Jul 102013

Q: What is the default DNS cache expiration time?

A: Whether or not a DNS query cached is based on the response from the respective DNS server(s):

If DNS responds that the query is non-cacheable, the cache time-to-live (TTL) is set to 0.

If DNS responds that the query is cacheable, the cache TTL is set to a value in seconds.
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 Posted by at 8:48 am
May 302013

pf-kernel is yet another Linux kernel fork which provides you with a handful of awesome features not merged into mainline. It is based on neither existing Linux fork nor patchset, although some unofficial ports may be used if required patches haven't been released officially. The name of the fork is by no means related to BSD Packet Filter. «pf» stands for «post-factum», the author's nickname.

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 Posted by at 9:28 am
May 132013

After many months of constant development, the Debian project is proud to present its new stable version 7.0 (code name "Wheezy").
This new version of Debian includes various interesting features such as multiarch support, several specific tools to deploy private clouds, an improved installer, and a complete set of multimedia codecs and front-ends which remove the need for third-party repositories.
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 Posted by at 12:51 am