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kb:cisco [2017/03/22 14:53]
Dan Mundy
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-====== Cisco ====== 
- 
-  * [[cisco_config_templates|Cisco Config Templates]] 
-  * [[it:​cisco_sg300]] 
-  * [[it:​cisco_switches]] 
- 
-===== Misc ===== 
- 
-  * [[http://​www.subnetonline.com/​pages/​subnet-calculators/​ipv4-wildcard-calculator.php|Wildcard mask calculator]] to convert a subnet mask into a wildcard mask required for ACLs 
- 
-===== Config / Firmware / etc ===== 
- 
-  * [[it:​delete_sdm_from_cisco_flash]] 
-  * [[it:​cisco_password_recovery]] 
-  * [[it:​setting_password_on_cisco_routers]] 
-  * [[it:​upgrading_ios_on_cisco]] 
-  * [[it:​clearing_configs_on_cisco_routers_and_switches]] 
-  * [[it:​how_to_save_a_cisco_config_file]] 
-  * [[Reload Cisco Router]] 
- 
-===== Networking / Routing / etc ===== 
- 
-  * [[https://​supportforums.cisco.com/​docs/​DOC-8313|dual internet links NATing with PBR and IP SLA]] 
-  * [[it:​how_to_disable_stp]] 
-  * [[it:​vlans_in_cisco_routers]] 
- 
-===== Logging etc ===== 
- 
-  * [[https://​supportforums.cisco.com/​docs/​DOC-4687|Router log timestamp entries are different from the system clock when the NTP is configured]] 
-  * [[it:​date_and_time_on_cisco]] 
-  * [[it:​cisco_logging_debugging_and_adsl_troubleshooting]] 
-  * [[it:​netflow_in_cisco]] 
-  * [[it:​stop_logging_messages_from_interrupting_your_configuration]] 
-  * [[Troubleshooting Cisco CPU utilisation]] 
- 
-===== Network Services ===== 
- 
-  * [[Cisco Router as a DHCP Server]] 
-  * [[it:​use_a_cisco_router_as_a_dns_server]] 
-  * [[it:​running_an_ftp_server_behind_a_cisco_router_with_nat]] 
-  * [[it:​dhcp_relay_in_cisco_router]] 
-  * [[it:​cisco_router_as_a_dhcp_client]] 
- 
-===== SSH ===== 
- 
-  * [[it:​regenerate_ssh_keys_on_cisco]] 
-  * [[it:​lock_down_ssh_on_cisco_routers]] 
-  * [[http://​blog.pluralsight.com/​configure-secure-shell-ssh-on-cisco-router|Configure SSH]] 
- 
-===== Scripting ===== 
- 
-  * [[it:​cisco_scripts]] 
- 
-Resources for scripting in cisco: 
- 
-  * [[http://​blog.ioshints.info/​2007/​04/​execute-multiple-commands-at-once.html|Execute multiple commands at once]] 
-  * [[http://​blog.ioshints.info/​2007/​05/​ios-tclsh-resources.html|IOS Tclsh resources]] 
-  * [[http://​blog.ioshints.info/​2007/​08/​example-tcl-script-with-command-line.html|Example:​ Tcl script with command-line parameters]] 
- 
-===== Security ===== 
- 
-  * [[Cisco router users]] 
- 
-  * [[Cisco VPN]] 
- 
-===== Basic Commands ===== 
- 
-When typing any command, you can press ? to show help information. This can show available commands, and also syntax for specific commands. You can also use TAB to complete commands. 
- 
-  * Clear the NAT translation tables: clear ip nat translation * 
-  * Go to beginning of line: CTRL+A, to end of line: CTRL+E 
-  * Delete the startup config (will show setup mode after reload): erase startup-config 
-  * Show host table: show hosts (temp = cached lookup, perm = host added with "ip host") 
-  * Disable console logging: no logging console 
-  * Turn off all debugging: "​undebug all" or "un all" 
- 
-Show the Running Config 
- 
-  * Turn off the annoying MORE behaviour:​terminal length 0(term len 0) 
-  * Show the configuration:​show running-config(show run) 
-  * Show the startup config:show startup-config(show start) 
-  * Revert changes from startup config:copy startup-config running-config(copy start run) - or just reboot the router 
-  * Commit changes to startup config:copy running-config startup-config(copy run start) 
-  * Another method (does the same thing):wr 
-  * Start displaying config at specific line containing word: show run | begin word 
-  * Display all lines with given word: show run | include word 
-  * show run | section word 
- 
-Routing 
- 
-  * Show routes: show ip route 
- 
-Interfaces 
- 
-  * List interfaces: show ip int brief 
-  * Show particular interface: show run interface Dialer0 
-  * Show trunk ports: show interface trunk 
- 
-Insert ACLs using Line Numbers 
- 
-  * To show ACL rules with line numbers: show ip access-list 
-  * To remove a line (eg. 50): no 50 
-  * To add a rule at a line number (eg. 50): 50 permit udp any any eq domain 
  
kb/cisco.1490156590.txt.gz · Last modified: 2017/03/22 14:53 by Dan Mundy