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vstp

vstp

Syntax


                        
                           vstp {
                                                bpdu-block-on-edge;
                           
                                                disable;
                           
                                                force-version stp;
                           
                           
                              
                                                          vlan (vlan-id | vlan-name)
                                    {
                                 
                                                          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.