General SIP information

SIP addresses

SendMyCall originates calls to customers from the following endpoints:

  • 46.19.209.14 – New York PoP
  • 46.19.210.14 – Frankfurt PoP
  • 46.19.212.14 – Los Angeles PoP
  • 46.19.213.14 – Miami PoP
  • 46.19.214.14 – Singapore PoP
  • 46.19.215.14 – Hong Kong PoP
  • 185.238.173.14 – Amsterdam PoP (In development)

These IP addresses correspond to our routing cluster exit nodes. For UDP transport we send signaling from port 5060. For TCP and TLS we originating connections from port range 5070-65535

RTP addresses

Our system sends RTP packets from the following subnets:

  • 46.19.208.0/21
  • 185.238.172.0/22

with RTP port-range: 1024-65535

Supported codecs

  • G.711 A-law/U-law
  • G.729
  • G.723.1
  • L16
  • G.726-16/G.726-40/G.726-32/G.726-24
  • G.721
  • GSM
  • Speex