Job TitleAt least 4-5 years of experience in VoIP technologyGood knowledge of Avaya Communication Manager (CM) and Nortel CS1K telephony systems.Good knowledge of voice mail server like Avst, Avaya IX messaging, Office linkStrong knowledge of MDF, IDF cabling and patching practicesBasic understanding of networking protocols including TCP/IP, DNS, and DHCPProficient in configuring analog, digital, IP, SIP, Portable phone, and Polycom phonesGood understanding of VOIP phone call flowAbility to coordinate effectively with multiple vendorsStrong troubleshooting skills for VOIP phones