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. WIKIMERIONET
Merion Mertics , ,

CRM

3

. 1 STP (Spanning Tree Protocol).

  STP

. 1 STP

STP . STP , stp enable , STP.

# S1 STP. stp {mstp | rstp | stp}, MSTP, RSTP STP. MSTP.

<Quidway> system-view
[Quidway] sysname S1
[S1] stp mode stp

# S2 STP.

<Quidway> system-view
[Quidway] sysname S2
[S2] stp mode stp

# S3 STP.

<Quidway> system-view
[Quidway] sysname S3
[S3] stp mode stp

# S4 STP.

<Quidway> system-view
[Quidway] sysname S4
[S4] stp mode stp

STP , . . 1 : S1 S2 , , S3 S4, . S1, , S1 . stp priority priority ; 0 61440 4096. -32 768. , , . stp root primary S1 . 0. stp priority priority.

[S1] stp root primary

S2 , S2 S1 . stp root secondary 4096 stp priority priority.

[S2] stp root secondary

STP . SPT, display stp [interface interface-type

interface-number] [brief]

S1 display stp brief STP.

display stp brief

, , S1 , GE0 / 0/2 GE0 / 0/1 S1 normal forwarding.

- STP S4.

display stp brief

GE0/0/2 S4 normal forwarding. GE0/0/1 .