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Troubleshooting Tips for the Cisco uBR904 Cable Modem 27
Sample Display 1
The following sample display shows the MAC log file for a cable-modem interface that has
successfully come up:
uBR904# show controller cable-modem 0 mac log
*Mar 7 01:42:59: 528302.040 CMAC_LOG_LINK_DOWN
*Mar 7 01:42:59: 528302.042 CMAC_LOG_RESET_FROM_DRIVER
*Mar 7 01:42:59: 528302.044 CMAC_LOG_STATE_CHANGE wait_for_link_up_state
*Mar 7 01:42:59: 528302.046 CMAC_LOG_DRIVER_INIT_IDB_SHUTDOWN 0x08098D02
*Mar 7 01:42:59: 528302.048 CMAC_LOG_LINK_DOWN
*Mar 7 01:43:05: 528308.428 CMAC_LOG_DRIVER_INIT_IDB_RESET 0x08098E5E
*Mar 7 01:43:05: 528308.432 CMAC_LOG_LINK_DOWN
*Mar 7 01:43:05: 528308.434 CMAC_LOG_LINK_UP
*Mar 7 01:43:05: 528308.436 CMAC_LOG_STATE_CHANGE ds_channel_scanning_state
*Mar 7 01:43:05: 528308.440 CMAC_LOG_WILL_SEARCH_DS_FREQUENCY_BAND 88/453000000/855000000/6000000
*Mar 7 01:43:05: 528308.444 CMAC_LOG_WILL_SEARCH_DS_FREQUENCY_BAND 89/93000000/105000000/6000000
*Mar 7 01:43:05: 528308.448 CMAC_LOG_WILL_SEARCH_DS_FREQUENCY_BAND 90/111250000/117250000/6000000
*Mar 7 01:43:05: 528308.452 CMAC_LOG_WILL_SEARCH_DS_FREQUENCY_BAND 91/231012500/327012500/6000000
*Mar 7 01:43:05: 528308.456 CMAC_LOG_WILL_SEARCH_DS_FREQUENCY_BAND 92/333015000/333015000/6000000
*Mar 7 01:43:05: 528308.460 CMAC_LOG_WILL_SEARCH_DS_FREQUENCY_BAND 93/339012500/399012500/6000000
*Mar 7 01:43:05: 528308.462 CMAC_LOG_WILL_SEARCH_DS_FREQUENCY_BAND 94/405000000/447000000/6000000
*Mar 7 01:43:05: 528308.466 CMAC_LOG_WILL_SEARCH_DS_FREQUENCY_BAND 95/123015000/129015000/6000000
*Mar 7 01:43:05: 528308.470 CMAC_LOG_WILL_SEARCH_DS_FREQUENCY_BAND 96/135012500/135012500/6000000
*Mar 7 01:43:05: 528308.474 CMAC_LOG_WILL_SEARCH_DS_FREQUENCY_BAND 97/141000000/171000000/6000000
*Mar 7 01:43:05: 528308.478 CMAC_LOG_WILL_SEARCH_DS_FREQUENCY_BAND 98/219000000/225000000/6000000
*Mar 7 01:43:05: 528308.482 CMAC_LOG_WILL_SEARCH_DS_FREQUENCY_BAND 99/177000000/213000000/6000000
*Mar 7 01:43:05: 528308.486 CMAC_LOG_WILL_SEARCH_SAVED_DS_FREQUENCY 663000000
*Mar 7 01:43:05: 528308.488 CMAC_LOG_WILL_SEARCH_USER_DS_FREQUENCY 663000000
*Mar 7 01:43:07: 528310.292 CMAC_LOG_DS_64QAM_LOCK_ACQUIRED 663000000
*Mar 7 01:43:07: 528310.294 CMAC_LOG_DS_CHANNEL_SCAN_COMPLETED
*Mar 7 01:43:07: 528310.296 CMAC_LOG_STATE_CHANGE wait_ucd_state
*Mar 7 01:43:08: 528310.892 CMAC_LOG_UCD_MSG_RCVD 4
*Mar 7 01:43:08: 528310.896 CMAC_LOG_UCD_NEW_US_FREQUENCY 20000000
*Mar 7 01:43:08: 528310.898 CMAC_LOG_SLOT_SIZE_CHANGED 8
*Mar 7 01:43:08: 528310.970 CMAC_LOG_FOUND_US_CHANNEL 1
*Mar 7 01:43:08: 528310.974 CMAC_LOG_STATE_CHANGE wait_map_state
*Mar 7 01:43:08: 528311.394 CMAC_LOG_MAP_MSG_RCVD
*Mar 7 01:43:08: 528311.396 CMAC_LOG_INITIAL_RANGING_MINISLOTS 40
*Mar 7 01:43:08: 528311.400 CMAC_LOG_STATE_CHANGE ranging_1_state
*Mar 7 01:43:08: 528311.402 CMAC_LOG_RANGING_OFFSET_SET_TO 9610
*Mar 7 01:43:08: 528311.404 CMAC_LOG_POWER_LEVEL_IS 8.0 dBmV (commanded)
*Mar 7 01:43:08: 528311.406 CMAC_LOG_STARTING_RANGING
*Mar 7 01:43:08: 528311.408 CMAC_LOG_RANGING_BACKOFF_SET 0
*Mar 7 01:43:08: 528311.412 CMAC_LOG_RNG_REQ_QUEUED 0
*Mar 7 01:43:09: 528311.900 CMAC_LOG_RNG_REQ_TRANSMITTED
*Mar 7 01:43:09: 528312.102 CMAC_LOG_T3_TIMER
*Mar 7 01:43:12: 528314.622 CMAC_LOG_POWER_LEVEL_IS 20.0 dBmV (commanded)
*Mar 7 01:43:12: 528314.624 CMAC_LOG_RANGING_BACKOFF_SET 2
*Mar 7 01:43:12: 528314.628 CMAC_LOG_RNG_REQ_QUEUED 0
*Mar 7 01:43:13: 528315.928 CMAC_LOG_RNG_REQ_TRANSMITTED
*Mar 7 01:43:13: 528315.932 CMAC_LOG_RNG_RSP_MSG_RCVD
*Mar 7 01:43:13: 528315.934 CMAC_LOG_RNG_RSP_SID_ASSIGNED 4
*Mar 7 01:43:13: 528315.936 CMAC_LOG_ADJUST_RANGING_OFFSET 2849
*Mar 7 01:43:13: 528315.938 CMAC_LOG_RANGING_OFFSET_SET_TO 12459
*Mar 7 01:43:13: 528315.940 CMAC_LOG_ADJUST_TX_POWER 20
*Mar 7 01:43:13: 528315.942 CMAC_LOG_POWER_LEVEL_IS 25.0 dBmV (commanded)
*Mar 7 01:43:13: 528315.944 CMAC_LOG_STATE_CHANGE ranging_2_state
*Mar 7 01:43:13: 528315.948 CMAC_LOG_RNG_REQ_QUEUED 4
*Mar 7 01:43:14: 528316.942 CMAC_LOG_RNG_REQ_TRANSMITTED
*Mar 7 01:43:14: 528316.944 CMAC_LOG_RNG_RSP_MSG_RCVD
*Mar 7 01:43:14: 528316.946 CMAC_LOG_ADJUST_TX_POWER 20
*Mar 7 01:43:14: 528316.950 CMAC_LOG_POWER_LEVEL_IS 30.0 dBmV (commanded)
*Mar 7 01:43:14: 528316.952 CMAC_LOG_RANGING_CONTINUE
*Mar 7 01:43:15: 528317.956 CMAC_LOG_RNG_REQ_TRANSMITTED