| A | B |
| enable | used to enter the privilege mode |
| config-T | used to enter global configuration mode |
| router rip | used to enter router configuration mode |
| int or interface | used to enter interface configuration mode |
| show version | displays the configuration protocals, shows status of layer 3 protocal |
| show interfaces | displays the statistics for all interfaces configured on the router |
| show startup-config | displays the backup configuration file stroed in NVRAM |
| show cdp neighbors | displays info about the networks directly connected to the router |
| telnet | remotely connect to a router (layer 7) |
| ping | tests end to end connection (3) |
| trace | provides a look at the paths taken by packets |
| show ip route | displays the routing tables |