There certainly used to be a limitation (bug) in Open-AT such that this didn’t work (properly)
see: https://forum.sierrawireless.com/t/accept-inbound-csd-call-when-in-tcp-session/1426/1
Maybe this still exists?
There certainly used to be a limitation (bug) in Open-AT such that this didn’t work (properly)
see: https://forum.sierrawireless.com/t/accept-inbound-csd-call-when-in-tcp-session/1426/1
Maybe this still exists?