VS-2400S 24 Ports VDSL2 Managed IP DSLAM with POTS splitter USER
’S MANUAL Ver.A3
162
Parameter
Description
Priority
You can change priority value, A value used to identify the root bridge. The
bridge with lowest value has the highest priority and is selected as the root.
Value range <0-61440>, the value must be in steps of 4096. Default value is
32768.
Max Age
You can change Max Age value. The maximum age of received protocol
information before it is discarded. Value range <6-40>. Default value is 20.
Hello Time
You can change Hello time value. The time interval between the transmission
of
Configuration BPDUs by a Bridge that is attempting to become the Root or is
the Root. Value range <1-10>. Default value is 2.
Forward Delay
time
You can change forward delay time. The time spent by a Port in the Listening
State and the Learning State before moving to the Learning or Forwarding
State, respectively. It is also the value used for the ageing time of dynamic
entries in the Filtering Database, while received BPDU indicate a topology
change. Value range <4-30>. Default value is 15.
Note:
The above parameters must enforce the following relationships:
2*(hello-time + 1) <= maximum-age <= 2*(forward-delay - 1)
