The Fibre Future is Coming

In New Zealand, one company controls the copper cabling delivered to houses. They sell access to Retail ISPs, at a fixed price. Individual customer connections are mapped through to the...

Working with Project Managers

Technical people often have problems with Project Managers. It doesn’t have to be this way though - if you can each recognise the other’s strengths and weaknesses, you can work...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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,...