Vtp

Stubby Post - Null VTP Domain Scare

2011-01-05 ·2 min read

Remember a few weeks back when I had a bad day? I was actually at HQ that day to do some work for a project, but that got put off due to the extenuating circumstances. When we finally got back around …

cisco domain dtp mode null vtp

Lessons Learned from a Bad Day

2010-11-11 ·7 min read

I had a really, really bad day this past Tuesday. I mean, a really bad day. I guess I should have seen it coming since the last #stabbytuesday was uneventful. Here’s what said cosmos had in for …

bad day moral outage story switch vtp

Stubby Post - VTP Clients Send Updates

2010-05-18 ·1 min read

VTP clients send VLAN updates. Did you know that? I had a VTP server and client in the same VTP domain, and, when I cabled up the trunk, the client overwrote the VLAN database on the server. The moral …

642-812 642-813 cisco client domain server switch vtp

VTP and You

2008-04-16 ·3 min read

VLAN Trunk Protocol (VTP) is a little gem on Cisco switches that allows you configure VLANs in one place and have them appear on all of your switches. This is great for large enterprises with 8457839 …

lan switching vlan vtp