Katie's list message was quarantined: 5 DKIM query returned fail (body has been altered) (d=uottawa.onmicrosoft.com) so we should configure the mailing list software to remove any DKIM-Signature: headers. If that can't be done, it's very easy with a milter or with a Postfix header check configuration as in https://serverfault.com/questions/91954/how-do-i-remove-received-headers-from-emails Regards, Dianne. To unsubscribe send a blank message to linux+unsubscribe [ at ] linux-ottawa [ dot ] org To get help send a blank message to linux+help [ at ] linux-ottawa [ dot ] org To visit the archives: https://lists.linux-ottawa.org