Alek Patsouris

See the about me page!

Most commented posts

  1. Outlook Mobile / Apple Mobile Mail & Shared Mailboxes — 3 comments
  2. HTTP and HTTPS with f5 GSLB — 2 comments
  3. VMware vCenter Appliance (VCSA) + GRUB_ — 2 comments
  4. Migrating from Onapp to VMware — 2 comments
  5. Juniper SRX and FTTN VDSL — 2 comments

Author's posts

Replacing all disks in an Equallogic PS series SAN

I recently ran into a situation where i was maxing out the disk IO in a PS6000 SAN with 16 1TB SATA disks. Rather than replace the whole SAN, i wanted to just replace the disks since i wasn’t maxing the network links. I got a quote from Dell for some SAS disks: *whistles* I …

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Power DNS returning NXDOMAIN for non-authoritive domains

I came across a weird one this morning while doing a check of our DNS name servers When i did a lookup for against our authoritive name servers, they were returning NXDOMAIN – this is not what it should be returning (should be returning SERVFAIL or REFUSED)! These servers are neither authorised for …

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Cisco Terminal Server quick start

Recently i was playing with a Cisco AS2511-RJ which is a 16 port console server to connect to the console port of other devices. Whilst playing with it, i just wanted a quick guide to the commands to use but struggled to find one… A good config example that i liked was here: In …

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VMware domain controller issues

Recently I setup a couple of VMware clusters, as you may have guessed, and joined them to our company AD servers. I followed this blog here:    (thanks Gabe!) as it did a really good job of simplifying what needed to be done. Upon going through it all, i was greeted with a error from …

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Migrating from Onapp to VMware

At work we have been using Onapp for almost a year now, and we have had a pretty bad run with it, possibly due to how we were using it. The good points A fantastic GUI A simple user panel Fantastic technical support at levels 1 and 2 But, we also had a few bad: …

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