OSPF neighbor problems can halt routing and disrupt entire networks, but most issues trace back to a handful of common causes. From mismatched hello timers to MTU misalignments, knowing what to check ...

I have two WAN routers, each connected to a separate ISP. I'm advertising 200.200.200.0/24 over BGP to both. My AS is 200200. Both of these WAN routers are connected to a switch fabric with my LAN ...

Well, at least one of you asked… and I did promise! Next we’ll move on to Type 5 (external) LSAs. (yeeha!) But if you didn’t yet vote for your top requests from Santa for this year, at least relative ...

See how to install, set up, and use Zebra to build a Linux system that can serve as an OSPF and BGP router. You’ve no doubt heard of routers from giants such as Cisco and Nortel, but what about Linux?