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
2answers
139 views

Ways to test CISCO REP

Linked to Good reference for Cisco Resilient Ethernet Protocol I am looking to demonstrate REP's effectiveness to non technical people, on an Industrial Network at a local university. I am a software ...
1
vote
1answer
194 views

Cisco BPDUGUARD and BDPUFILTER

What happen if I have both ENABLED spanning-tree BPDUFILTER and BPBDUGUARD on a specific port?
0
votes
2answers
235 views

Cisco switch sending out excessive STP packets

I have a Catalyst 2900 that's sending out an STP packet about once ever 1-2 seconds. Is that excessive?
1
vote
1answer
274 views

Want to make switch root for STP, command not available

I want to make a certain switch in the network root, but all I remember is the command "set spantree root vlan-id" Sadly, the "set" command is not available on this switch. How do I proceed? EDIT: I ...
1
vote
4answers
280 views

Will this cause STP to reconverge?

If I configure a second interface on the router to connect to the same network as the other, will it cause spanning-tree to reconverge when I plug it into the switch? E.g. existing interface is ...