Cisco recommends using AES-CBC for encryption and SHA1 for authentication to protect against performance risks to some of its Catalyst and ASR gear. To reduce the risk of service problems, Cisco is ...

OSPF is a popular interior gateway protocol, frequently encountered by network engineers. Here's how to get it up and running in a network. Open shortest path first, or OSPF, is a routing protocol ...

Even Jeff Doyle tells me that I should do a little blogging with OSPF. What’s a networker to do with that kind of backing? And a few others expressed some interest as well – in understanding LSAs ...

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 ...

Equal-cost multi-path allows a router to insert more than one path to a destination in the routing table to enable load balancing. Here's how ECMP works and how to configure it in OSPF. Equal-cost ...