I am hoping that you are able to help me. To connect a cisco router to another cisco router I belief I will need module interface serial for both cisco router (cisco 2811) if this is true ????? my question is when two o more cisco router a far away from each other eg. 1,000 feet (one building to another building) I need to get a 1,100 feet serial cable to connect one router to another router?.
Thank you for your help and videos?
I am studying for CCNA.