Hi,I want to connect VPN between my two offices. It was working fine but after some power failure we had to restart the router but then the router is working but VPN is not connecting. i have the following scenario between my two offices:The VPN tunn...

i have 2821-vsec-ccme/k9 routers in 4 offices. i need to have a video conferencing also. how can i achieve this, do i have to buy extra hardware or i can just do this through commands.Kind regardsZeeshan

HiCan anyone tell me the difference between NM and HWIC. I want to use almost 8 internet connections on 2821. All connections are on Ethernet. Which card should i take HWIC-4ESW or NM-16ESW ?