Updated: 5 Feb 2020

Audio / media traffic flows through various gateways within Simtex, hence if you are having issues with one-way or no-way audio/media you may need to open up traffic from the following ranges and ports.

IP Ranges

203.32.124.160/27
203.30.19.0/24
202.74.176.160/28
202.74.176.176/29
203.7.224.128/27

Signalling

  • UDP Port: 5060
  • TCP Ports: 5061-5062

Media

  • UDP Ports: 10000 through 20000

 

Posted in: SIP Trunks