Good news! I was able to get it working. I had the lines in the wrong order, and that apparently caused sendmail to not recognize the mailer. Now, the vacation replies are working, and it appears sieve is working well. Thanks to everyone for their help! David Gottschalk UTS Email team david.gottschalk@xxxxxxxxx -----Original Message----- From: Garry [mailto:garry@xxxxxxxxxxx] Sent: Thursday, May 28, 2009 10:17 AM To: Gottschalk, David Subject: Re: Sieve: Vacation not working (solved) Gottschalk, David wrote: > Oh, one thing I forgot to mention. > > I got the unknown mailer error in a SMTP conversation after rebuilding the .cf file. I didn't get it when doing a make on the .mc file, or even when restarting sendmail. > Phew ... sounds weird ... normally, m4 barfs when there is something wrong or missing ... please note that I pulled th lines apart, having the first two well above any "MAILER" lines, and the MAILER(cyrusv2) at the end ... dunno if that might cause a problem with your setup ... This e-mail message (including any attachments) is for the sole use of the intended recipient(s) and may contain confidential and privileged information. If the reader of this message is not the intended recipient, you are hereby notified that any dissemination, distribution or copying of this message (including any attachments) is strictly prohibited. If you have received this message in error, please contact the sender by reply e-mail message and destroy all copies of the original message (including attachments). ---- Cyrus Home Page: http://cyrusimap.web.cmu.edu/ Cyrus Wiki/FAQ: http://cyrusimap.web.cmu.edu/twiki List Archives/Info: http://asg.web.cmu.edu/cyrus/mailing-list.html