automation, networking, worklife
Best of Interop - Look at the Categorisation
The “Best of Interop 2014 Finalists” have been announced. Pretty much all the products and technologies that you would expect, but I found the categorisation interesting. As you’d expect, there’s...
15 Mar 2014
Certs vs Code: SDN Culture Clash?
SDN career certifications are starting to emerge. Network engineers are well-used to certifications, and use them as a badge of marking progress. But developers prefer to focus on code, not...
15 Mar 2014
Dell Fabric Manager & The Future for CCIEs
Network Field Day 7 had many interesting presentations and discussions. I’m still working through them all, but one from Dell caught my eye, where they declared that CCIEs were no...
10 Mar 2014
Vendor Clubs: Watch Your Independence
Vendor ‘clubs’ or programs have troubled me for some time. They are not all bad, but I am concerned about the influence that vendors are trying to exert, and the...
09 Mar 2014
Technician vs Consultant Writing
Many engineers struggle with business writing. They get easily lost in detail, and produce tortured documents that are technically correct, but of little business value. This is classic “technician” or...
08 Mar 2014
SNMP Community Strings - Don't Use '@'
A quick reminder - do not use the symbol ‘@’ in SNMPv1/2 community strings. I came across this again this week - it causes issues with monitoring some equipment, and...
07 Mar 2014
War Stories: Check Point Meltdown
This article is Part 3 in a 12-Part Series. Part 1 - War Stories: Loops that Permanently Broke the Network Part 2 - War Stories: Switches Lying about Duplex Mismatches...
05 Mar 2014
CCIEv5 DIAG Thoughts
The CCIE Routing & Switching v5 blueprint introduces a new module in the lab exam: DIAG. This section does not have any direct device access, but instead uses a variety...
03 Mar 2014
ScienceLogic Database HA & DR
Previously I’ve looked at the overall ScienceLogic architecture, and HA options for the Collectors and UI. This post looks at DR and HA options for the core Database layer - the...
02 Mar 2014
ScienceLogic - Collector and UI HA
Earlier I looked at the basics of ScienceLogic EM7 architecture. I didn’t cover how to achieve HA or DR with ScienceLogic. The architecture offers a few options for doing this,...
27 Feb 2014
IPv4 Address Transfer Process
IPv4 exhaustion is a real issue for large parts of the world. IPv6 is the long-term solution, but it doesn’t solve today’s problems facing ISPs. Alternatives are needed - either...
26 Feb 2014
HP Simware - Comware OS Simulator
HP recently released “Simware”, a Comware network simulator that lets you create test networks of emulated Comware switches and routers. This can be used to create “virtual” networks, ideal for...
24 Feb 2014
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