Calleva Networks Ltd. was formally dissolved on 22nd May 2018 and has now ceased trading. All assets were purchased by PCN Inc. in 2016, including the company name, logo, web site and its contents. Paul Roberts, co-founder and sole shareholder of Calleva Networks said: “It is with mixed emotions that I announce the closure of Calleva […]
posted on May 24, 2018 by
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Calleva Networks announces closure after sale of assets to PCN Inc.
posted on November 10, 2015 by
Using Infoblox DHCP failover
Infoblox DHCP is based upon ISC DHCP with a few tweaks here and there. The DHCP failover mechanism that it employs started as a relatively simple 14 page IETF draft proposal (available here) that was implemented in Alcatel-Lucent/Nokia VitalQIP (then Quadritek, the authors of the draft). Over a period of time, the draft was reviewed, revised […]
posted on November 4, 2015 by
Configuring Google SafeSearch with Infoblox DNS Firewall
We recently did some work for a county council who wanted to enable Google SafeSearch for all the schools under their jurisdiction. Initially they were trying to use internal versions of google.com and google.co.uk with a CNAME record for www that redirected to forcesafesearch.google.com, but this is not an ideal solution for various reasons: Other “google.com” […]
posted on June 15, 2015 by
Is DANE DNSSEC’s killer app?
DANE has been around for a few years now but still seems to be a bit of an underground topic. It hardly ever crops up in conversations I have with prospects and the fact it is reliant on DNSSEC, which takes a serious commitment to implement, makes me wonder if this is just another good […]