Qtech QSW-2910-09T-POE-AC/DC [122/212] Configure timer value of mstp

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8.4.2 Configure timer value of MSTP

MSTP timer value includes: forward delay, hello time, max age and max hops.

Configure it in global configuration mode

 Configure forward delay

spanning-tree mst forward-time forward-time

 Configure hello time

spanning-tree mst hello-time hello-time

 Configure max age

spanning-tree mst max-age max-age

 Configure max hops

spanning-tree mst max-hops max-hops

Example:

!Configure max hops to be 10

QTECH(config)#spanning-tree mst max-hops 10

8.4.3 Configure MSTP configuration mark

MSTP configuration mark includes: MSTP configuration name, MSTP modify level and the

relations of MSTP example and vlan. MSTP will treat interconnected net bridge with the same

configuration mark as a virtual net bridge.

Configure it in global configuration mode:

 Configure MSTP configuration mark name

spanning-tree mst name name

 Configure MSTP configuration mark modify level

spanning-tree mst revision revision-level

 Configure mapping relation of MSTP example and VLAN of MSTP configuration mark

spanning-tree mst instance instance-num vlan vlan-list

Example:

!Configure MSTP configuration mark name to be test

QTECH(config)#spanning-tree mst name test

!Configure MSTP configuration mark modify level to be 10

QTECH(config)#spanning-tree mst revision 10

!Configure VLAN2~7 mapping to spaning tree example 5

QTECH(config)#spanning-tree mst instance 5 vlan 2-7