L2VPN: THE LABEL BASE AND OFFSET, EXPLAINED!
Pseudowires are easy on the surface – but dig a bit deeper, and there’s some interesting complexity. Click here to learn the details about BGP-signalled L2VPNs!
Read more
Author: Chris
MAXIMISE YOUR JUNOS NETWORK WITH MPLS, PART 3: CONTAINER LSPs
Container LSPs let us automatically create MPLS LSPs when we need them, and tear them down when we don’t. We can automate load-balancing, and keep the state in our network to a minimum. It’s really nice! Click here to read all about them, in the third and final part of this series on MPLS bandwidth, and automating our network to get the most out of it.
Read more
MAXIMISE YOUR JUNOS NETWORK WITH MPLS, PART 2: AUTO-BANDWIDTH
Setting RSVP bandwidth reservations automatically is very prone to error. Luckily, there’s a better way: we can automate the whole thing using the Junos auto-bandwidth command. Let’s take a look at some cool new Juniper config!
Read more
MAXIMISE YOUR JUNOS NETWORK WITH MPLS, PART 1: RSVP BANDWIDTH & PRIORITIES
RSVP lets us create LSPs that reserve bandwidth in advance. And that’s exactly what this three-part blog post series is all about! In this first post we’re going to learn how we combine bandwidth and priorities to get the most out of the bandwidth in our network. Click here for good times!
Read more
JUNOS: MPLS SELF-PING, ON JUNIPER ROUTERS
If you’re an ISP running Juniper, it’s essential that you allow MPLS Self-Ping. If you don’t… weird things happen. Click to find out more!
Read more
BFD ON JUNOS! BIDIRECTIONAL FORWARDING DETECTION – JUNIPER-CONFIG, MULTI-VENDOR EXPLANATION!
BFD is a protocol that gives all your other protocols sub-second failure detection times. Very useful! This blog post uses Junos config, but the explanation is multi-vendor. Give it a read!
Read more
JUNIPER JNCIP-SP: USING INDEPENDENT-DOMAIN TO TUNNEL CUSTOMER BGP VPN PREFIXES
The independent-domain command is a little-known but big-useful command. Let’s see how we can use it in Junos to tunnel localpref info from one VPN customer site to another!
Read more
REDISTRIBUTING YOUR ENTIRE IS-IS NETWORK BY MISTAKE: BEWARE THIS DEFAULT BEHAVIOUR!
If you leave IS-IS to its default config, you could cause something big to impact your network! And chances are, even if you think you know what that impact is, you might not have worked out the whole story. Click here to read the lesson I learned in my lab!
Read more
JUNOS FOR CISCO IOS ENGINEERS: SAVING YOUR CONFIG – WITH POWER!
In Part 3 of this, we see how Junos takes saving configurations to the next level, and gives us HUGE power. Checking our work, rolling back to older configs, automatically rolling back to fix problem – we can do so much with Junos. Let’s find out how!
Read more
ROUTE DISTINGUISHERS vs ROUTE TARGETS: WHAT’S THE DIFFERENCE? (JUNOS FOR CISCO IOS ENGINEERS)
In this post we use both Cisco IOS and Juniper Junos config to see the difference between route-distinguishers and route-targets in MPLS VPNs. Why do we need both of them? Click here to find out!
Read more