All receiving email get's deferred:


Sep 29 09:32:03 mailer postfix/smtpd[3704]: connect from njbrmta2.airbridge.net[66.174.76.139]
Sep 29 09:32:03 mailer postfix/smtpd[3704]: setting up TLS connection from njbrmta2.airbridge.net[66.174.76.139]
Sep 29 09:32:03 mailer postfix/smtpd[3704]: TLS connection established from njbrmta2.airbridge.net[66.174.76.139]: TLSv1 with cipher EDH-RSA-DES-CBC3-SHA (168/168 bits)
Sep 29 09:32:04 mailer postfix/smtpd[3704]: 30AFDCB397: client=njbrmta2.airbridge.net[66.174.76.139]
Sep 29 09:32:04 mailer postfix/cleanup[3734]: 30AFDCB397: message-id=<25742150.1191083522989.JavaMail.root@njbr-wigdb2>
Sep 29 09:32:04 mailer postfix/qmgr[3455]: 30AFDCB397: from=, size=718, nrcpt=1 (queue active)
Sep 29 09:32:04 mailer postfix/smtpd[3704]: disconnect from njbrmta2.airbridge.net[66.174.76.139]
Sep 29 09:32:04 mailer amavis[3152]: (03152-01) ESMTP::10024 /opt/zimbra/amavisd/tmp/amavis-20070929T093204-03152: -> SIZE=718 Received: from mailer.myzimbradomain.com ([127.0.0.1]) by localhost (mailer.myzimbradomain.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP for ; Sat, 29 Sep 2007 09:32:04 -0700 (PDT)
Sep 29 09:32:04 mailer amavis[3152]: (03152-01) Checking: lV8S6-rwUIq1 [66.174.76.139] ->
Sep 29 09:32:05 mailer zmtomcatmgr[3787]: status requested
Sep 29 09:32:05 mailer zmtomcatmgr[3787]: status OK
Sep 29 09:32:05 mailer zimbramon[3665]: 3665:info: 2007-09-29 09:32:01, STATUS: mailer.myzimbradomain.com: antispam: Running
Sep 29 09:32:05 mailer zimbramon[3665]: 3665:info: 2007-09-29 09:32:01, STATUS: mailer.myzimbradomain.com: antivirus: Running
Sep 29 09:32:05 mailer zimbramon[3665]: 3665:info: 2007-09-29 09:32:01, STATUS: mailer.myzimbradomain.com: ldap: Running
Sep 29 09:32:05 mailer zimbramon[3665]: 3665:info: 2007-09-29 09:32:01, STATUS: mailer.myzimbradomain.com: logger: Running
Sep 29 09:32:05 mailer zimbramon[3665]: 3665:info: 2007-09-29 09:32:01, STATUS: mailer.myzimbradomain.com: mailbox: Running
Sep 29 09:32:05 mailer zimbramon[3665]: 3665:info: 2007-09-29 09:32:01, STATUS: mailer.myzimbradomain.com: mta: Running
Sep 29 09:32:05 mailer zimbramon[3665]: 3665:info: 2007-09-29 09:32:01, STATUS: mailer.myzimbradomain.com: snmp: Running
Sep 29 09:32:05 mailer zimbramon[3665]: 3665:info: 2007-09-29 09:32:01, STATUS: mailer.myzimbradomain.com: spell: Running
Sep 29 09:32:05 mailer zimbramon[3665]: 3665:info: 2007-09-29 09:32:01, STATUS: mailer.myzimbradomain.com: stats: Stopped
Sep 29 09:32:05 mailer CRON[3664]: (pam_unix) session closed for user zimbra
Sep 29 09:32:06 mailer postfix/smtpd[3837]: connect from localhost.localdomain[127.0.0.1]
Sep 29 09:32:06 mailer postfix/smtpd[3837]: D4D67CB3A4: client=localhost.localdomain[127.0.0.1]
Sep 29 09:32:06 mailer postfix/cleanup[3734]: D4D67CB3A4: message-id=<25742150.1191083522989.JavaMail.root@njbr-wigdb2>
Sep 29 09:32:06 mailer postfix/qmgr[3455]: D4D67CB3A4: from=, size=1339, nrcpt=1 (queue active)
Sep 29 09:32:06 mailer amavis[3152]: (03152-01) FWD via SMTP: -> ,BODY=7BIT 250 2.6.0 Ok, id=03152-01, from MTA([127.0.0.1]:10025): 250 Ok: queued as D4D67CB3A4
Sep 29 09:32:06 mailer amavis[3152]: (03152-01) Passed CLEAN, [66.174.76.139] [66.174.76.21] -> , Message-ID: <25742150.1191083522989.JavaMail.root@njbr-wigdb2>, mail_id: lV8S6-rwUIq1, Hits: -2.506, size: 718, queued_as: D4D67CB3A4, 2368 ms
Sep 29 09:32:06 mailer postfix/smtp[3754]: 30AFDCB397: to=, relay=127.0.0.1[127.0.0.1], delay=2, status=sent (250 Ok: queued as D4D67CB3A4)
Sep 29 09:32:06 mailer postfix/qmgr[3455]: 30AFDCB397: removed
Sep 29 09:32:06 mailer postfix/smtpd[3837]: disconnect from localhost.localdomain[127.0.0.1]
Sep 29 09:32:06 mailer postfix/lmtp[3838]: D4D67CB3A4: to=, relay=none, delay=0, status=deferred (connect to mailer.myzimbradomain.com[71.245.107.235]: Connection refused)

I am able to send fine.