When a specific user is forwarding a message to a given specific recipient
the message appears to have been sent by the original sender.
Or in other words, A is sending to B. B is forwarding to C. In C's Inbox it
appears to have come from A and sent to B. Naturally any 'reply' from C gets
sent to A.
A fair number of test have been done and it is certain that the problem is
at the B end but independent of the Client (at either end).
Other users in the same Post Office when forwarding to C have no probs. When
B is sending to other than C all works as it should.
There is nothing special about the parameters of B's mailbox.
There is an added complication whereby our system is an Exchange/GroupWise
co-production with GroupWise Connector and API routing messages to C (via
the Internet). C also appears in our Global Address book as a GroupWise user
(in GroupWise C is a Foreign entity attached as an Alias to the SMTP
Perhaps if you get bored with all things Xmas you might give this puzzle a
Thanks and have a good one.