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Chapter 3
Cisco CMTS Show Commands
show cable modem mac
To display MAC layer information for one or more CMs, use the show cable modem mac command in
privileged EXEC mode.
Syntax Description
summary [total]
ip-address
mac-address
cable slot/port
cable slot/subslot/port
upstream port
Defaults
Displays MAC layer information for all CMs.
Command Modes
Privileged EXEC
OL-1581-08
show cable modem mac [summary [total]]
show cable modem [ip-address | mac-address] mac
show cable modem cable slot/port [upstream port] mac
show cable modem cable slot/subslot/port [upstream port] mac
(Optional) Displays a summary of MAC layer information for each cable
interface. If you add the optional total keyword, the display includes a total
of CMs that are included in each of the displayed fields.
(Optional) Displays MAC layer information for the CM with the specified
IP address.
(Optional) Displays MAC layer information for the CM with the specified
MAC address.
(Optional) Displays MAC layer information for all CMs on the specified
cable interface and downstream port on the Cisco uBR7100 series and
Cisco uBR7200 series routers.
On the Cisco uBR7100 series router, the only valid value is 1/0. On the
Cisco uBR7200 series router, slot can range from 3 to 6, and port can be 0
or 1, depending on the cable interface.
(Optional) Displays MAC layer information for all CMs on the specified
cable interface on the Cisco uBR10012 router. The following are the valid
values:
•
•
•
(Optional) Displays information for all CMs using this specific upstream.
You can specify this option only when displaying information for a cable
interface. The valid range for port begins with 0 and ends with a value that
depends on the number of upstream ports on the cable interface line card.
slot = 5 to 8
subslot = 0 or 1
port = 0 to 4 (depending on the cable interface)
Cisco Broadband Cable Command Reference Guide
show cable modem mac
3-89
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