If you're running a small business with more than one computer, routers are usually a necessity. Routers provide small businesses with added security, a link between computer systems and extra ...

With a simulator, there are always missing commands and programming errors, and it can never really be as complete as the real IOS. However, because an emulator runs the IOS, you get every feature ...

I am doing a review of the configuration of all our Cisco equipment after taking over from my predecessor. I noticed in one of the routers has a loopback interface on it but I can’t account for the ...

Cisco routers, often used in enterprise networks, distribute network traffic across the network via several protocols. The Transmission Control Protocol, or TCP, connection is one protocol type ...

Cisco has alternate TUI interfaces that can be loaded to emulate alternative voicemail solutions. This is very useful if Cisco Unity is being used to replace an existing voicemail solution. Cisco ...

Enter configuration commands, one per line. End with CNTL/Z. RSDSwitch1(config)#interface GigabitEthernet1/0/1 RSDSwitch1(config-if)#ip address 192.168.10.253 255.255.255.0 % Invalid input detected at ...