Network security relies heavily on passwords. Cisco routers use passwords to ensure that only "trusted" users can perform certain services. In this Daily Drill Down, Todd Lammle takes you on a journey ...

MGCP fallback will allow the router to immediately revert to local call processing when there is a WAN outage, but all active PSTN calls will be dropped immediately at the branch router. H.323 ...

Use the Cisco IOS archive command to archive your router’s configuration Your email has been sent David Davis introduces the Archive command in Cisco, which you can configure to log all commands on ...

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 ...