Command: show interface
Displays statistics about a network interface such as status, IP, bandwidth, MTU, and errors.
Interface Ethernet0/1 is up, line protocol is up
Internet address is 192.168.1.10/24
Bandwidth 100000 Kbit/sec, MTU 1500 bytes
Collisions: 0, Errors: 2
Command: show config
Displays the current running configuration of the device including hostname, IPs, routes, SNMP, ACLs.
hostname Router1
ip address 192.168.1.1 255.255.255.0
ip default-gateway 192.168.1.254
snmp-server community public RO
Command: show ip route
Displays the routing table, showing static, dynamic, and directly connected routes.
C 192.168.1.0/24 is directly connected, Ethernet0
S* 0.0.0.0/0 [1/0] via 192.168.1.254
Command: show mac address-table
Displays the MAC address table of a switch, showing which MACs are associated with which ports.
VLAN 10
00a1.b2c3.d4e5
DYNAMIC
Fa0/3
Command: show arp
Displays the ARP table mapping IP addresses to MAC addresses.
Internet 192.168.1.50
00ab.cd34.ef56
ARPA
Ethernet0
Command: show vlan
Displays VLAN configuration including VLAN IDs, names, status, and associated ports.
VLAN 1
VLAN 10
default
users
active
active
Fa0/1-4
Fa0/5-7
Command: show power
Displays Power over Ethernet (PoE) status per port including power used and max supported.
Int Fa0/1
Auto
On
15.4W
IP Phone
Class 2
Max 15.4W