Aaron's Worthless Words

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routing

CCIE R&S Written - Epic Fail (Again)

Yes, I failed. I think it’s pretty typical when you’re at Cisco Live, you stay out drinking and smoking cigars until 01:00, then you sit the exam at 08:00 the next morning. Considering the situation I put myself in, I wasn’t very optimistic about passing,

Junos Basics - Routing Instances

Here’s one that I use every day at work. We have multiple customers coming into the same router, and, as luck would have it, they all use 192.168.1.0/24 (OK…not really but it might happen). That means we have to separate them into their own

CCIE R&S Written - Epic WIN!

The wife and I had a romantic day driving several hours to a small town to take Cisco exams. If this doesn’t get me some action, I don’t know what else to try. I’ve already used the phrases “skin of my teeth” and “a pass is a

CCIE R&S Written Materials

I’m scheduled to take the CCIE R&S Written exam on 10 July at Cisco Live, and I’ve been asked by a handful of people on Twitter exactly what materials I’m using. I figured it would be a good idea to let everyone know so that

Tagging External Routes in EIGRP

EIGRP allows you to tag external routes. That is, any route redistributed into EIGRP can be tagged with a numeric descriptor from 0 to 4294967295. These tags are carried throughout the EIGRP AS, so, with some planning and documentation, you can look at any route on any router and get

SLA Monitoring on the PIX/ASA

We're working on an data center design for a customer, and they've dropped in two ISP links – each with it's own managed router and public IP space off one of the Ethernet interfaces. The idea is that they want to use the Internet links

ROUTE Notes - Branch Office Routing

Corrigeme, por favor. Study Notes * What do IPSec tunnels give you when a branch office is on a broadband connection? Privacy through encryption Authentication of the remote peer through ISAKMP Delivery of private data over the public Internet * What do you need to configure to get your branch router talking