Profile Directory:Router Card Profile

Spanning Tree Protocol

3. Enter the appropriate data in the following fields.

SPANNING TREE GLOBAL SETUP MENU FIELDS

Bridge Hello Time

The Bridge Hello Time specifies the time interval between transmissions of Topology Change Notification BPDUs towards the Root when the Bridge is attempting to notify the Designated Bridge on the LAN to which its Root Port is attached of a topology change. The value can range from 1 to 10 seconds, with a default of 2 seconds.

Bridge Max Age

The Bridge Max Age value specifies the maximum age of received protocol information before it is discarded. The value can range from 6 to 40 seconds, with a default of 20 seconds.

Bridge Forward Delay

The Bridge Forward Delay is the time spent by a Port in the Listening or Learning States before transitioning to the Learning or Forwarding State, respectively. The value can range from 4 to 30 seconds, with a default of 15 seconds.

Bridge Priority

The Bridge Priority is the priority part of the bridge identifier. The value can range from 0 to 65535, with a default of 32768.

CMG Router - Release 2.7

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Carrier Access CMG Router user manual Bridge Hello Time, Bridge Max Age, Bridge Forward Delay, Bridge Priority