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General Firewall Rules

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This article outlines the ports that need to be open to allow for endpoint registration and call processing.

General Setting – SIP ALG

SIP ALG stands for Application Layer Gateway. You will find it on many commercial and residential Firewalls, Routers, or Modems.

We recommend that this option be turned OFF or Disabled on your router.

Destination address’s to allow

Core1.b1communications.ca

Core2.b1communications.ca

Ports to allow

PortProtocolApplicationDescription
5060 TCP and UDP SIPNeeded for SIP signaling.
5061 TCP and UDPSIPSNeeded for secure SIP signaling.
9002TCPWebSocketsRequired for SNAPmobile Web communication.
20000-27999UDP RTPNeeded for Audio/Video streams (RTP)

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