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
- SIP ALG: OFF
- 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
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