Cisco Broadband Cable Command Reference Guide

debug cable-modem mac messages
debug cable-modem mac messages
Syntax Description
Command Modes Privileged EXEC
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Cisco Broadband Cable Command Reference Guide
Chapter 5 Cable CPE Commands
To display debugging messages for specific MAC-layer messages, use the debug cable-modem mac
messages command in privileged EXEC mode. To turn off debugging for the MAC layer, use the no form
of this command.
Cisco uBR904, uBR905, uBR924, uBR925 cable access routers, Cisco CVA122 Cable Voice Adapter
debug cable-modem mac messages message-type
no debug cable-modem mac messages message-type
message-type Selects the specific type of MAC-layer message type to display:
dcc-ack—Displays the Dynamic Channel Change Acknowledge
(DCC-ACK) messages received by the CM.
dcc-req—Displays the Dynamic Channel Change Request (DCC-REQ)
messages received by the CM.
dcc-rsp—Displays the Dynamic Channel Change Response (DCC-RSP)
messages transmitted by the CM.
dynsrv—Displays the Dynamic Service messages transmitted and
received by the CM (for more information, see the debug cable-modem
mac messages dynsrv command).
map—Displays the MAP messages received by the CM.
reg-ack—Displays the Registration Acknowledge (REG-ACK) messages
transmitted by the CM.
reg-req —Displays the Registration Request (REG-REQ) messages
transmitted by the CM.
reg-rsp—Displays the Registration Response (REG-RSP) messages
received by the CM.
rng-req—Displays the Ranging Request (RNG-REQ) messages
transmitted by the CM.
rng-rsp—Displays the Ranging Response (RNG-RSP) messages
received by the CM.
sync—Displays the Time Synchronization (SYNC) messages received by
the CM.
ucc-req—Displays the Upstream Channel Change Request (UCC-REQ)
messages received by the CM.
ucc-rsp—Displays the Upstream Channel Change Response (UCC-RSP)
messages transmitted by the CM.
ucd—Displays the Upstream Channel Descriptor (UCD) messages
received by the CM.
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