If the chat message has been successfully delivered in the chat plan, then set the status to success and don't fire an event about the chat delivery failure

the modems will still suck on a fixed point machine.

FS-4708 add <param name="NDLB-allow-crypto-in-avp" value="true"/> to your sofia profile and it should set the header

add switch_core_session_findall_matching_var func to core to get a list of uuid with a certian var set to a certian val