i have configure nagios on Centos 7 and configure email notification on my email Id first. after one month email stop receiving and then one your support member help me out for email notification afetr i change the ISP . but now after few days email notification again stop with same ISP. can you please help me out for this.
Please find below maillog file nad nagios.log file.
Nagios.Log file
Code: Select all
000), delay=00:00:00, xdelay=00:00:00, mailer=relay, pri=30450, relay=[127.0.0.1] [127.0.0.1], dsn=2.0.0, stat=Sent (w2A0UlE9029976 Message accepted for delivery)
Mar 10 06:00:49 in-nagios sendmail[29978]: STARTTLS=client, relay=aspmx.l.google.com., version=TLSv1/SSLv3, verify=FAIL, cipher=AES128-GCM-SHA256, bits=128/128
Mar 10 06:00:50 in-nagios sendmail[29978]: w2A0UlE9029976: to=<support@knackglobal.com>, ctladdr=<nagios@in-nagios.knackbpo.com> (1000/1000), delay=00:00:03, xdelay=00:00:03, mailer=esmtp, pri=120715, relay=aspmx.l.google.com. [74.125.24.26], dsn=2.0.0, stat=Sent (OK 1520641850 e5si1484719pgr.444 - gsmtp)
Mar 10 06:01:24 in-nagios sendmail[30085]: w2A0VOeN030085: from=nagios, size=449, class=0, nrcpts=1, msgid=<201803100031.w2A0VOeN030085@in-nagios.knackbpo.com>, relay=nagios@localhost
Mar 10 06:01:24 in-nagios sendmail[30086]: w2A0VOGa030086: from=<nagios@in-nagios.knackbpo.com>, size=714, class=0, nrcpts=1, msgid=<201803100031.w2A0VOeN030085@in-nagios.knackbpo.com>, proto=ESMTP, daemon=MTA, relay=localhost [127.0.0.1]
Mar 10 06:01:24 in-nagios sendmail[30085]: w2A0VOeN030085: to=support@knackglobal.com, ctladdr=nagios (1000/1000), delay=00:00:00, xdelay=00:00:00, mailer=relay, pri=30449, relay=[127.0.0.1] [127.0.0.1], dsn=2.0.0, stat=Sent (w2A0VOGa030086 Message accepted for delivery)
Mar 10 06:01:25 in-nagios sendmail[30088]: STARTTLS=client, relay=aspmx.l.google.com., version=TLSv1/SSLv3, verify=FAIL, cipher=AES128-GCM-SHA256, bits=128/128
Mar 10 06:01:27 in-nagios sendmail[30088]: w2A0VOGa030086: to=<support@knackglobal.com>, ctladdr=<nagios@in-nagios.knackbpo.com> (1000/1000), delay=00:00:03, xdelay=00:00:03, mailer=esmtp, pri=120714, relay=aspmx.l.google.com. [74.125.24.26], dsn=2.0.0, stat=Sent (OK 1520641887 a80si1742631pfa.315 - gsmtp)
[root@in-nagios log]# which mail
/usr/bin/mail