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Mail Server Support
Technical discussions with systems administrators about email servers, software, and appliances.
Microsoft Exchange
Support for Microsoft Exchange mail servers
Threads
41
Messages
104
Threads
41
Messages
104
Tens maybe Hundreds of Thousands of Exchange Servers Hacked
Apr 2, 2021
EQ Admin
IMAP Tools
IMAP migration scripts and technical support
Threads
35
Messages
153
Threads
35
Messages
153
A
SMTP Outgoing mail not sending
May 28, 2018
arytxer
Sendmail
Support for sendmail mail servers
Threads
17
Messages
30
Threads
17
Messages
30
Asp.net c# - Sending email with french characters in ToAddress
Jan 21, 2016
EQ Admin
Postfix
Support for postfix mail servers
Threads
25
Messages
74
Threads
25
Messages
74
Postfix - Virtual Alias Table Automated Population
Feb 24, 2022
postmanpat666
qmail
Support for qmail mail servers
Threads
102
Messages
271
Threads
102
Messages
271
O
Qmail does not forward emails with "=" in sender email address
May 6, 2019
Ove Halseth
Zimbra
Support for Zimbra mail servers
Threads
16
Messages
19
Threads
16
Messages
19
zimbra-core is missing
Jan 20, 2019
Latest Questions
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What are the Message Labs IP Address ranges?
EQ Admin
Nov 14, 2013
Replies
0
Views
6K
Nov 14, 2013
EQ Admin
How to send email automatically with php
EQ Admin
Nov 15, 2009
Replies
0
Views
6K
Nov 15, 2009
EQ Admin
Barracuda BRBL Whitelist
EQ Admin
Jan 23, 2009
Replies
0
Views
6K
Jan 23, 2009
EQ Admin
A
SpamAssasin - make a rule that adds a score EVERY occurance?
Andy Newby
Mar 8, 2017
Replies
6
Views
6K
Mar 9, 2017
Andy Newby
A
Intermittent problem for smtp servers relaying large email attachments from Sun v210's w/ Solaris 10
EQ Admin
May 7, 2010
Replies
1
Views
6K
Aug 26, 2010
EQ Admin
Postini and BigFish
EQ Admin
Nov 5, 2010
Replies
0
Views
6K
Nov 5, 2010
EQ Admin
Spamhaus DBL
EQ Admin
Jan 7, 2012
Replies
0
Views
6K
Jan 7, 2012
EQ Admin
Is there a free webmail provider that supports ipv6?
EQ Admin
Jan 13, 2011
Replies
0
Views
6K
Jan 13, 2011
EQ Admin
how to get real time from qmail logs
EQ Admin
Feb 8, 2012
Replies
0
Views
6K
Feb 8, 2012
EQ Admin
(Solved in 2021!) How to grow Ubuntu 20 root filesystem in AWS
EQ Admin
Apr 10, 2021
Replies
0
Views
6K
Apr 10, 2021
EQ Admin
How to fix a slow horde webmail when it's connecting to big imap accounts
EQ Admin
Dec 3, 2013
Replies
0
Views
6K
Dec 3, 2013
EQ Admin
J
qmail authentication problem with plesk
janyona
May 28, 2010
Replies
3
Views
6K
May 29, 2010
EQ Admin
M
whats the best smtp server software for bulk emails
mtspy
Mar 19, 2013
Replies
2
Views
6K
Mar 19, 2013
mtspy
M
421 PR(ct1) (BAY0-MC4-F8) - We have limits for how many messages can be sent per hour/day
EQ Admin
Oct 12, 2011
Replies
0
Views
5K
Oct 12, 2011
EQ Admin
Remote host said: 551 not our customer
EQ Admin
Feb 25, 2012
Replies
0
Views
5K
Feb 25, 2012
EQ Admin
Horde IMP - Message sent successfully, but not saved to Sent
EQ Admin
Feb 22, 2012
Replies
0
Views
5K
Feb 22, 2012
EQ Admin
A
Enabling SpamAssasin checks for SpamHaus. How to?
Andy Newby
Feb 21, 2017
Replies
5
Views
5K
Mar 2, 2017
Andy Newby
A
A
How to setup an imap account for entirely synchronised access without it breaking most domains mailb
aszarith
Nov 10, 2011
Replies
0
Views
5K
Nov 10, 2011
aszarith
A
How do I register a domain name for my business?
EQ Admin
May 26, 2009
Replies
0
Views
5K
May 26, 2009
EQ Admin
How to use the Spamhaus CSS RBL
EQ Admin
Feb 16, 2010
Replies
0
Views
5K
Feb 16, 2010
EQ Admin
550 IP x.x.x.x is blocked by EarthLink
EQ Admin
Oct 30, 2013
Replies
0
Views
5K
Oct 30, 2013
EQ Admin
Yahoo Deferrals
EQ Admin
Nov 6, 2008
Replies
0
Views
5K
Nov 6, 2008
EQ Admin
How to configure Horde / IMP to display inline HTML by default
EQ Admin
Nov 15, 2013
Replies
0
Views
5K
Nov 15, 2013
EQ Admin
How do I trace a missing email?
EQ Admin
Dec 29, 2009
Replies
0
Views
5K
Dec 29, 2009
EQ Admin
521 blocked by blacklist.mailrelay.att.net 521 DNSRBL Blocked for abuse
EQ Admin
Sep 12, 2013
Replies
0
Views
5K
Sep 12, 2013
EQ Admin
5% LuxSci Coupon Code from Email Questions
EQ Admin
Jul 24, 2013
Replies
0
Views
5K
Jul 24, 2013
EQ Admin
D
NXDOMAIN / public resolvers and zen.spamhaus.org
dns operations
Mar 27, 2011
Replies
0
Views
5K
Mar 27, 2011
dns operations
D
A
UCEPROTECTL2 UCEPROTECTL2 Scam?
anonymous
May 21, 2014
Replies
1
Views
5K
May 21, 2014
EQ Admin
DNS RHS Blacklist
EQ Admin
Nov 24, 2008
Replies
0
Views
5K
Nov 24, 2008
EQ Admin
421 too many connections
EQ Admin
Mar 2, 2012
Replies
0
Views
5K
Mar 2, 2012
EQ Admin
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