Recent
Tumble-weed post
·1 min
Sorry for it being a bit quiet over here since the new year, I had a few weeks of on vacation in Disney in Florida and then shortly followed by me moving house so things have been a little hectic to say the least.
All quiet on the western front…
·2 mins
Well that one time a year that the entire world grinds to a halt is upon us, yes thats right its Christmas time.
CCIE Written done… now the work starts!
Well all that studying seems to have payed off a little, today I sat the CCIE R&S Written exam (350-001) and passed it!
Security super notes - CCIE Written
·19 mins
My next topic for writing up my notes is the security section.
Multicast mega notes - CCIE Written
With under a week to go until my CCIE written test it’s time to go over my notes and get some of them written up to get them fresh in my mind.
Snippet - SDM templates, they kill kittens…
Earlier today there was an issue raised on one of our new(ish) ME3400 switches that we have started to deploy to customer sites.
IPv6 MLD Snooping
I have finally finished my first read through of the CCIE R&S Written OCG and now is time to lab out some of my weaker points, read through a pile of RFC’s and then eventually book and take the exam.
Status: All systems are go…
·1 min
Things have been pretty hectic over the last few weeks/month and so I haven’t had much dedicated study time, sometimes only managing a few pages of the CCIE Cert Guide per day.
Snippet - Rant about security
Earlier today Network World posted an article regarding a vulnerability that had been discovered in the OSPF (Open Shortest Path First) routing protocol.
New domain and blog title…
·1 min
Up until now I’ve been hosting this blog under my main website of davidrothera.
FRTS Fun?. (Frame Relay Traffic Shaping)
·6 mins
Over the past week or so I have been going over FRTS for my CCIE studies.
CCIP done…. CCIE here I come!
I have been a little quiet on the blogging front for a while, the reason being I have recently taken on some more responsibilities at work and have also decided to knuckle down and finish my CCIP.
Sun Quad NICs and x86_64 kernels
After the last post when I had built up and installed my new Dynamips server along with a set of Sun Quad NIC cards (501-4366, HME or Happy Meal as they are also known) I started to run into some issues.
Dynamips server reporting for duty…
Back when I first starting studying for my CCNP I built a rack of equipment to lab things up and practice with (picture below) and after completing my CCNP and moving down the CCIE track (after stopping off for a pit-stop at the CCIP station….
Snippet: Packet capture using Cisco PIX/ASA
If you are having issues with your PIX/ASA firewall (or people believe that there is) there are a couple of checks that you can do just to make sure that the issue isn’t the firewall (as the server guys usually point at the firewall first!