If you work for a Cisco partner you have access to some perks like the PEC (Partner Education Central). What not many people know is that you also have access to labs via the PEC, if you are studying for
INE Vol3 on Dynamips
I use mostly rack rentals when doing labs but INE has a bootcamp right now so they are fully booked for 2 weeks ahead. I decied to run some Vol3 labs on Dynamips and it turned out to work fine.
Some comments after doing Vol3 lab 7
Just did this lab earlier today and wanted to post some stuff that might help people. I’ve posted earlier on how to quickly find out IP-addresses and masks with different commands. I played around a little more today and this
OSPF adjacency over non common subnet
Found out an interesting thing while doing a Vol3 lab. We all know that EIGRP will not form an adjacency over a non common subnet unless special circumstances. What about OSPF? I had a lab task where I need to
Redistribution lab in GNS3/Dynamips
At first I had some trouble understanding route redistribution. I’ve tried getting better at it and now I have a solid understanding of it. Darren did some labs on his blog and I decided to give it a go as
Useful commands for CCIE lab exam
Was chatting with Darren at Darren’s CCIE mission yesterday. We started to discuss some of the commands we frequently used to check IP addresses etc. He thought I should do a post on it and here it is. This first
Filtering routes in EIGRP
EIGRP is often called a hybrid because it has some similar features to link state protocols and also has distance vector features but the truth is that it is a distance vector protocol. Even though it is distance vector it
EIGRP on secondary interfaces – quiz
When we configure EIGRP on interfaces that are not on the same subnet we will get a message from EIGRP telling us this. What happens if we configure EIGRP on secondary interfaces? Try this setup with two routers: R1: Primary
CCIE link #12
This post is by Brian McGahan on OSPF type 5 E1 vs E2 routes. It explains in detail how the OSPF state machine works and busts a few myths on OSPF metric calculation. Remember that OSPF prefers E1 over E2
CCIE link #11
To be a CCIE we need a good grasp of switching and STP. This post by Petr Lapukhov (again) is one of the best I’ve ever seen on STP. This post describes PVST+ in detail. Read it here.