| Command | Description |
| Interface Commands |
| interface type number | Configures the physical/virtual interface. [ie Creates a Point-2-Point GRE Tunnel |
| show ip interface brief | Provides a Interface Status |
| shutdown | Disables an interface. To enable the interface, use the no form of this command |
| Routing Commands |
| router routing protocol | Configures a Routing Protocol so that remote networks can be dynamically learned. |
| network ip-address wildcard-mask | Defines the interface on which the eigrp protocol will be enabled on |
| eigrp router-id ip address | EIGRP Routing Protocol will use a fixed router ID |
| show ip eigrp neighbor | Provides EIGRP Routing protocol neighbor status |
| Dial Peer Commands |
| Dial-peer voice tag [pots|voip] | Configures Voice Dial for Trunk connections [ie. Pots] and for IP VOIP traversing a IP Link [ie voip] |
| Destination-pattern number | Defines the dial string of the remote router that is aware of the E.164 number that needs to be reached |
| Session target ipv4:ip address | Network address of the remote router to send the call to, once a local voice network dial-peer is matched |
| Analog/Trunk Card Commands |
| Voice-port interface number | Interface voice port for Analog Trunk Cards [ie. FXS, FXO, E&M, T1 etc] |
| card type t1 interface number | Defines, and globally enables the T1 Trunk Card |
| isdn switch-type primary-5ess | Defines the T1-ISDN/PRI Signal Type |
| pri-group timeslots timeslot selection | Defines how many of the 23 voice channels will be used for voice data |
| interface Serial0/0/0:23 | Defines the Bear/Signaling interface |
| isdn protocol-emulate network | Defines the T1 Clocking source |
| network-clock-participate wic 0 | Defines to use the network clock for timing |
| Run cable diagnostics / TDR testing |
| test cable tdr interface Gi1/0/1 | Enter this command, then wait approx. 10 seconds... |
| show cable-diagnostics tdr interface Gi1/0/1 | Follow on with this command to display the test results, showing the interface port cable speed / pairs / length / Pair Status |
| clear cable-diagnostics tdr | Clears a specific interface, or clears all interfaces that support TDR |
| CUCME (Cisco Unified Communications Manager Express) |
| telephony-service | Enables the CUCME Feature Set |
| max-ephones value | Defines the maximum # of IP phones that will be configured |
| max-dn value | Defines how many extensions will be configured |
| ephone-dn tag | Configures a Phone Extension Profile |
| Number extension number | Ephone-dn sub-command, that defines the physical extension number for the phone profile |
| ephone tag | Maps a physical phone to a ephone-dn profile |
| Router Exit Commands |
| Exit | Exits a single line |
| End | Exits back to enable mode |
| Show run | Shows the current running configuration |
| ? | Provides command reference |