VoIP Office
VoIP Support Engineer
... understanding of Networking concepts – TCP/IP, DNS, DHCP, NAT, VPN, routing, firewall, ping, traceroute, packet loss, latency, and jitter. - Good understanding of VoIP/SIP – SIP registration, SIP signaling, RTP, codecs, DTMF, SIP response codes, call flow, NAT issues, and SIP ALG. - Experience troubleshooting VoIP call connectivity ...
Hyderabad, भारत