Command Reference

*Mar

7

01:43:15: 528317.958 CMAC_LOG_RNG_RSP_MSG_RCVD

 

*Mar

7

01:43:15: 528317.960 CMAC_LOG_ADJUST_TX_POWER

14

*Mar

7

01:43:15: 528317.962 CMAC_LOG_POWER_LEVEL_IS

34.0 dBmV (commanded)

*Mar

7

01:43:15: 528317.964 CMAC_LOG_RANGING_CONTINUE

 

*Mar

7

01:43:16: 528318.968 CMAC_LOG_RNG_REQ_TRANSMITTED

 

*Mar

7

01:43:16: 528318.970 CMAC_LOG_RNG_RSP_MSG_RCVD

 

*Mar

7

01:43:16: 528318.974 CMAC_LOG_RANGING_SUCCESS

 

*Mar

7

01:43:16: 528318.976 CMAC_LOG_STATE_CHANGE

dhcp_state

*Mar

7

01:43:16: 528318.978 DHCP_COMPLETE

 

*Mar

7

01:43:16: 528318.980 CMAC_LOG_STATE_CHANGE

establish_tod_state

*Mar

7

01:43:16: 528318.982 CMAC_LOG_TOD_COMPLETE

 

*Mar

7

01:43:16: 528318.984 CMAC_LOG_STATE_CHANGE

security_association_state

*Mar

7

01:43:16: 528318.986 CMAC_LOG_SECURITY_BYPASSED

 

*Mar

7

01:43:16: 528318.988 CMAC_LOG_STATE_CHANGE

configuration_file_state

*Mar

7

01:43:16: 528318.992 CMAC_LOG_CONFIG_FILE_PROCESS_COMPLETE

 

*Mar

7

01:43:16: 528319.028 CMAC_LOG_STATE_CHANGE

registration_state

*Mar

7

01:43:16: 528319.030 CMAC_LOG_REG_REQ_MSG_QUEUED

 

*Mar

7

01:43:16: 528319.036 CMAC_LOG_REG_REQ_TRANSMITTED

 

*Mar

7

01:43:16: 528319.038 CMAC_LOG_REG_RSP_MSG_RCVD

 

*Mar

7

01:43:16: 528319.040 CMAC_LOG_COS_ASSIGNED_SID

1/4

*Mar

7

01:43:16: 528319.044 CMAC_LOG_RNG_REQ_QUEUED

4

*Mar

7

01:43:16: 528319.046 CMAC_LOG_REGISTRATION_OK

 

*Mar

7

01:43:16: 528319.048 CMAC_LOG_STATE_CHANGE

establish_privacy_state

*Mar

7

01:43:16: 528319.052 CMAC_LOG_STATE_CHANGE

maintenance_state

If the DHCP server could not be reached, the error would look like this in the MAC log:

497959.800

CMAC_LOG_STATE_CHANGE

dhcp_state

497969.864

CMAC_LOG_RNG_REQ_TRANSMITTED

 

497969.866

CMAC_LOG_RNG_RSP_MSG_RCVD

 

497979.936

CMAC_LOG_RNG_REQ_TRANSMITTED

 

497979.938

CMAC_LOG_RNG_RSP_MSG_RCVD

 

497989.802

CMAC_LOG_WATCHDOG_TIMER

 

497989.804

CMAC_LOG_RESET_DHCP_WATCHDOG_EXPIRED

 

497989.804

CMAC_LOG_STATE_CHANGE

reset_interface_state

497989.806

CMAC_LOG_DHCP_PROCESS_KILLED

 

Sample Display 2

MAC error log information is displayed in the following example, which is also reported via SNMP:

uBR904# show controller cable-modem 0 mac errors

62856.934 R02.0 No Ranging Response received. T3 time-out. 62857.436 R02.0 No Ranging Response received. T3 time-out. 62859.450 R02.0 No Ranging Response received. T3 time-out. 62860.962 R02.0 No Ranging Response received. T3 time-out. 62908.796 D05.0 TFTP Request sent. No Response/No Server.

62949.080 D05.0 TFTP Request sent. No Response/No Server.

62989.368 D05.0 TFTP Request sent. No Response/No Server.

63029.650 D05.0 TFTP Request sent. No Response/No Server.

63069.932 D05.0 TFTP Request sent. No Response/No Server.

If the DHCP server could not be reached, the error would look like this in the MAC error display:

uBR904# show controller cable-modem 0 mac errors

497989.804 D01.0 Discover sent no Offer received.

498024.046 D01.0 Discover sent no Offer received.

498058.284 D01.0 Discover sent no Offer received.

No available DHCP Server. No available DHCP Server. No available DHCP Server.

28Release 11.3(4)NA

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Cisco Systems UBR904 manual Cmaclogwatchdogtimer, Cmaclogresetdhcpwatchdogexpired, Cmaclogdhcpprocesskilled

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.