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vstp

vstp

Syntax



vstp {

bpdu-block-on-edge;
 
disable;

force-version stp;



vlan vlan-id {
 
bridge-priority priority;
 
forward-delay seconds;
 
hello-time seconds;


 
interface (all
| interface-name) {


 
bpdu-timeout-action {
 
block;
 
alarm;
}


 
cost  cost;
 
disable;
 
edge;
 
mode mode;
 
no-root-port;
 
priority priority;
}


 
max-age seconds;


 
traceoptions {
file filename <files number > <size size> <no-stamp
| world-readable | no-world-readable>;
flag flag;
}


}


}

Hierarchy Level



[edit protocols]

Release Information

Statement introduced in JUNOS Release 9.4 for EX-series switches.

Description

Configure VLAN Spanning Tree Protocol (VSTP). VSTP is used to prevent loops in Layer 2 networks on a per-VLAN basis.

The remaining statements are explained separately.

Required Privilege Level

routing—To view this statement in the configuration.
routing-control—To add this statement to the configuration.