I am a dedicated person and who is looking for new challenges and interested in and can grasp new concepts quickly and enjoys a lively working environment and always open to criticism and new ideas. I am also able to work individually or in a team. Skills - Operating Systems: Windows NT/2000/XP (workstation & server), Windows 95/98/ME, Windows Vista/7/8/10 MS-DOS. Linux RedHat, Fedora, CentOS, Debian (etch/lenny), Ubuntu, FreeBSD versions 5.4 upto 10.3 - Microsoft Office, Open Office, CorelDraw, - Knowledge of Active Directory, proxy, firewalls, routers, IP v4 and subnetting. - Installing and configuring Asterisk VOIP PBX system, IPPBX, VOIP gateway and SIP extensions. - Setting up SMTP (Postfix, Exim, Courier) - Installing and configuring a fully functional mail server, dns cache server. - Virtualization platforms e.g VMware ESXi, VMware Workstation, VirtualBox. - Good communication skills.