Category Archives: Router Configuration

GNS3 WorkBench v8.7 is ready for download

It has taken a while, but I’ve finally got all the files for GNS3 WorkBench v8.7 uploaded to sourceforge. And the Windows version (and OS X version) is better than ever. You can now enjoy all the exercises and labs … Continue reading

Posted in Cisco, dynamips, GNS3, GNS3 WorkBench, Labs, Router Configuration | Tagged , , , , , , , , | 11 Comments

NEVER use the “no exec-timeout” command!

When configuring a cisco router or switch, you may have been told that you can stop your console or telnet sessions from timing out by using the following configuration: line con 0 !(or line vty 0 4) no exec-timeout !DON’T … Continue reading

Posted in CCNA, Cisco, Labs, Router Configuration | 8 Comments

Understanding the “network” statement in IGP configuration on Cisco routers

The “network” statement used on Cisco routers for IGP (RIP, OSPF & EIGRP) configuration is one of the most mis-understood configuration items of a router config.  I tell people that: The “network” statement describes a list of interfaces. It tells … Continue reading

Posted in Cisco, EIGRP, OSPF, RIP, RIP, Router Configuration, Routing | 1 Comment