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Voice Gateway

ComponentProtocolSource IPSource Port †DestinationDestination Port
Session Border Controller (SBC)
(Agent SBC)TCP/UDPANYANY54.153.137.75060
TLSANYANY54.153.137.75061
TCPANYANY54.153.137.78443
TCP/UDPANYANY13.237.170.2335060
TLSANYANY13.237.170.2335061
TLSANYANY13.237.170.2338443
UDPANYANY54.153.137.76000-65535
UDPANYANY13.237.170.2336000-65535

Media Twilio Gateway

Secure Media (ICE/STUN/SRTP) Edge LocationsProtocolSource IPSource Port †Destination IP RangesDestination Port Range
↳ Stun serverUDPANYANY168.86.128.0/1810000-65535

FQDN

DomainProtocolSource IPSource Port †DestinationDestination Port
Kore DomainTCPANYANY*.kore.ai443, 8443
Twilio DomainTCPANYANY*.twilio.com443, 8443

Twilio STUN

ProtocolSource IPSource Port †Destination IP RangesDestination Port Range
TCP (TURN TLS)ANYANY3.25.42.128 - 3.25.42.255443/5349
TCP (TURN TLS)ANYANY13.210.2.128 - 13.210.2.159443/5349
TCP (TURN TLS)ANYANY54.252.254.64 - 54.252.254.127443/5349
TCP (TURN TLS)ANYANY3.25.42.128 - 3.25.42.2553478
TCP (TURN TLS)ANYANY13.210.2.128 - 13.210.2.1593478
TCP (TURN TLS)ANYANY54.252.254.64 - 54.252.254.1273478