
Release 1.0 | CMTS Commands |
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show cable modem
The show cable modem command is used to gather a variety of cable modem (CM) statistical information used to evaluate network performance, troubleshoot registration problems, and learn specific registration and ranging information on modems connected to a specific interface.
Use the show cable modem command to see detailed modem configuration information for a specific
Interface | CM interface with active connection |
Upstream IF Index | Upstream interface to which the cable |
| modem belongs. |
Downsteam IF Index | Downstream interface to which the cable |
| modem belongs. |
Prim SID | Primary Service Identifier number. |
Connectivity State | Describes the connectivity state of a cable |
| modem. The table below describes the 20 |
| cable modem connectivity states |
| supported on the BSR. |
Timing offset | CM current timing adjustment. |
Rec Power | CM receive downstream receive power |
| level in units of whole dB to one decimal |
| place |
IP address | CM IP address |
MAC address | Media Access Control layer address |
Cable modem connectivity states are as follows:
init(o) | Option file transfer was started. |
init(t) | |
init(r1) | CM sent initial ranging parameters. |
init(r2) | CM is ranging. |
init(rc) | Ranging is complete. |
MGBI |