Ios

Information about Cisco ios

login

First mode is called "privileged mode"

disable paging

terminal length 0

Show information about switch

show stack

Which switches belong to switch stack.

show switch

How can we tell the stackwise cables were properly inserted?

show switch stack-ring speed

List ports

show ip int brief

show vlan information

show vlan brief

show info about port

sh int Gi1/0/16 switchport
sh int Gi4/0/16 switchport

show arp cache

sh ip arp

show arp and grep for

sh ip arp | i e0db.5514.25e4

show mac addresses

show mac-address-table

or

show mac address-table

for a vlan

sh mac address-table vlan 105

clean mac cache

clear mac address-table dynamic

grep

search for string

| i string

exclude string

| -e string

access port good example

se2-l2-sw01#show run int gig 1/0/15
Building configuration...

Current configuration : 115 bytes
!
interface GigabitEthernet1/0/15
 switchport access vlan 105
 switchport mode access
 spanning-tree portfast
end

nat

ip nat service gatekeeper
no ip nat service gatekeeper

show running static

Show static mapping.