IP feelings and experiences 23

1. How to configure STP

   A build topology of this experiment

   Two analog switch core switching s5700, s3700 two access switches analog switch, arranged on the core eth-trunk    

   

    

    

2.  

   Second, turn on all the switches function stp

   Open stp

   [S1]stp enable 

   [S2]stp enable 

   [S3]stp enable 

   [S4]stp enable 

   The stp mode

   [S1] stp fashion stp 

   [S2] stp fashion stp 

   [S3] stp stp fashion 

   [S4] stp stp fashion 

   

   
3.  

   Third, view the information stp

   View stp on each switch port information and information

   

   
4.  

   Fourth, the main root bridge configuration SW1, SW2 as the root bridge

   [S1]stp root primary 

   [S2]stp root secondary 

   

   
5.  

   Fifth, modify the bridge priority

   Bridge priority values ​​are higher priority

   [S1]undo stp root 

   [S1]stp priority 8192

   [S2]undo stp root 

   [S2]stp priority 4096 

   

   
   END