Removing Received field in mail header with Postfix
If you want to hide email source, you can easily remove Received field in mail header using header_checks.
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February 2010
How to get the first day of last month, and the last day of last month in bash
DATE_FROM=`date -d “-1 month -$(($(date +%d)-1)) days” “+%F”` DATE_TO=`date -d “-$(($(date +%d)-1)) days” “+%F”`
Migrating RRD between 32 and 64 bit systems
Today I need to migrate cacti from old machine to blade. I have hit the problem This RRD was created on other architecture. Old system was 64bit and new one was existing 32bit system. RRD’s must be converted.
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Zabbix-agent 1.8 for CentOS 5
I have found we are using at work some CentOSes and I need to monitor them. After some googling I’ve found zabbix agent version 1.8… Read More »Zabbix-agent 1.8 for CentOS 5
Creating ssl certificates
How to generate ssl certificate? Use this four commands to generate self-signed certificate: openssl genrsa -out server.key 2048 openssl rsa -in server.key -out server.pem openssl… Read More »Creating ssl certificates
Just installed Fedora 12
#uname -a Linux iwik.vnet.sk 2.6.31.5-127.fc12.i686.PAE #1 SMP Sat Nov 7 21:25:57 EST 2009 i686 i686 i386 GNU/Linux
Zabbix-agent 1.8 for debian etch
There is change in zabbix-agent version 1.8, disk free space is returned in bytes. See ‘Free disk space bug‘ in zabbix forum. This can cause… Read More »Zabbix-agent 1.8 for debian etch
Hello world!
Just changed job. Starting blog.