First of all, it appears that all modems on slot4 are marked as bad. Try to reload the router, if this does not help you may try to reseat the module.
For troubleshooting purposes you can try to swap the modules in slot 3&4. If the error goes with the module it's obvious. If it stays on slot4 you are likely to have a hardware error on the main board.
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...