Why OSPF FA is only set on broadcast networks
A friend of mine asked me about the OSPF forwarding address. The question was why must the network type be […]
OSPF
OSPF
OSPF, Routing
Tiebreakers with routes from different OSPF processes
This post is inspired by a discussion at Twitter with Ivan Pepelnjak and Nicolas Michel. Nicolas asked what happens when
CCIE, OSPF
ASBR in NSSA – Choosing what IP to use as forwarding address
OSPF is one of the protocols where the details are very important. It has lots of bits and pieces to
CCIE, EIGRP, OSPF
Route redistribution – Route-maps and tagging
Earlier I have done some posts on route redistribution and on route filtering in different protocols. I wanted to expand
CCIE, OSPF
OSPF – Use of forwarding address
In OSPF and other routing protocols we have something called forwarding address. This can be used to route traffic in
CCIE, OSPF
Some interesting facts of OSPF
OK so clearly I haven’t been updating a lot lately due to my very busy situation. I’m sorry for that
CCIE, OSPF
OSPF: Anatomy of a routing protocol
To become a CCIE you need detailed knowledge of OSPF. Most candidates will have read the TCP/IP Volumes by Doyle
CCIE, OSPF
OSPF magic – Make interarea routes become intraarea
This is a follow up post to my last OSPF post about repairing area 0. In the comments section Ray
CCIE, OSPF
Repairing a discontigous area 0 in OSPF
First start by looking at the diagram above. This is a scenario I ran into while doing my mock lab.
CCIE, OSPF
How well do you really know OSPF?
OSPF is by far the most complicated IGP on the RS lab if we go in to the details of