HP NNMi version 10.0 has been released. This is a good release, with many usability enhancements. I’m pleased to see continued development, as the future nirvana of all-powerful software defined networks hasn’t quite arrived yet. For now, we still have to manage our networks the old-fashioned way: SNMP is still alive & kicking.
(Read more...)I’ve written before about “Why Screen Scraping Sucks.” Well, I can report that nothing has changed. It still sucks. This time I got caught out by the changed behaviour of the “logging host” command.
(Read more...)This article is Part 6 in a 12-Part Series.
Packetpushers show 198 was a great episode about Network Automation. At one point, Greg asks:
(Read more...)ScienceLogic 7.5 includes many enhancements and new features. One I’m interested in is “Global Manager” which can be used to massively scale out the ScienceLogic architecture. Here’s some more detail on why ScienceLogic introduced this feature, and what it does.
(Read more...)I have an HP 2910al switch in my lab. I was running firmware version W.15.12.0012, but needed to upgrade, to fix a bug where “~” gets added to the snmp community configuration. I tried upgrading to W.15.14.0007, and it initially looked good, but shortly afterwards got alarms from my NMS about high memory usage.
(Read more...)HP has released an updated Network Simulator. This uses VirtualBox to provide a hypervisor, as opposed to QEMU in earlier versions. When I tried it previously, it was unusably slow. This was in part due to my using nested virtualisation.
(Read more...)Network equipment pricing has traditionally been based around hardware, even though most of the cost comes from the software. Trends such as bare-metal switching will clarify this cost/price relationship. But are we already seeing software showing up as a clear component of the prices of network gear?
(Read more...)A reader asked how I use OmniFocus to help with studying for certification exams. Here’s how I’m using OmniFocus to help with CCDE study. This may not be the ‘best’ way, but it’s what I use.
(Read more...)I am lucky enough to be invited to attend Network Field Day 8 this September, in Silicon Valley. For 3 days, I get to hang out with some of the smartest people in this industry, talking about the latest products and developments in networking. How cool is that?
(Read more...)