There's a number of options in your router for IP management that you may need, but is DHCP or a Static IP the right choice ...

I'm currently using a WRT54G router with Tomato firmware and I have a simple residential dynamic ip address cable modem. The cable modem is in "bridged" mode and the router is set to use DHCP to get ...

It's time to get specific about your addresses.

Tired of being the only wireless network in your apartment building without a clever name like “Wu-tang LAN” or “Bill Wi the Science Fi”? Or maybe you want to make your network password more secure so ...

Your Linksys router uses a dynamic external IP address leased from your ISP. This dynamic address changes based on the time limits of the lease. If your ISP permits, you can prevent the external IP ...

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 ...

If you receive such an Ethernet or Wireless Network Connection doesn’t have a valid IP configuration error message then this post may be able to help you. Go ...

Previous articles (Part one, Part two) in this series on implementing VPN gateways using Cisco routers discussed the IPsec protocol and basic IPsec VPN connection models. Now we'll learn how to ...