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Cisco™ CCNA : Show Commands

Router Show commands

Sl. No. Command Explanation

1. show access-list Displays all accesslists from all protocols present in a specified router.

2. show banner Displays the banner set on the router.

3. show cdp Shows the status of CDP such as holdtime value,no.of packets for every 60sec.

4. show cdp interface It tells the CDP configuration on an interface-by-interface basis.

5. show cdp neighbor|detail Displays info on directly connected neighbors.

6. show cdp traffic Displays the CDP traffic info.

7. show clock Displays the clock (time, date).

8. show flash Used to view all IOS images and file stored in flash(Default location of IOS images is in flash).

9. show frame-relay lmi Shows the detailed statistics regarding LMI.

10. show frame-relay map Displays the frame relay inverse ARP table.

11. show frame-relay pvc <dlci_num> Shows all the frame relay PVC's terminated and their statistics at a specified router.

12. show history Shows the previously executed commands.IOS device stores the last ten commands that are executed.

13. show hosts Displays the host table.

14. show interfaces To view interfaces,status,and statistics for an interface.If u don't lists a specific interface,all of the interfaces on the router are listed.

15. show ip eigrp neighbors Shows the list of eigrp neighbors that a specified router has.

16. show ip eigrp topology Displays the list of successor and feasible successors,as well as other types of routes.

17. show ip eigrp traffic It shows the information about trafiic statistics for eigrp.

18. show ip interfaces Displays status and global parameters associated with the interfaces on the router.

19. show ip interface brief Displays the interface operational status and IP addresses for all router interfaces.

20. show ip nat statistics Displays NAT statistics.

21. show ip nat translations Displays the NAT translations.

22. show ip ospf Displays general information about OSPF routing processes.

23. show ip ospf database Displays lists of information related to the OSPF database for a specific router.

24. show ip ospf interface If adjacent router's dont become neighbors, then use the command to check if the local router interface is configured correctly.

25. show ip ospf neighbor Displays the OSPF neighbour information.

26. show ip ospf neighbor detail Displays all OSPF neighbors in detail.

27. show ip route Displays the IP routing table.

28. show protocols Displays the routing protocols that have been configured and running on a specified router.

29. show running-config Shows the current config stored in RAM.

30. show sessions Shows the telnet sessions that are currently suspended.

31. show startup-config Shows the configuration stored in NVRAM.

32. show version Display version information for the hardware and firmware.

33. show arp Displays entries in the ARP table.

* Best printed in landscape mode

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