The show commands are very useful Cisco IOS commands. The Cisco Router show commands can be used to examine nearly everything about a Cisco router and its configuration. Following table lists important Cisco Router Show commands and their use.
|Cisco IOS Show Command||Description|
|OmniSecuR1#show interfaces||Displays statistics for all interfaces|
|OmniSecuR1#show interface fa0/0||Displays statistics of fa0/0 interface.
You may use other interface also.
|OmniSecuR1#show ip interface brief||Displays a summary of all IPv4 interfaces, including
status and IPv4 address assigned in router "OmniSecuR1"
|OmniSecuR1#show ipv6 interface brief||Displays a summary of all IPv6 interfaces, including
status and IPv6 address assigned in router "OmniSecuR1"
|OmniSecuR1#show controllers serial 1/0||Displays statistics for interface hardware serial 1/0.
Statistics display if the clock rate is set and
if the cable is DCE, DTE, or not attached
|OmniSecuR1#show clock||Displays the system clock of the router "OmniSecuR1".|
|OmniSecuR1#show hosts||Displays the configured hostnames and their
corresponding IP addresses of the router "OmniSecuR1"
|OmniSecuR1#show users||Displays all users connected to the router "OmniSecuR1"|
|OmniSecuR1#show history||Displays history of Cisco IOS commands used|
|OmniSecuR1#show flash||Displays info about Flash memory|
|OmniSecuR1#show version||Displays info about loaded Cisco IOS software|
|OmniSecuR1#show arp||Displays the ARP table of the router "OmniSecuR1".
ARP table is the table which contains the
resolved IPv4 address to MAC address mappings.
|OmniSecuR1#show protocols||Displays status of configured Layer 3 protocols|
|OmniSecuR1#show startup-config||Displays configuration saved in NVRAM|
|OmniSecuR1#show running-config||Displays configuration currently running in RAM|
|OmniSecuR1#show ip route||Displays the IPv4 routing table of the router "OmniSecuR1"|
|OmniSecuR1#show ipv6 route||Displays the IPv6 routing table of the router "OmniSecuR1"|