Chapter 2. Open Transaction Manager Access 19
If all message-switched-to transactions are nonresponse mode or schedule before the CM1
input transaction (or synchronous message-switched-to transaction) ends, there is not a
synchronous transaction scheduled and there is no CM1 output and no DFS2082 message.
In this case, the TIB is orphaned and never deleted (until an IMS cold start).
Conversational transactions
For an input conversational transaction, only the message-switched-to continuation of the
conversation is scheduled synchronously. All other transactions are scheduled
asynchronously.
MSC implications
If a CM1 input message is sent through Multiple Systems Coupling (MSC) to a back-end IMS
and the transaction there does not reply to the ...