RedHat/CentOSDebian/UbuntuSolarisHPUXFreeBSD/OpenBSD/DarwinApache installation and configurationSendmail installation and configurationPerl scriptingksh/zsh/bash/csh/tcsh scripting My primary background and strength is in configuration, troubleshooting and maintenane of *nix systems. I have experience in Linux, Solaris, HPUX, BSD and Windows. I also have extensive knowledge and moderate experience in networking design and troubleshooting.