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Avoid STP block port

plavielle
Level 1
Level 1

Hi.

Can someone tell me how i can configure port, to not be "blocked" by STP.

I know my infrastructure, in any case I know what are the links between each switch, so i want to be sure that STP protocol can just block/desactivate port on equipment that make loop.

Thanks

3 Replies 3

if the SW is root then all port is FWD and not BLK 
if the SW not root and you want to be sure that this port is always FWD then config it priority and path-cost is low.

only this make port is FWD if this port is connect two SW.

i'm going to test.

And yes, the goal was to really block port on that someone else than me (it manager) connect an equipment.

 

Just another thing, to eliminate all that are not nescessary on switch config, i have de-activated :

- green ethernet, smart port, voice vlan, lldp, cdp, gvrp.

Some other things to de-activate on basic configuration ???

 

 

Thanks (sorry but i click on accept solution after my test)

depend on what other will connect, if they connect SW then you need to be sure that your Root is protect from new elect root SW.
but if other connect host but by mistake connect SW then you can config  bpd guard in port (port that you know it only for host not for SW).