All Services Administrative & Secretarial IT Service and support $12/hr · Starting at $70 I am currently working as IT consultant-Network security has a good expertise on firewall configuration, VOIP telephony setup etc About $12/hr · Ongoing Download Resume I am currently working as IT consultant-Network security has a good expertise on firewall configuration, VOIP telephony setup etc Skills & Expertise ConsultantFirewallsNetwork SecurityNetworkingTelephonyVoIP 0 Reviews This Freelancer has not received any feedback. Browse Similar Freelance Experts Telephony ServicesConsultantsFirewall ExpertsVoIP ServicesNetwork Security AdministratorsNetworking Professionals