sip_execute_on_image
Created by Ryan Harris, last modified on 2018.02.08
sip_execute_on_image
string Execute an application as soon as you get a T.38 invite. This variable is similar to execute_on_answer. You can run t38_gateway or rxfax etc when you get a T.38 re-invite but no CNG tone, or you want to ignore the tone and only react when getting a T.38 re-invite.