i just got two 2500 series routers with 1 ethernet and 2 serial interfaces i cant get them talk together.I've tried (ip address,no shut,clock rate)configuration the serial stays up the protocol goes down after 10 sec.However when i put" no keepalive"...
My problem is that when i make a back to back connection with 2 2500 series routers the protocol went down after 10 secondes;however when i put no keepalive the link protocol stay up,but no input packets. I use cisco dce dte cable ,at the dce side i ...