VLAN questions. I have a fast ethernet with vlans 1, 10, 20, and 30 configured on four sub intervaces. Each switch has an IP within VLAN 1. Everything was reachable via ping. Then, I placed 12 interfaces on one swith into VLAN 10, and lost connectivi...

Hello! I have just configured three cisco routers with OSPF areas 0 and 1. One router in area 0 also has a RIP link to a soho router for WAN access. I have interconnectivity between all three routers through OSPF. I can also reach the soho through th...

Hi guys, sorry to spam up the boards with the same basic CCNA level stuff, but I have a couple of questions about ios differences, limitations, and references. I have the following three switches. One appears to be considerably dated in regard to sof...

Hi, I am having some difficulty understanding a setback I'm experiencing with RIP version 2 advertising and a loopback design.I have 3 routers, each connected through ethernet and serial, and each with a loopback interface using a /29 mask and the ip...