debug cable-modem mac

 

 

Figure 8

Sample Debug Cable-Modem Mac Log Output

 

uBR904# debug cable-modem 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

.

 

 

 

 

.

 

 

 

 

.

 

 

 

 

528383.992

CMAC_LOG_STATE_CHANGE

registration_state

528384.044

CMAC_LOG_REG_REQ_MSG_QUEUED

 

528384.050

CMAC_LOG_REG_REQ_TRANSMITTED

 

528384.052

CMAC_LOG_REG_RSP_MSG_RCVD

 

528384.078

CMAC_LOG_COS_ASSIGNED_SID

1/4

528384.102

CMAC_LOG_RNG_REQ_QUEUED

4

528384.102

CMAC_LOG_REGISTRATION_OK

 

528384.102

CMAC_LOG_STATE_CHANGE

establish_privacy_state

528384.102

CMAC_LOG_STATE_CHANGE

maintenance_state

528388.444

CMAC_LOG_RNG_REQ_TRANSMITTED

 

528388.444

CMAC_LOG_RNG_RSP_MSG_RCVD

 

528398.514

CMAC_LOG_RNG_REQ_TRANSMITTED

 

528398.516

CMAC_LOG_RNG_RSP_MSG_RCVD

 

528408.584

CMAC_LOG_RNG_REQ_TRANSMITTED

 

528408.586

CMAC_LOG_RNG_RSP_MSG_RCVD

 

528414.102

CMAC_LOG_WATCHDOG_TIMER

 

528418.654

CMAC_LOG_RNG_REQ_TRANSMITTED

 

528418.656

CMAC_LOG_RNG_RSP_MSG_RCVD

 

528428.726

CMAC_LOG_RNG_REQ_TRANSMITTED

 

528428.728

CMAC_LOG_RNG_RSP_MSG_RCVD

 

528438.796

CMAC_LOG_RNG_REQ_TRANSMITTED

 

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

Troubleshooting Tips for the Cisco uBR904 Cable Modem 49

Page 49
Image 49
Cisco Systems manual Debug cable-modem mac, Sample Debug Cable-Modem Mac Log Output, UBR904# debug cable-modem mac log

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.