Rolling Stack Upgrade (RSU) with 3750X (IOS 15.0.1-SE3)
I think this behavior is expected. There would be a minimun downtime when using RSU. This has been designed to have the minimum of network disruption as possible but that network disruption will be always shown.
"hosts with connectivity (either wireless or wired) to two different switches in the same stack would experience minimal traffic loss when switching from one uplink path to the redundant one while the rolling upgrade is being performed."
This document gives several answers on frequently asked questions for PFRv3 channel state behavior.
Q1: What are all the channel operational states from a BR (border role) perspective and what are the rules/conditions to be in each st...
The need was to reach an host inside a LAN through a VPN connection managed by the LAN gateway (Cisco 1921).
The LAN gateway performs NAT and there was a dedicate nat rule for the host i wanted to reach through VPN.
I couldn't connect to the hos...
We have 3 identical switches configured by someone else and would like to claim some of the Gigabit ports(G1/G2/G3/G4) for use on servers. When we try to change the wiring and configuration, we run in to connectivity issues. Attached is a des...