- Joined
- Apr 16, 2019
- Messages
- 60
- Reaction score
- 2
this issue has been solved by enable heartbeat in grandstream sip trunk
grandstream gateway and 3CXYou are setting this up as a Bridge trunk, between two 3CX installations?
Founded in 2005, when VoIP was an emerging technology, 3CX has gone on to establish itself as a global leader in business communications.