3 minutes System returned to ROM by power on Running default software cisco Cat6k MSFC2 R7000 processor with 491520K 32768K bytes of memory Processor board ID SAD044407E3 R7000 CPU at 300Mhz Implementation 39 Rev 2 1 256KB L2 1024KB L3 Cache Last reset from power on Bridging software X 25 software Version 3 0 0 SuperLAT software copyright 1990 by Meridian Technology Corp TN3270 Emulation software 1 POS controller 4 POS 1 Virtual Ethernet IEEE 802 3 interface s 4 Packet over SONET network interface s 509K bytes of non volatile configuration memory 16384K bytes of Flash internal SIMM Sector size 512K Configuration register is 0x2102 Router Cisco 7600 Optical Services Router Quick Software Configuration Guide 78 12799 01 PEN Chapter2 Basic MSFC Software Configuration W Using the Global Configuration Mode Using the Global Configuration Mode Step 1 Step 2 Step 3 If you prefer not t
9. classless ip route 2 5 4 254 255 255 255 255 Ethernet0 1 map list atml ip 1 1 1 1 atm vo 1 ip 1 1 1 3 atm ve 2 ip 1 1 1 4 atm ve 4 ip 15 0 0 1 atm ve 3 ip 15 0 0 5 atm ve 10 ip 15 0 0 6 tm vc 11 no logging trap l line con 0 exec timeout 0 0 line aux 0 line vty 0 4 password bambam login end Performing Other Configuration Tasks This section describes the procedures for performing these additional configuration tasks Configuring the Software Configuration Register page 2 22 Recovering a Lost Password page 2 26 78 12799 01 Cisco 7600 Optical Services Router Quick Software Configuration Guide B Chapter2 Basic MSFC Software Configuration HI Performing Other Configuration Tasks Configuring the Softw are Configuration Register The software configuration register is a 16 bit register in NVRAM that you use to define specific system parameters You can set or change the contents of this register to accomplish these tasks Define boot sources for the default Cisco IOS software assigning them in the following order of precedence Flash memory card inserted in PCMCIA slot 0 TFTP server in the network Flash memory SIMM NVRAM on the GRP Boot image stored within the operating environment which you access by means of an appropriate form of the boot command issued at the ROM monitor prompt rommon gt Define a default boot filename Enable or disable the Break functi
10. ddress il ded I1 2553255429540 ere clock source internal interface POS7 1 no ip address no ip route cache cef no ip route cache shutdown ere 32 l interface POS7 2 no ip address no ip route cache cef no ip route cache shutdown ere 32 interface POS7 3 no ip address no ip route cache cef no ip route cache shutdown ere 32 Example of Running Configuration Settings for OC 12 POS Interface The show running config command typically displays the following output for an OC 12 POS interface installed in slot 6 Router show running config Building configuration Current configuration 78 12799 01 Cisco 7600 Optical Services Router Quick Software Configuration Guide z Chapter 2 Basic MSFC Software Configuration W Verifying the Running Configuration Settings version 12 1 no service pad no service udp small servers no service tcp small servers hostname Router enable password lab 1 no ip domain lookup ip host ray 172 27 136 253 ip host crusty 171 69 209 28 1 interface POS6 0 ip address 12 14 04 255 255 255 090 ere 32 1 Example of Running Configuration Settings for OC 12 ATM Interface The show running config command typically displays the following output for an OC 12 ATM interface installed in slot 6 Router show running config Building configuration Current configuration l version 12 1 no service pad no service udp small serv
11. e yes The following sample display results from a yes response to the current interface summary query that is entered while you are using the setup facility Cisco 7600 Optical Services Router Quick Software Configuration Guide 78 12799 01 PEN Chapter2 Basic MSFC Software Configuration WE Configuring the MSFC2 This display shows that no interfaces have been configured Interface IP Address OK Method Status Protocol Ethernet0 unassigned YES unset administratively down down POS3 0 unassigned YES unset administratively down down POS3 1 unassigned YES unset administratively down down POS3 2 unassigned YES unset administratively down down POS3 3 unassigned YES unset administratively down down ATM4 0 unassigned YES unset administratively down down The following sample display results from a yes response to the current interface summary query that is entered while you use the setup command This display shows that some interfaces have already been configured Interface IP Address OK Method Status Protocol Ethernet0 B43 lel YES NVRAM up up POS3 0 2a dr dh YES NVRAM up up POS3 1 Deo lel 32 YES NVRAM up up POS3 2 Ada lies YES NVRAM up up POS3 3 2 1 1 4 YES NVRAM up up ATM4 0 pA A E YES NVRAM up up Step3 Select the protocols that you intend to support for your network interfaces For IP only installations you can accept the default values for most of the questions A typical minimum configuration procedure using IP fol
12. e gt session 15 Trying Router 15 Connected to Router 15 Escape character is Router gt For security purposes the IOS EXEC command line interface has two levels of access User EXEC mode On startup of the Cisco IOS software the system displays the user EXEC mode prompt Router gt Privileged EXEC mode TIf you enter an enable secret password which must first have been saved in memory at the user EXEC mode prompt the system changes to the privileged EXEC mode prompt Router as follows Router gt enable password XXXXXXXXX Router For more information about passwords refer to Step 4 and Step 5 in the Configuring Global Parameters section on page 2 4 You can perform a basic configuration for your Cisco 7600 OSR using either of these methods Using the setup facility or the setup command At initial startup of a completely unconfigured OSR the system automatically defaults to the setup facility which enables you to begin manually configuring your router The setup facility presents a structured interactive script that guides you through the process of manually configuring your router You can invoke the setup facility at any time by entering the setup command at the privileged EXEC mode prompt Router which makes available to you the same configuration script that appears automatically at initial startup of an unconfigured router You can enter the setup command at any time if you ne
13. ed to alter some previously entered configuration information The setup facility is described in the Using the setup Facility or the setup Command section on page 2 3 Cisco 7600 Optical Services Router Quick Software Configuration Guide 22 E 78 12799 01 _ Chapter 2 Basic MSFC Software Configuration Configuring the MSFC2 i Using the global configuration mode If you do not want to use the interactive script of the setup facility to configure your router you can configure your router manually using the global configuration mode This facility requires you to enter configuration commands on a line by line basis at the console without being prompted by a configuration script See the Configuring Global Parameters section on page 2 4 for more information The advantage in using the setup facility is that the system guides you through the configuration process through an interactive script that minimizes the likelihood of errors To configure the Cisco 7600 OSR to operate in your networking environment you will need to obtain the correct network addresses from your system administrator or your network plan Using the setup Facility or the setup Command During the initial manual configuration of the Cisco 7600 OSR you need to consider these parameters Global system wide parameters Network interface module parameters You can establish these parameters using the setup facility The setup facili
14. er config Step3 Set the contents of the software configuration register by entering the config register value command at the global configuration mode prompt where value is a hexadecimal number preceded by Ox The config register value command takes this form Router config config register Oxvalue Cisco 7600 Optical Services Router Quick Software Configuration Guide 224 E 78 12799 01 _ Chapter 2 Basic MSFC Software Configuration Step 4 Step 5 Step 6 Step 7 Performing Other Configuration Tasks W Exit the global configuration mode by pressing Ctrl Z or entering the end command Router config config register Oxvalue Router config end Router The new contents of the software configuration register are saved to NVRAM These new settings do not take effect until you reload the system or reboot the router To display the software configuration register setting that is currently in effect as a result of Step 3 and which will be used at the next reboot of the router enter the show version command at the privileged EXEC mode prompt Router show version Configuration register is 0x141 will be 0x102 at next reload The last line of the display shows both the current configuration register setting and the new setting that will take effect when the system is reloaded or rebooted Save the software configuration register setting as described in the Saving the Running Configuration Set
15. ers no service tcp small servers 1 hostname Router enable password lab 1 no ip domain lookup ip host ray 172 27 136253 ip host crusty 171 69 209 28 Cisco 7600 Optical Services Router Quick Software Configuration Guide 78 12799 01 Chapter2 Basic MSFC Software Configuration Review ing the Running Configuration Settings W interface POS6 0 ip address 12212 1 1 255 255 255 0 Cre 32 Saving the Running Configuration Settings to NVRAM Reviewing To save the running configuration settings to NVRAM enter the following command at the privileged EXEC mode prompt Router Router copy running config startup config As an alternative you can also use the following command to save the running configuration settings Router write memory Either command saves to NVRAM the configuration settings that you created while in the global configuration mode If you fail to take this step your configuration settings will be lost the next time you reload the system the Running Configuration Settings To display the running configuration settings stored in NVRAM enter the show startup config command at the privileged EXEC mode prompt This command displays the following output Router show startup config Using 1133 out of 520184 bytes 1 version 12 1 no service udp small servers no service tcp small servers hostname Router 1 enable password wilma ip cef distributed switch ip host biff 3
16. ervices Router Quick Software Configuration Guide J Chapter2 Basic MSFC Software Configuration WE Configuring the MSFC2 These sections describe how to configure the Layer 3 interfaces on the modules installed in the Cisco 7600 OSR Configuring the Gigabit Ethernet Interfaces page 2 10 Configuring the POS Interfaces page 2 10 Configuring the ATM Interfaces page 2 11 Verifying and Saving the Layer 3 Interface Configuration page 2 11 Configuring the Gigabit Ethernet Interfaces The Layer 3 Gigabit Ethernet module WAN interfaces enable connections to external Gigabit Ethernet networks This example shows a configuration dialog for a four port GE WAN Gigabit Interface Converter GBIC module You should respond to the queries according to your configuration requirements Use your IP address and subnet mask in responding to the setup prompts Configuring interface GigabitEthernet3 0 Is this interface in use yes Configure IP on this interface yes Configure IP unnumbered on this interface no IP address for this interface 2 2 1 1 Number of bits in subnet field 0 Class A network is 2 0 0 0 0 subnet bits mask is 255 0 0 0 Configure CLNS on this interface yes For complete Gigabit Ethernet interface configuration information refer to the Cisco 7600 Optical Services Router Software Configuration Guide Configuring the POS Interfaces The POS module interfaces enable connections to external OC 3 STM 1 or
17. igured the global system parameters and the network interface parameters using the setup facility or the setup command Your Gigabit Ethernet POS and ATM interfaces are now available for limited use If you want to modify the currently saved configuration information after you complete the preceding procedure enter the setup command at the privileged EXEC mode prompt Router at any time To perform more complex configuration tasks you can enter the configure command at the privileged EXEC mode prompt Router which establishes the global configuration mode Router config This mode is described in the Using the Global Configuration Mode section on page 2 14 Checking the IOS Software Version Number and the Installed Interfaces To determine the current Cisco IOS software version running on the MSFC2 in the Cisco 7600 OSR enter the show version command at the user EXEC prompt Router gt This command displays the Cisco IOS version number and other information including the hardware installed in the system the names and sources of system image files and the contents of the software configuration register Cisco 7600 Optical Services Router Quick Software Configuration Guide P21 E 78 12799 01 _Chapter2 Basic MSFC Software Configuration Configuring the MSFC2 i When you enter the show version command the following typical display appears Router show version Cisco Internetwork Operating System
18. irst enter the setup facility or enter the setup command you are queried by the system to configure global parameters for the OSR MSFC To boot the system and establish global configuration parameters perform these steps Step1 Boot the system to display the user EXEC prompt Router gt After about 30 seconds the following display appears on the console indicating that you have successfully booted the system Cisco Internetwork Operating System Software IOS tm MSFC2 Software C6MSFC2 JSV M Version 12 1 5b E7 EARLY DEPLOYMENT RELEASE SOFTWARE fcl TAC Support http www cisco com cgi bin ibld view pl i support Copyright c 1986 2001 by cisco Systems Inc Compiled Fri 09 Feb 01 19 28 by hqluong Image text base 0x30008980 data base 0x3177A000 ROM System Bootstrap Version 12 1 3r E2 RELEASE SOFTWARE fcl BOOTFLASH MSFC2 Software C6MSFC2 BOOT M Version 12 1 5b E7 EARLY DEPLOYMENT RELEASE SOFTWARE fcl1 cat6k msfc uptime is 3 minutes System returned to ROM by power on Running default software cisco Cat6k MSFC2 R7000 processor with 491520K 32768K bytes of memory Processor board ID SAD044407E3 R7000 CPU at 300Mhz Implementation 39 Rev 2 1 256KB L2 1024KB L3 Cache Last reset from power on Cisco 7600 Optical Services Router Quick Software Configuration Guide aa E 78 12799 01 _Chapter2 Basic MSFC Software Configuration Configuring the MSFC2 i Bridging software X 25 software Versio
19. lma Enter virtual terminal password bambam Configure IP yes Configure IGRP routing yes Your IGRP autonomous system number 1 199 Configure SNMP Network Management yes Community string public Configure CLNS no yes CLNS router tag area_1 CLNS domain 49 CLNS area 0001 CLNS station id 0027 25E9 B640 Configuring Netw ork Interfaces 3 0 This section contains the procedures for configuring the Layer 3 network interfaces for the modules installed in the Cisco 7600 OSR by using the setup facility or the setup command After the interfaces are configured the Cisco 7600 OSR can communicate with external networks To configure the Layer 3 interface parameters for the Cisco 7600 OSR you need this information Interface network addresses Subnet masks Protocols to be configured For additional Layer 3 interface configuration information for each of the modules installed in your Cisco 7600 OSR refer to the Cisco 7600 Optical Services Router Software Configuration Guide The sample configuration dialog in this section continues the script displayed when you used the setup facility or the setup command in establishing the system global parameters see the Configuring Global Parameters section on page 2 4 The output shown in this section is only an example your configuration dialog might be different depending on how you configure your router 78 12799 01 Cisco 7600 Optical S
20. lows and continues through Step 8 Configuring global parameters Enter host name Router Router Step4 Enter the enable secret password when prompted to do so The enable secret is a one way cryptographic secret used instead of the enable password when it exists Enter enable secret lt Use current secret gt barney For future use make a note of this password Cisco 7600 Optical Services Router Quick Software Configuration Guide 26 E 78 12799 01 _ Chapter 2 Basic MSFC Software Configuration Step 5 Step 6 Step 7 Configuring the MSFC2 i Enter the enable password when prompted to do so The enable password is used when there is no enable secret and when using older software and some boot images Enter enable password wilma For future use make a note of this password The commands available at the user EXEC level are a subset of those available at the privileged EXEC level Because many privileged EXEC commands are used to establish system parameters you should password protect these commands to prevent their unauthorized use The enable secret password functionality is available for the Cisco 7600 OSR You must enter the correct password to gain access to privileged level commands When you are running from the ROM monitor rommon gt the enable password can be used depending on your boot ROM level For maximum security the enable secret and the enable password should be different If y
21. n 3 0 0 SuperLAT software copyright 1990 by Meridian Technology Corp TN3270 Emulation software 1 POS controller 4 POS 1 Virtual Ethernet IEEE 802 3 interface s 4 Packet over SONET network interface s 509K bytes of non volatile configuration memory 16384K bytes of Flash internal SIMM Sector size 512K Configuration register is 0x2102 amp Note The first two sections of the above configuration script containing the banner screen and the installed hardware listing appear only at initial system startup On subsequent uses of the setup command facility the setup script begins with the following system configuration dialog System Configuration Dialog At any point you may enter a question mark for help Use ctrl c to abort configuration dialog at any prompt Default settings are in square brackets Continue with configuration dialog yes no yes Enter yes when queried if you want to continue with the configuration dialog wy Note The examples in this section represent a continuation of the console display for the setup facility or the setup command Step 2 Enter yes when asked if you want to enter the initial configuration dialog and if you want to see the current interface summary Would you like to enter the initial configuration dialog yes yes First would you like to see the current interface summary yes yes Pressing Return in either case accepts the default respons
22. ng config Building configuration Current configuration 2381 bytes l 78 12799 01 Cisco 7600 Optical Services Router Quick Softw are Configuration Guide J Chapter2 Basic MSFC Software Configuration W Verifying the Running Configuration Settings version 12 1 no service pad service timestamps debug uptime service timestamps log uptime no service password encryption 1 hostname Router interface GigabitEthernet5 1 no ip address shutdown no negotiation auto no cdp enable 1 interface GigabitEthernet5 2 description b2b connection to osr1 g7 2 ip address 1 5 0 2 255 255 0 0 no keepalive no negotiation auto no cdp enable 1 line con 0 exec timeout 0 0 transport input none line vty 0 4 login end Router Example of Running Configuration Settings for an OC 3 POS Interface The show running config command typically displays the following output for an OC 3c STM Ic POS interface installed in slot 7 Router show running config Building configuration Current configuration version 12 1 Cisco 7600 Optical Services Router Quick Software Configuration Guide ka 78 12799 01 _Chapter2 Basic MSFC Software Configuration Verifying the Running Configuration Settings W no service pad no service udp small servers no service tcp small servers 1 hostname Router 1 enable secret 5 S 1SW6K5SW p5Bq6IPLGJ hS9VVP1g enable password lab interface POS7 0 ip a
23. o use the interactive script of the setup facility you can manually configure the Cisco 7600 OSR using the global configuration mode The global configuration mode enables you to enter configuration commands on a line by line basis from the console terminal To configure your router using the configuration mode perform these steps Connect a console terminal to the console port When asked if you want to enter the initial dialog answer no This causes the router to enter the user EXEC mode After a few seconds the user EXEC mode prompt Router gt appears Would you like to enter the initial dialog yes no Router gt At this prompt enter the enable command to establish the privileged EXEC mode Router gt enable Router amp Note Configuration changes can be made only in the privileged EXEC mode At the privileged EXEC mode prompt enter the configure terminal command to enter the global configuration mode Router configure terminal Enter configuration commands one per line End with CNTL Z Router config At the global configuration mode prompt enter the interface command to enter the interface configuration mode Router config interface gigabitEthernet 5 1 Router config if In either the global configuration mode or the interface configuration mode you can change the router configuration parameters To exit either mode type Ctrl Z Cisco 7600 Optical Services Router Quick Software
24. on Control broadcast addresses Set the console terminal baud rate Recover a lost password e Force an automatic boot using a boot image Read boot system commands from the configuration file stored in NVRAM The factory default value for the software configuration register is 0x0102 This value is acombination of the following binary bit 8 0x0100 and binary bits 00 through 03 0x0002 gt Caution To avoid confusion note that valid software configuration register values may be combinations of settings For example the factory default value 0x0102 for the software configuration register is actually a composite of settings in this register Cisco 7600 Optical Services Router Quick Software Configuration Guide ka 78 12799 01 _Chapter2 Basic MSFC Software Configuration Performing Other Configuration Tasks W Configuring Boot Field Settings and Using the Boot Command The four low order bits of the software configuration register bits 3 2 1 and 0 form a boot field that defines the source of a Cisco IOS software image for booting the Cisco 7600 OSR You can set or change the contents of the boot field by entering the config register command at the global configuration mode prompt Router config The factory default setting for the software configuration register is 0x0102 When the boot field is set to either 0 or 1 0 0 0 0 or 0 0 0 1 the system ignores any boot instructions in the
25. ou use the same password for both the enable secret and enable functions during the setup process the system accepts it but issues a warning indicating that you should enter a different password An enable secret password can contain from to 25 uppercase and lowercase alphanumeric characters an enable password can contain any number of uppercase and lowercase alphanumeric characters In either case you cannot use a number as the first character Spaces however are valid password characters For example two words is a valid password Leading spaces are ignored but trailing spaces are recognized Enter the virtual terminal password when prompted to do so Enter virtual terminal password bambam For future use make a note of this password In most cases you will use IP routing as the network layer protocol If you specify IP you must also specify an interior routing protocol Enter yes the default or press Return to configure IP Do the same to select the Interior Gateway Routing Protocol IGRP as the interior routing protocol 78 12799 01 Cisco 7600 Optical Services Router Quick Software Configuration Guide J Chapter2 Basic MSFC Software Configuration WE Configuring the MSFC2 Step 8 Step 9 Specify the IGRP autonomous system number as follows Configure IP yes yes Configure IGRP routing yes yes Your IGRP autonomous system number 1 199 Enter yes or no to the following query to acce
26. pt or refuse Simple Network Management Protocol SNMP management Configure SNMP Network Management yes Community string public amp Note SNMP is the most widely supported standard for managing networks SNMP provides a means to access and set configuration and run time parameters and to monitor and control network elements for routers and communication servers Enter yes or no to the following query to accept or refuse Connectionless Network Service CLNS management Configure CLNS no yes CLNS router tag area_1 CLNS domain 49 CLNS area 0001 CLNS station id 0027 25E9 B640 amp Note CLNS is an Open System Interconnection OSI layer service that does not require a circuit to be established before transmitting data On completion of this procedure you have successfully established the router s global configuration parameters Sample Display of Global Parameters The following sample display lists the global parameters that you entered in Step 3 through Step 10 in the preceding section The display indicates the order in which the parameters and their defaults appear on your console terminal Cisco 7600 Optical Services Router Quick Software Configuration Guide P28 E 78 12799 01 _ Chapter 2 Basic MSFC Software Configuration Configuring the MSFC2 i Configuring global parameters Enter host name Router Enter enable secret barney Enter enable password wi
27. ration Guide zi Chapter2 Basic MSFC Software Configuration HI Performing Other Configuration Tasks Step 10 Step 11 Step 12 Step 13 Step 14 Step 15 After the interface configuration information is displayed the user EXEC mode prompt appears Router gt Enter the enable command at the user EXEC mode prompt to enter the privileged EXEC mode Router gt enable Router Enter the show start up config command at the privileged EXEC mode prompt to display the enable password in the configuration file Router show start up config Enter the configure terminal command at the privileged EXEC mode prompt to enter the global configuration mode Router configure terminal Enter configuration commands one per line End with CNTL Z Router config Change the software configuration register setting back to its original value Alternatively change this value to 0x0102 the factory default by entering the config register value command Router config config register Oxvalue Router config Exit the global configuration mode by pressing Ctrl Z or entering the end command Router config end Router Reboot the router and enable it using the recovered password Cisco 7600 Optical Services Router Quick Software Configuration Guide 78 12799 01
28. system configuration file and one of the following occurs depending on the boot field setting When the boot field is set to 0 you must boot the system manually by entering the boot command at the ROM monitor prompt rommon gt You can enter the boot command with or without arguments If you enter the boot command without an argument that is without specifying a file or any other boot instructions the system automatically boots using the default image in the Flash memory SIMM If you enter the boot command with arguments that is by instructing the system to boot from a specific source these options are available to you You can instruct the system to boot from a specific Flash SIMM image by entering the boot system flash filename command or you can instruct the system to boot from a specific image stored on a PCMCIA Flash memory card You can instruct the system to boot from a network TFTP server either by sending broadcast TFTP requests by entering a boot system filename command or by sending a direct request to a specific network TFTP server by issuing a boot system filename ip address command e When the boot field is set to 1 the system automatically boots using the first image found in the onboard Flash SIMM If you set the boot field to any bit pattern other than 0 or 1 the router uses the software configuration register settings to create a filename from which to boot a default system image stored on a ne
29. tings to NVRAM section on page 2 19 Reboot the router The software configuration register setting takes effect only after you reload the system such as when you enter the reload command from the console or reboot the router This completes the procedure for changing the contents of the software configuration register You can set the boot field to enable any desired manual or automatic boot function Setting the Boot Field Bits in the Software Configuration Register The four low order bits in the software configuration register bits 3 2 1 and 0 comprise the boot field This field specifies a number in binary form 78 12799 01 Cisco 7600 Optical Services Router Quick Software Configuration Guide n Chapter2 Basic MSFC Software Configuration HI Performing Other Configuration Tasks If you set the boot field value to 0 you must boot the system manually by entering the boot command at the ROM monitor prompt rommon gt If you set the boot field value to 0x2 through OxF and a valid boot system command is stored in the configuration file the system boots the Cisco IOS software image as directed by that value If no boot system command is present in the configuration file the system computes a default boot filename for booting from a network TFTP server In the following example the software configuration register has been set to boot the system from the Flash memory SIMM and to ignore the Break function at the
30. twork TFTP server Cisco 7600 Optical Services Router Quick Software Configuration Guide 78 12799 01 PEN Chapter2 Basic MSFC Software Configuration HI Performing Other Configuration Tasks To create this filename the system starts with the name cisco and links the octal equivalent of the boot field value and the processor type in this format cisco lt boot fieldvalue gt lt processorname gt If the configuration file contains boot instructions the system uses these instructions to boot the system instead of using the filename it created from the software configuration register settings L Note Ifa bootable Cisco IOS software image exists in a Flash memory card inserted in PCMCIA slot 0 or slot 1 the software configuration register boot field setting is overridden and the system boots from the Cisco IOS software image in the Flash memory card instead of from a network TFTP image Changing the Softw are Configuration Register Settings To change the software configuration register settings while running system software perform these steps Step1 Enter the enable command and your password at the user EXEC mode prompt to establish the privileged EXEC mode Router gt enable Password Router Step2 Enter the configure terminal command at the privileged EXEC mode prompt to establish the global configuration mode Router configure terminal Enter configuration commands one per line End with CNTL Z Rout
31. ty displays automatically at initial system startup You can also enter the setup command at any time at the privileged EXEC prompt Router to activate the setup facility When you enter the setup command the configuration script displays any existing previously entered system configuration defaults within square brackets For example during the configuration of a Packet over Sonet POS interface using the setup facility at startup assuming that the interface has not previously been configured you will see this display as you proceed through the script and respond to queries Configuring interface POS4 0 Is this interface in use yes Configure IP on this interface yes No default or current parameters are enclosed within square brackets in the configuration dialog in this configuration 78 12799 01 Cisco 7600 Optical Services Router Quick Software Configuration Guide J Chapter2 Basic MSFC Software Configuration WE Configuring the MSFC2 When you enter the setup command at the privileged EXEC mode prompt assuming that the POS interface has been previously configured and you are being queried by the system for changes you will see this display Configuring interface POS4 0 Is this interface in use yes yes Configure IP on this interface yes yes The default or current parameters that apply to the interface are enclosed within square brackets Configuring Global Parameters When you f
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