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Description
TMF2AUX overview
TMF2AUX System Auxiliary Communication Board
Applied to Huawei OSN 9800 M12, it locks the reference clock source and provides clock signals and frame signals to the system
TMF2AUX board supports 1+1 hot backup scheme, two AUXs serve as mutual backups
TMF2AUX board supports Physical Clocks
The TMF2AUX board is a system auxiliary communication board with the clock function. It implements clock and time synchronization for the entire NE, and can provide system clock signals and frame header signals for each service board. The clock signals comply with ITU-T G.813 and ITU-T G.823.
Functions and Features of the TMF2AUX Board (System Control and Communication Unit)
Item |
TMF2AUX |
---|---|
Basic function |
|
Master-Slave subrack | Supports subrack cascading. |
DCC | Supports interconnection and communication between NEs through IP over DCC, or HWECC. |
Backup mode | Supports 1+1 hot backup. When the active board is faulty, services are automatically switched to the standby board. |
Functions and Features of the TMF2AUX Board (Clock Unit)
Item |
TMF2AUX |
---|---|
Basic function |
|
Physical clock | Supported |
IEEE 1588v2 | Supported |
ITU-T G.8275.1 | Supported |
ITU-T G.8273.2 | Supported |
High-precision clock synchronization | Supported
NOTE:
|
Backup mode | Supports 1+1 hot backup. |
Functions and Features of the TMF2AUX Board (Interface Unit)
Item |
TMF2AUX |
---|---|
Interface |
|
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