Author Archives: Jon Langemak

In our last post we talked about the less used method of deploying CsC where we ran OSPF and LDP inside the CSC-PE routing-instance. Note: I can’t help myself apparently… Read more »

I know we haven’t gotten to the point of actually discussing inter-as option B or option C but we did cover all of the mechanics required for them to work… Read more »

One of the items that often trips folks up with MPLS is the concept of label switched paths or LSPs. We’ve talked about them extensively before in many of the… Read more »

In my last post I showed you how you can use plain old BGP to distribute labels and create LSPs. While sort of interesting to see – it wasn’t super… Read more »

We’ve talked in previous posts on how we can use LDP and RSVP as label distribution protocols. Without LDP and RSVP – we wouldn’t be able to easily create LSPs… Read more »

When we talk about VPNv4 prefixes – Route Distinguishers (RDs) play an incredibly important role in ensuring multipath routing. We talked about this a little bit in our last post,… Read more »