Yes, I think you can use the 2HWIC-8A's in 1841. I have tried finding a lot for any restriction for this module on 1841 router and couldnt fine any a such which made me belive that we can use this on 1841.
I'm working on a project that includes basic router configurations. I configurated everything including: line console 0, line vty 0 15 and secret passwords. There are 3 routers in the network and every LAN is going t...