Skills:
GNU/Linux administration (Debian/Ubuntu, RHEL/CentOS/Fedora, Gentoo, Slackware), Asterisk IP PBX, Tripwire, OpenVAS, screen, ssh, vim, NFS, NIS, Samba, apcupsd, VirtualBox, VMWare, Firewall Builder, LibreOffice, MS Windows (XP/7), MS Office, MS Visual Studio, Asterisk dialplan, bash, Perl, C, C++, C#, SQL, VB.NET, PHP, Java, Bourne shell, TCP/IP networking,SIP troubleshooting