spanning-tree vlan fwd-time/hello-time/max-age/priority
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OmniAccess 5740 Unified Services Gateway CLI Command Reference Guide
SPANNING-TREE VLAN FWD-TIME/HELLO-TIME/MAX-AGE/PRIORITY
spanning-tree enable [vlan <1-4094>] {forward-time <4-30>
|hello-time <1- 10>|max-age <6-40>|priority <0-65535>}
DESCRIPTION
This command is entered in the Configuration Mode to configure a PVST+
Forward-time/Hello-time/Maximum-age/Bridge priority.
Note: If you do not enter a VLAN- ID, by default, it is taken as VLAN-1.
The following formula has to be satisfied when configuring the forward-time,
hello-time, and max-age:
((forward-time - 1) * 2) >= max-age &
& max-age >= ((hello-time + 1) * 2).
PARAMETERS
DEFAULT VALUE
The default for each of the parameter is given below:
• Forward time: 15 seconds
• Hello-time: 2 seconds
• Max-age: 20 seconds
• Priority: 32768
EXAMPLE
The following examples configures the PVST+ Forward-time to 30, Hello-time to
10, and Maximum-age to 40:
ALU(config)# spanning-tree enable vlan 100 forward-time 30
ALU(config)# spanning-tree enable vlan 100 hello-time 10
ALU(config)# spanning-tree enable vlan 100 max-age 40
ALU(config)# spanning-tree enable vlan 100 priority 100
Parameter Description
4-30 Forward delay time.
1- 10 The PVST+ hello-time.
6-40 The PVST+ maximum aging time.
0-65535 The PVST+ bridge priority.
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