All Services Programming & Development System administrator $10/hr · Starting at $25 Windows (98-10 and 2000-2012) and Linux (Ubuntu, Centos) DHCP, DNS, AD, Firewall, Routers Web servers, file servers, application server, virtual servers. About $10/hr · Ongoing Download Resume Windows (98-10 and 2000-2012) and Linux (Ubuntu, Centos) DHCP, DNS, AD, Firewall, Routers Web servers, file servers, application server, virtual servers. Skills & Expertise CentOSDhcpDNSLinuxLinux System AdministrationRoutersSystem AdministrationUbuntuWeb ServersWindows 0 Reviews This Freelancer has not received any feedback. Browse Similar Freelance Experts DNS ServicesRouter ExpertsSystem Administrators