Mail server maintenance downtime on Thursday late afternoon

On Thursday, 24th of September 2009 starting at 5pm there will be a maintenance downtime of the D-PHYS mail server. Estimated duration is one hour. During the downtime, the mail server will not be able to receive or send e-mails nor will it be possible to log in via IMAP, POP3 or SSH. Update, 6pm: Everything back to normal. Mails sent to the D-PHYS during the downtime will not be lost but received when the mail server is available again.