When {TAIL ~ the adapter} detects that {HEAD ~ the VMS} has answered, it will send, in DTMF, the digits corresponding to the extension number it accumulated when monitoring the DID or E&M tie line call 
When { TAIL ~ the adapter } detects that { HEAD ~ the VMS } has answered , it will send , in DTMF , the digits corresponding to the extension number it accumulated when monitoring the DID or E&M tie line call
OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH