Networking Device Commands

Question 1

show mac-address table

Answer 1

Displays the MAC address tables of a network switch

Used to identify which MAC address is assigned to which ports.

Useful for troubleshooting and ensuring proper network segmentation

Question 2

show route

Answer 2

Displays the routing table of a router or Layer 3 switch.

Shows active routes, route sources, and next hop addresses.

Essential for verifying correct routing and diagnosing routing issues.

Question 3

show interface

Answer 3

Provides detailed info about the status and configuration of network interfaces

Displays interface status, traffic statistics, and error counts. Useful for diagnosing issues such as link failures, duplex mismatches, and interface errors.

Question 4

show config

Answer 4

Displays current configuration of the network device

Shows all configured settings, including IP addresses, routing protocols, and security settings.

Question 5

show arp

Answer 5

Displays the ARP table (Maps IP addresses to MAC addresses)

Useful for troubleshooting IP-to-MAC address resolution issues.

Question 6

show vlan

Answer 6

displays information about VLAN configurations on a switch

Use: Shows VLAN IDs, names, and associated ports.

Question 7

show power

Answer 7

Provides information about the power status and consumption of PoE devices

Displays power allocation, usage, and available power.