Senior VoIP Engineer
            
            
                
            
            
                
                    Synergy Beam
                    , Lviv,
                    8 дней назад
                
            
             ...  traces. Optimize network and protocol performance (SIP, RTP, TCP IP, DNS, NAT, firewall). Integrate and support PBX, SBC, and cloud VoIP  ...  understanding of network protocols and tools (Wireshark, SIPp, libpcap, Linux BSD sockets). Experience with WebRTC,  ... 
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