A Beginners Guide to Junos Firewall Filters
Firewall filters in Junos let you do far more than just filter traffic. They’re really powerful! And, despite their length, you can create them very quickly and easily. Let me show you how!
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Author: Chris
How to Increase the CLI Character Limit in Junos
Networking devices like Junos will cut off your CLI input if you type too much. But did you know there’s an easy fix? Let me show you.
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Route Distinguishers: The Secret To Load Balancing In Multihomed MPLS VPNs
There’s three types of route distinguisher – and one of them unlocks some seriously useful advantages. If you don’t know how to use route distinguishers for load balancing inside an MPLS VPN, then this post is for you. Junos config, but vendor-neutral theory. Give it a read!
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Junos: IS-IS Study Notes, Part 5 – Troubleshooting (For JNCIS-SP and JNCIS-ENT Students)
It’s the fifth and final part of our lessons on IS-IS! You’re now ready to learn how to troubleshoot and verify everything you’ve done so far. You’re really close to the finish line, so don’t give up!
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You’re Probably Using The Term MPLS Wrong
Is this title clickbait? I don’t think so – because once upon a time, I did exactly the same thing, and it cost me a job! Well, don’t worry: I’m here to help you avoid making the same mistake. Click here to find out my wild story, and how you can bring some commendable precision to your conversations about networking.
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MPLS Segment Routing, Part 2: Junos Config!
It’s time to learn how to configure MPLS segment routing in Junos! In this second part of my ongoing series I show you how easy it is to use SR as a replacement for LDP. The config is easy, and you’ll be itching to do it by the time you read this post.
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MPLS Segment Routing, Part 1: The Theory (Beginner’s Guide)
Every year, more folks are talking abouts segment routing for MPLS. Want to know what the fuss is about? Start here! This post gives you the high-points of some of the most important parts of the theory. Node SIDs, Adjacency SIDs, traffic-engineered LSPs, shortest path LSPs, and more are covered here. Read it and level up!
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How To Read A Junos Class-Of-Service Configuration
Struggling to read Junos Class-of-Service config? This post is for you: it shows you where to start, what order to read each piece in, and what to look for. After this you’ll have no problem working out exactly what’s going on!
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A COMPLETE BEGINNER’S GUIDE TO SUBNETTING
If you’re a newcomer to networking, chances are you’re struggling to get your head around subnet masks. Well don’t worry: your goth uncle is here to explain how it all works. CCNA and JNCIA/JNCIS students, click here for some cool new knowledge!
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Junos: IS-IS Study Notes, Part 4 – Levels, Areas, The Attached Bit, and Default Routes
The fourth part in this intro to IS-IS series tackles areas, and how they’re different to levels. A lot of new students confuse them, and a lot of documentation gets it wrong too! This post clears everything up for you, and will make you super confident. You’ll also learn about IS-IS default routes, and route leaking from L2 to L1. Give it a click!
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