show controller cable-modem mac

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

 

 

Troubleshooting Tips for the Cisco uBR904 Cable Modem 27

Page 27
Image 27
Cisco Systems UBR904 manual Show controller cable-modem mac, 014259 528302.046 Cmaclogdriverinitidbshutdown

UBR904 specifications

The Cisco UBR904 is a versatile broadband access device designed to deliver high-speed internet and data services in various deployment scenarios, particularly suitable for cable operators and service providers. This device allows operators to provide broadband services over a wide area, utilizing advanced technologies to ensure reliability and performance.

One of the key features of the UBR904 is its capability to support multiple channels for upstream and downstream communication, allowing for greater bandwidth and improved network performance. With its integrated DOCSIS (Data Over Cable Service Interface Specification) compliance, the UBR904 enables operators to leverage existing coaxial cable infrastructures to deliver data services efficiently. This makes it an ideal choice for operators looking to expand their service offerings without the need for extensive infrastructure changes.

Equipped with a powerful processor and ample memory, the UBR904 is designed for high throughput and low latency, supporting IP data services, voice services, and video on demand. It utilizes advanced modulation techniques and error correction algorithms that enhance data transmission efficiency and reliability. This results in a robust platform capable of meeting the demands of high-density areas while accommodating future growth.

The UBR904 also features flexible management capabilities. It includes support for SNMP (Simple Network Management Protocol), enabling operators to monitor and manage network performance effectively. The device can be easily configured through a graphical user interface or command-line interface, providing system administrators with the tools needed for straightforward deployment and maintenance.

In addition to its core functionalities, the UBR904 integrates security features to protect network traffic and ensure user data integrity. This includes capabilities for secure tunneling and access control lists, which enhance the security of the broadband connection.

Furthermore, the Cisco UBR904 is designed with scalability in mind. Operators can easily scale their networks by adding additional modules or interfaces as demand grows. This ensures that the UBR904 can meet the evolving needs of service providers without necessitating a complete hardware overhaul.

In summary, the Cisco UBR904 is a robust, feature-rich broadband access device that combines high performance, advanced technologies, and scalability, making it an excellent choice for operators looking to deliver high-speed internet and data services across diverse environments. Its ease of use and extensive management features further enhance its appeal, positioning it as a key player in the broadband access market.