Aaron's Worthless Words

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Junos - Logical Tunnel Interfaces with Virtual Routers

There are a few ways to leak routes in and out of virtual routers in Junos. On the list is a cool feature called the logical tunnel interface. So, what am I talking about? One way to separate traffic on a router is to use virtual routers (VRs) so that

Some Exercises with IPv6 ACLs

ACLs in IPv6 aren’t that different from what you’re used to dealing with in the IPv4 world. You create a list of denies and permits for use with some other structure like filtering, PBR, and all sorts of other stuff. Let’s take a look at building an

Stubby Post - What's an IDB?

I posed the philosophical question on Twitter the other day asking if single trunk links should be in an EtherChannel bundle just in case you need to expand later. I didn’t really expect an answer, but the ever-verbose @WannabeCCIE pointed out (in not so many words) that you should

ONT Notes - AutoQoS

* AutoQoS benefits * Automates QoS for most deployments * Protects business-critical apps to maximize availability * Simplifies QoS deployments * Reduces configuration errors * Cheaper, faster, and simpler deployments * Follows DiffServ * Allows complete control over QoS configs * Allows modification of auto-generated configs * AutoQoS phases of evolution * AutoQoS VOIP – Early version that configures the basics without

ONT Notes - Pre-classify and End-to-end QoS

* VPNs (Didn’t ISCW cover this?) * Provide * Confidentiality * Integrity * Authentication * Types * Remote-access * Client-initiated * NAS-initiated * Site-to-site * LAN-to-LAN * Extranet * L3 Tunneling protocols * GRE * IPSec * Pre-classify allows traffic to be classified before being sent across a tunnel or crypto-ed. * qos pre-classify * Provide