• Disabled SIP Transformations
  • Enabled Consistent NAT
  • Added a Service Group with SIP Ports 5060-5062, RTP 10000-20000 for TCP and UDP.
  • Added that Service group with any source and destination on the LAN > WAN Access Rules
  • In XLite: took off the DNS name of our PBX server and added the IP
  • Add IP Address to the domain and proxy