Continued from Part 1… RSVP-TE Hello Protocol (Hello, It’s ME..) So we discussed earlier that how RSVP is a soft-state protocol and needs periodic refresh messages (PATH and RESV) to maintain the session state. Now lets say If a Node goes down for whatever reason, we have to wait until the refresh messages are timed […]
A while back, I wrote few articles on MPLS-TE primarily focused from a design perspective but I didn’t really covered much from a protocol perspective. http://packetpushers.net/mpls-te-design-part-1/ http://packetpushers.net/mpls-te-design-part-2/ http://packetpushers.net/mpls-te-design-part-3/ So it’s time to fix that and we will try to take a deeper look into the RSVP-TE from a protocol perspective and my assumption here is that […]
In this blog, I will briefly touch at the various Label Distribution and Assignment Modes. While writing a blog on another topic, I wanted to include details about various label distribution and assignment modes and I realized that this is such a fundamental topic, it deserved its own post. Terms: Upstream: It is the direction […]
So In this blog, I wanted to share two things. Number One, A high level overview of how I approached about creating a PCE prototype, but more importantly the motivation behind it and the things I learned during the process. So almost, a little bit over an year ago, when I wasn’t working for a […]
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