"Lost connection after DATA"

[schelp]

Hey Guys...

I can't receive e-mails from one domain: terra.com.br

In zimbra.log:

Sep 29 10:25:57 mail postfix/smtpd[27867]: 2348E2607FA: client=if09-mail-fb04-mia.mta.terra.com[208.84.243.228]
Sep 29 10:25:57 mail postfix/smtpd[27867]: lost connection after DATA from if09-mail-fb04-mia.mta.terra.com[208.84.243.228]
Sep 29 10:25:57 mail postfix/smtpd[27867]: disconnect from if09-mail-fb04-mia.mta.terra.com[208.84.243.228]

ZIMBRA VERSION: 5.0.18 OE
S.O: Suse 10 X64

in RBL list, I use:

combined.njabl.org
dynablock.njabl.org
sbl-xbl.spamhaus.org
korea.services.net
list.dsbl.org
dun.dnsrbl.net
spam.dnsrbl.net
cbl.abuseat.org
opm.blitzed.org
orvedb.aupads.org
orbl.globalmedia.com.br
blackholes.mail-abuse.org
sbl.spamhaus.org
xbl.spamhaus.org
zen.spamhaus.org

That's problem begin after update to 5.0.18 version.

Anyone help me, please?

Sorry for my english...