Search found 15 matches

by Simulcast
Sun Jan 01, 2012 4:08 pm
Forum: Administrators
Topic: Does reject_invalid_hostname cause a DNS lookup?
Replies: 2
Views: 431

Does reject_invalid_hostname cause a DNS lookup?

Thanks Phoenix and Vavai.Fwiw, for a test I turned off ALL Zimbra admin interface MTA protocol and DNS checks, bounced postfix, verified via postconf that restrictions were reduced to "reject_non_fqdn_recipient, reject_unlisted_recipient, permit_mynetworks, permit_sasl_authenticated, check_send...
by Simulcast
Fri Dec 30, 2011 11:57 am
Forum: Administrators
Topic: Does reject_invalid_hostname cause a DNS lookup?
Replies: 2
Views: 431

Does reject_invalid_hostname cause a DNS lookup?

Hi,I'm using reject_invalid_hostname as the first of my smtpd_recipient_restrictions in Postfix.I believe the following is a log entry for a related (eventual) rejection:Dec 29 23:57:18 smtp postfix/smtpd[26403]: warning: 209.124.166.41: hostname atclientaccess.baltimorehousing.org verification ...
by Simulcast
Wed Dec 28, 2011 9:39 pm
Forum: Administrators
Topic: [SOLVED] Open Relay amavis warnings in zimbra.log
Replies: 17
Views: 2467

[SOLVED] Open Relay amavis warnings in zimbra.log

For anyone else looking at this, for the obvious reason, it seems you will continue to see the Amavis "Open relay?" log entries -- even when Global and Server Webmail MTA Hostnames settings are "localhost" or the simply same as instructed above -- when mail is sent by an sasl aut...
by Simulcast
Tue Dec 27, 2011 6:46 pm
Forum: Administrators
Topic: RBLs queries in sequence?
Replies: 2
Views: 282

RBLs queries in sequence?

Thanks for the confirmation re: RBL checks in sequence, Bill.
Alas, I'm not using bind and Google (not Yahoo! ;-) failed me! Off topic so will research elsewhere.
All best!
by Simulcast
Tue Dec 27, 2011 1:11 am
Forum: Administrators
Topic: RBLs queries in sequence?
Replies: 2
Views: 282

RBLs queries in sequence?

Hi,I'm getting reports from the "by server" version of the postfix mail stats script here PostConf | Spam Reports nightly via cron, and they detail the percentage of mail blocked by each RBL configured. (Nice script, btw.)It very much seems that with the zen, barracuda, and spamcop RBL...

Go to advanced search