DrFugazi@Work Blog

LDAP DIT

Solaris LDAP client configuration

Oracle Solaris has native LDAP support built in OS, so there is no need to install third-party software to configure Solaris to use LDAP as users/groups and other repository. You can use different ways...

LDAP DIT

LDAP server for Solaris and Linux clients

Few months ago I received a task to set up LDAP authentication for Solaris 10, Solaris 11 and Linux machines in Customer’s infrastructure. As LDAP server was chosen OpenLDAP 2.4.x in Master-Slave configuration with...

cropped-google-datacenter-1.jpg

Migration root disk into mirror in LVM

I’ve found several manuals describing how to add second disk to Volume Group and transform it into mirror. This does not looks complex, and everyone can do it, when everything is working like described...

startssl

Trusted certificates for free – StartSSL

How many times did you see a pop-up message “Security certificate of this site is not trusted!”? We are used to it, and most of people even don’t check who is Certificate Authority and...

Postscreen – Greylisting in Postfix

Greylisting is well known antispam technique. It’s idea basing on fact, that spamming hosts (zombies) doesn’t have time for retransmission and trying to send maximum amount of spam in shortest time period. This is...

Mail system implementation

My experience, which I gained during implementation of different systems shows, that implementation should be done in stages. Then, at each stage you can see if it works, if there are some fields to...

Building mail system

This description is based on my experience, which I gained during mail system implementation on University of Silesia (Katowice/Poland). In the first stage there was about 3 000 of users, now the system is...

Postfix – compilation

Postfix does not have a configure script, so you need to add proper paths and libraries when you creating Makefiles (make makefiles). I must admit, that Postfix code is one of the least problematic...