Generic Router / Firewall Configuration Guide


These settings are provided as a general aid to help ensure you achieve the best possible performance of your VoIP services.

These are non-specific to any brand or model of router or firewall, but should be set accordingly.


SIP Application Layer Gateway

  • H.323 ALG: OFF


Port Triggering (to open specific ports in your firewall):

  • SIP: 5060 - 5061 TCP/UDP In/Out
  • SIP Proxy: 5070 TCP/UDP In/Out
  • STUN: 3478 - 3479TCP/UDP In/Out
  • IM: 5222, 5280, 5269 TCP In/Out