Re: [c-nsp] VTP problem between remote PoP

2013-11-12 Thread Andrey Teslenko
. On 31/10/2013, at 7:30 PM, Andrey Teslenko teslenko.and...@gmail.com wrote: Hello, We observed problem with VTP. VTP updates does not advertise between two switches in the same vtp domain It seems to me that happened because the distance between switches

[c-nsp] VTP problem between remote PoP

2013-10-31 Thread Andrey Teslenko
Hello, We observed problem with VTP. VTP updates does not advertise between two switches in the same vtp domain It seems to me that happened because the distance between switches is too long, approximately 40km Who ever observed the same problem? Could distance affect on convergance of

Re: [c-nsp] MSTP issue. Isolation of core switch

2013-01-11 Thread Andrey Teslenko
Добрый день, SW-Core is a CISCO 4900M switch Ensure identical MST configuration with name and revsion (textual identical on all switches helps a lot) We have not this parameter in configuration because we use only one MSTI Does it that strongly recommended to enable this options? We will

Re: [c-nsp] MSTP issue. Isolation of core switch

2013-01-10 Thread Andrey Teslenko
not hear its BPDU’s. The upstream switch then blocks the downstream port and marks it as STP dispute link BUT Why sw-CORE ceases to receive BPDU from ALL neighbors? - a mystery. 2013/1/9 c...@marenda.net On Wed, Jan 09, 2013 at 06:41:34PM +0200, Andrey Teslenko wrote: Hello! We have a large L2