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We have a stack of 4 SG-500 switches.
Since a couple of months some ports of the stack are going up and down randomly. Mostly the ports S3 and S4 of the member 1 (master).
Usually this flapping doesn't cause any impact in the production environme...
Hi,As far as I know when using VTP v2 you just have to enable pruning in anyone of the domain's VTP servers in order to activate it too in the other VTP servers and clients. I'm deploying VTP v3 in my network but enabling pruning in one of the VTP se...
Hi there,I know this thread is quiet old but I has the same situation some days ago. I found a workaround to the problem opening the pkg file (using 7zip) and removing some modules I did not need for my environment (gina, hostscan, etc). Once the pkg...
Hi,I'm not a big expert on this bussines but here you are my opinion:I think, nowdays, Cisco has started recommending, as a best practice, to implement L3 features in the access layer (avoiding STP for HA purposes as long as it's slower than using th...
Hi,yes, if you enabled pruning before (for VTP v1 or v2 you only have to do it in the server side) that state is kept when you migrate to VTPv3. Maybe, using VTPv2 (if possible) during the initial deployment of switches in a new and large site is a w...
Hi,here you are:http://www.cisco.com/en/US/docs/switches/lan/catalyst3750x_3560x/software/release/12.2_55_se/configuration/guide/swvtp.html#wp1072526"With VTP versions 1 and 2, when you enable pruning on the VTP server, it is enabled for the entire V...
I answer to myself. I found the answer reading Catalyst 3750 configuration guide 12.2(52)SE.In VTP version 3 you have to enable pruning manually in every switch of the domain.Enabling pruning only in a VTP server doesn't activate this feature automat...
