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Cisco Broadband Cable Command Reference Guide
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Chapter 6 Cable CPE Commands
debug cable-modem mac log
528438.798 CMAC_LOG_RNG_RSP_MSG_RCVD
528444.102 CMAC_LOG_WATCHDOG_TIMER
528444.492 CMAC_LOG_LINK_DOWN
528444.494 CMAC_LOG_RESET_FROM_DRIVER
528444.494 CMAC_LOG_STATE_CHANGE wait_for_link_up_state
528444.494 CMAC_LOG_DRIVER_INIT_IDB_SHUTDOWN 0x08098D02
528444.494 CMAC_LOG_LINK_DOWN
528474.494 CMAC_LOG_WATCHDOG_TIMER
528504.494 CMAC_LOG_WATCHDOG_TIMER
528534.494 CMAC_LOG_WATCHDOG_TIMER
0 events dropped due to lack of a chunk
Note
The line “
0 events dropped due to lack of a chunk
” at the end of the display indicates that no log
entries were discarded due to a temporary lack of memory. This means the log is accurate and reliable.
The following example shows typical output of the
debug cable-modem mac log verbose
command.
The
verbose
keyword displays periodic events such as ranging.
Router#
debug cable mac log verbose
Cable Modem mac log debugging is on (verbose)
Router#
574623.810 CMAC_LOG_RNG_REQ_TRANSMITTED
574623.812 CMAC_LOG_RNG_RSP_MSG_RCVD
574627.942 CMAC_LOG_WATCHDOG_TIMER
574633.880 CMAC_LOG_RNG_REQ_TRANSMITTED
574633.884 CMAC_LOG_RNG_RSP_MSG_RCVD
574643.950 CMAC_LOG_RNG_REQ_TRANSMITTED
574643.954 CMAC_LOG_RNG_RSP_MSG_RCVD
574654.022 CMAC_LOG_RNG_REQ_TRANSMITTED
574654.024 CMAC_LOG_RNG_RSP_MSG_RCVD
574657.978 CMAC_LOG_WATCHDOG_TIMER
574664.094 CMAC_LOG_RNG_REQ_TRANSMITTED
574664.096 CMAC_LOG_RNG_RSP_MSG_RCVD
574674.164 CMAC_LOG_RNG_REQ_TRANSMITTED
574674.166 CMAC_LOG_RNG_RSP_MSG_RCVD
The following example shows how to disable verbose debugging:
Router#
no debug cable mac log verbose
Cable Modem mac log debugging is off
Router#
Related Commands
Command
Description
debug cable-modem bpkm
Displays information about Baseline Privacy Interface (BPI) key
management.
debug cable-modem bridge
Displays bridge filter processing information.
debug cable-modem error
Displays debugging messages for the cable interface driver.
debug cable-modem interrupts
Displays information about CM interrupts.
debug cable-modem mac
messages
Displays the MAC-layer messages.
debug cable-modem mac
messages dynsrv
Displays the dynamic service MAC-layer messages.
debug cable-modem map
Displays the timing of MAP and sync messages.