Learn Juniper and Cisco networking – with jokes!
Subscriber Management is a real dark art. Not many folks know it. And yet, it’s essential for ISPs offering xDSL and fibre connectivity. This Juniper course taught me a lot about it. Click to find out more!
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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!
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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!
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In Part 2 of this series we look at how you make configuration changes in Junos – and how you can very easily scrap your changes without doing any damage o your network. Very clean!
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This post assumes ZERO Python knowledge on your part! You don’t even need Junos knowledge: I’ll do my best to make this useful for folks of ALL skill levels. If you’ve ever wanted to learn Python, but never knew where to start… read on!
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Today we’re looking at what advantages IGMPv3 brings to the table! Give this a read to see packet captures and full config for the whole topology.
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If you’re thinking about taking Juniper’s excellent Professional Enterprise exam, give this post a read – I’ve hooked you up with a ton of useful links to help you to succeed!
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IGMP is a really simple protocol – but if you want to be an expert, you’ll want to know what’s happening at a packet level. That’s why in this post we have lots of fun with packet captures. If you’re studying for JNCIP or even JNCIE, you won’t want to miss this post!
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This is the first in my new series of posts about multicast! In later posts we’ll focus on Junos configuration. But first, let’s get nice and comfortable with the theory. Click here to learn all about it!
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Hey there: this is part 3 in my series on hub-and-spoke MPLS VPNs! In this post we see the dangers of commands like as-override and independent-domain – and then, we see how to fix the problems they cause. Strap in!
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