Re: STP blocking port location in square topology (with attachme
pascal, you didnt have to create a new thread to post the attachment. You could have done it on the original one.
Let me re-post what I wrote on the original thread, but I would suggest you abandon this one or it will confuse everyone..
In a square looped topology -- meaning, L2 connection exist for each side of the square, one of the inter switch links will have to be blocked to prevent a loop.
Now, as BJ rightly pointed out, the bridge with th elowest bridge ID will be elected as the root bridge for that VLAN, assuming you are running the ubiquitous pvst+. You can also rig that election and force any switch to be the root bridge, if you wanted.
Now, once the root bridge for a particular vlan is (s)elected, the root bridge will designate all the ports that face the other switches as designated ports, which SEND BPDUs to the root ports of the other switches. Root ports RECEIVE BPDUs.
We are pleased to announce availability of Beta software for 16.6.3.
16.6.3 will be the second rebuild on the 16.6 release train targeted
towards Catalyst 9500/9400/9300/3850/3650 switching platforms. We are
looking for early feedback from customers befor...
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