Tips

Back when I first starting using the 7K’s I thought the naming of the line cards followed the same logical naming scheme of all other Cisco equipment (by that I mean there is no logic to it at all!

A post over at the IEOC forums (here) got me thinking to something I picked up a long time ago but I can’t really remember where…

DHCP is something that is kind of overlooked sometimes and is treat as a given.

EDNS0 – DNS Extensions # History # There are a growing number of issues that we have seen relating to this quite old however only recently used extension to DNS called EDNS0.

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.

Just a quick exam tip for all those people that are studying for your exams.