0
votes
0answers
34 views

Do you need STP on ProCurve trunks?

We have 3 switches - a Core Switch, and 2 downstream switches. Each downstream switch has a 3 cable Trunk direct to the core switch. However - when we disconnected one cable in that trunk group ...
6
votes
2answers
2k views

HP to Cisco spanning tree root flapping

Per a recent question I recently configured both my HP (2x 2900) and Cisco (1x 3750) hardware to use MSTP for interoperability. I thought this was functional until I applied the change to the third ...
1
vote
0answers
220 views

MSTP unresponsive to topology change between HP 5412 zl and HP 5406 zl

As title says, having some trouble with MSTP configuration. I have an HP 5412 zl and an HP 5406 zl essentially connected with 2 cables between then , one link being primary (P) and second being ...
0
votes
1answer
164 views

2 HP Procurve 4000M trunked switches and Comcast SMC Gateway

We've got 2 HP Procurve 4000M switches joined by a trunk. Switch 1 is connected to a Cisco 2600 router which is connected to a T1. Internet traffic for hosts on switch 2 must pass through the trunk. ...
1
vote
1answer
2k views

Spanning tree problems in a shared HP ProCurve environment

we're sharing a server room with another company, including the network infrastructure. All the switches are HP ProCurve, in various models depending on port need and so on. We're using VLANs to ...