Customizing PostgreSQL's psql sessions

August 24, 2012 at 07:30 AM | categories: Sysadmin, Tips | View Comments
PostgreSQL allows you to customize your psql session's using a configuration file "psqlrc". using a psqlrc file you can create shortcuts, change your prompt etc. The user specific psqlrc file is ~/.psqlrc When you work with several databases on...
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Iphone/Ipad/Mac OSX IPSEC VPN with Strongswan 5 on Centos/RHEL 6

August 23, 2012 at 10:21 AM | categories: Centos, Mac OS X, Howto, Sysadmin, RHEL, Linux, Tips, Security, IPSEC | View Comments
This howto describes setting up an IPSEC VPN for use with the Iphone, Ipad and Mac OSX VPN clients on Centos/RHEL 6. I am using the 5.x branch of Strongswan which is now the mainline actively maintained branch. At...
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MailScanner book now free

May 01, 2012 at 12:39 PM | categories: Sysadmin, Security, Email, Linux | View Comments
Julian Field the author of MailScanner and the of the MailScanner book has just announced that the MailScanner Book is now available for free. So head off and get your copy....
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Setup DHCP Fail over on Centos 5.1

June 16, 2008 at 04:24 PM | categories: Centos, Howto, Sysadmin, DNS, Linux, DHCP | View Comments
This tutorial will walk you through setting up DHCP fail over on CENTO 5.1 using the default ISC dhcp server, this can easily be adapted to any other Linux distro out there. You will most likely need Fail over...
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