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92
Cisco IOS Release 12.0(7)T
The following example indicates that an event in the cable interface driver caused the interface to
reset. This often occurs because a shut or clear command is currently being issued on the interface.
uBR924# show controllers cable-modem 0 mac resets
527986.444 CMAC_LOG_RESET_FROM_DRIVER
528302.042 CMAC_LOG_RESET_FROM_DRIVER
528346.600 CMAC_LOG_RESET_FROM_DRIVER
528444.494 CMAC_LOG_RESET_FROM_DRIVER
Table 10 Possible but Uncommon Cable Interface Reset Causes
Message Description
CMAC_LOG_RESET_CONFIG_FILE_PARSE_FAILED
The format of the DOCSIS configuration file acquired
from the TFTP server is not acceptable.
CMAC_LOG_RESET_LOSS_OF_SYNC
Synchronization with the CMTS has been lost (SYNC
messages are not being received).
CMAC_LOG_RESET_T4_EXPIRED
Maintenance ranging opportunities for this
Cisco uBR900 are not being received from the CMTS.
CMAC_LOG_RESET_DHCP_WATCHDOG_EXPIRED
The DHCP server took too long to respond.
CMAC_LOG_RESET_TOD_WATCHDOG_EXPIRED
The Time Of Day server took too long to respond.
CMAC_LOG_RESET_PRIVACY_WATCHDOG_EXPIRED
The baseline privacy exchange with the CMTS took too
long.
CMAC_LOG_RESET_CHANGE_US_WATCHDOG_EXPIRED
The Cisco uBR900 series was unable to transmit a
response to a UCC-REQ message.
CMAC_LOG_RESET_SECURITY_WATCHDOG_EXPIRED
The “full security” exchange with the CMTS took too
long.
CMAC_LOG_RESET_CONFIG_FILE_WATCHDOG_EXPIRED
The TFTP server took too long to respond.
CMAC_LOG_RESET_ALL_FREQUENCIES_SEARCHED
All downstream frequencies to be searched have been
searched.
Note This message indicates that downstream
frequencies were found, but the Cisco uBR900 series
failed to acquire a downstream lock.
CMAC_LOG_RESET_T2_EXPIRED
Initial ranging opportunities are not being received.
CMAC_LOG_RESET_T3_RETRIES_EXHAUSTED
The CMTS failed too many times to respond to a
RNG-REQ message.
Note After 16 T3 timeouts, the Cisco uBR900 series will
reset the cable interface.
CMAC_LOG_RESET_RANGING_ABORTED
The CMTS commanded the Cisco uBR900 series to abort
the ranging process.
CMAC_LOG_RESET_NO_MEMORY
The Cisco uBR900 series has run out of memory.
CMAC_LOG_RESET_CANT_START_PROCESS
The Cisco uBR900 series was unable to start an internal
process necessary to complete ranging and registration.
CMAC_LOG_RESET_CONFIG_FILE_READ_FAILED
The reading of the configuration file from the TFTP
server failed.
Note The file might not exist, or it might have incorrect
permissions.
CMAC_LOG_RESET_AUTHENTICATION_FAILURE
The Cisco uBR900 series failed authentication as
indicated in a REG-RSP message from the CMTS.