Hi everybody, I have a networking lab I am working on for school. In this lab I have 3 routers. Router 1, 2 and 3.Router 1 has 1 pc, router 2 connects by serial between 1 and 3.and router 3 has 2 pc's coming of it. Our teacher told us that we can use...

Hello Guys, Having trouble routing fast ethernet interfaces between Cisco 2811 and Cisco 1841 routers? I think I checked everything, but may have missed something. This is my lab I'm doing for my class. Please help. Let me know what you need to see.T...

Just created a network in packet tracer and have no trouble pinging, I did the same thing in my lab and I cannot ping. The router was erased. What else could it be?