Apr 19 12:03:22 mach sendmail[13585]: o3JG3MMq013585: from=<mach@mach.flnet.org>, size=266, class=0, nrcpts=1, msgid=<Pine.LNX.4.64.1004191203150.10556@mach.flnet.org>, proto=ESMTP, relay=mach@localhost
Apr 19 12:03:22 mach sm-mta[13588]: o3JG3McA013588: from=<mach@mach.flnet.org>, size=435, class=0, nrcpts=1, msgid=<Pine.LNX.4.64.1004191203150.10556@mach.flnet.org>, proto=ESMTP, daemon=MSP-v4, relay=localhost.localdomain [127.0.0.1]
Apr 19 12:03:22 mach sendmail[13587]: o3JG3MMq013585: to=<mach@cfl.rr.com>, ctladdr=<mach@mach.flnet.org> (1000/1000), delay=00:00:00, xdelay=00:00:00, mailer=relay, pri=120266, relay=[127.0.0.1] [127.0.0.1], dsn=2.0.0, stat=Sent (o3JG3McA013588 Message accepted for delivery)
Apr 19 12:03:22 mach sm-mta[13590]: o3JG3McA013588: AUTH=client, available mechanisms do not fulfill requirements
Apr 19 12:03:22 mach sm-mta[13590]: AUTH=client, relay=smtp.att.yahoo.com, temporary failure, connection abort
Apr 19 12:03:22 mach sm-mta[13590]: o3JG3McA013588: to=<mach@cfl.rr.com>, ctladdr=<mach@mach.flnet.org> (1000/1000), delay=00:00:00, xdelay=00:00:00, mailer=relay, pri=120435, relay=smtp.att.yahoo.com [68.142.198.11], dsn=4.0.0, stat=Deferred: Temporary AUTH failure