Look at your content filter settings. What MIME-types are you configured
to pass? At the very least, you should be configured to pass the following:
multipart/mixed multipart/alternative text/plain application/pgp-signature multipart/signed
Look at your content filter settings. What MIME-types are you configured
to pass? At the very least, you should be configured to pass the
following:
multipart/mixed alternative pgp-signature
multipart/
text/plain
application/
multipart/signed