Home router settings

Home router recommended settings for voice traffic

SIP ALG

• Disable SIP ALG or any other protocol that may alter SIP packets.

Port Forwarding/Triggering

• Enable port forwarding/triggering for port 5060 for both TCP & UDP
• Enable port forwarding/triggering for port 5061 for both TCP & UDP
• Enable port forwarding/triggering for the range of ports 10000 to 33000 UDP

Useful articles

• https://www.nextiva.com/blog/disable-sip-alg.html
• https://community.cisco.com/t5/routing/how-to-enable-the-rtp-voice-ports-sip-5060-on-cisco-2911-router/td-p/3065729
• https://www.onsip.com/voip-resources/voip-solutions/disable-sip-alg-and-forward-nat-ports-to-stop-dropped-calls