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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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SORBS-SPAM
EQ Admin
Sep 29, 2011
Replies
0
Views
4K
Sep 29, 2011
EQ Admin
SORBS-DUHL LISTED Detail Return codes were: 127.0.0.10 blacklist
EQ Admin
Oct 6, 2011
Replies
6
Views
8K
Oct 23, 2011
EQ Admin
SORBS v2.0 Spam
EQ Admin
Oct 11, 2011
Replies
0
Views
3K
Oct 11, 2011
EQ Admin
SORBS Blacklist Spam Tools Settings
EQ Admin
Nov 16, 2010
Replies
0
Views
4K
Nov 16, 2010
EQ Admin
SMTP Relays
EQ Admin
May 9, 2010
Replies
0
Views
3K
May 9, 2010
EQ Admin
SMTP error code # 0X800CCC6A
EQ Admin
Feb 7, 2012
Replies
0
Views
10K
Feb 7, 2012
EQ Admin
B
SMTP Call Forward
BuffaloBill
Mar 18, 2010
Replies
3
Views
6K
Mar 19, 2010
EQ Admin
SMTP 550 Blocked - Why is my email blocked with an error message?
EQ Admin
Feb 6, 2014
Replies
0
Views
18K
Feb 6, 2014
EQ Admin
Y
Server tutorials
youngblood101
Nov 6, 2012
Replies
1
Views
2K
Nov 6, 2012
EQ Admin
A
Server Setup
awdscot
Sep 8, 2009
Replies
3
Views
3K
Sep 8, 2009
EQ Admin
S
Server error: '554 5.7.1 Relay access denied'
snowflake
Jan 20, 2015
Replies
1
Views
3K
Jan 20, 2015
EQ Admin
Sending Failed Reason 451
EQ Admin
Apr 27, 2014
Replies
0
Views
4K
Apr 27, 2014
EQ Admin
M
security in hotmail.com
mimmu66
Oct 20, 2011
Replies
1
Views
3K
Oct 22, 2011
blenheimfire
B
Schulte RBL Blacklist
EQ Admin
Feb 27, 2009
Replies
0
Views
3K
Feb 27, 2009
EQ Admin
J
Roundcube With Godaddy Server, Plugin Help
Johnnybravo
Mar 13, 2012
Replies
5
Views
12K
Mar 25, 2012
bburg
Roundcube SMTP authentication problem
ychaouche
Mar 29, 2016
Replies
2
Views
5K
Mar 29, 2016
unlocktheinbox
Returned mail: #5.1.0 Address rejected. (from smtp.secureserver.net)
EQ Admin
Nov 8, 2013
Replies
0
Views
3K
Nov 8, 2013
EQ Admin
Restore Factory Defaults
EQ Admin
Nov 12, 2008
Replies
0
Views
17K
Nov 12, 2008
EQ Admin
Remote host said: 554 5.7.1 DNS Blacklisted
EQ Admin
Feb 10, 2012
Replies
0
Views
17K
Feb 10, 2012
EQ Admin
Remote host said: 554 5.2.1 : (DYN:T1)
EQ Admin
Mar 27, 2012
Replies
0
Views
4K
Mar 27, 2012
EQ Admin
Remote host said: 551 not our customer
EQ Admin
Feb 25, 2012
Replies
0
Views
5K
Feb 25, 2012
EQ Admin
Remote host said: 550 5.1.1 recipient rejected 98.139.213.140 is in RBL [RCPT_TO]
EQ Admin
Nov 15, 2013
Replies
0
Views
10K
Nov 15, 2013
EQ Admin
Remote host said: 550 #5.1.0 Address rejected
EQ Admin
Dec 23, 2008
Replies
0
Views
81K
Dec 23, 2008
EQ Admin
Remote host said: 250 2.0.0 OK
EQ Admin
Mar 6, 2012
Replies
0
Views
8K
Mar 6, 2012
EQ Admin
rejected commands from x.x.x.x due to pre-greeting traffic
EQ Admin
Sep 26, 2013
Replies
0
Views
9K
Sep 26, 2013
EQ Admin
Refuse weak passwords
ychaouche
May 22, 2018
Replies
2
Views
3K
May 29, 2018
ychaouche
S
redirect emails from one server to another
seeker
May 23, 2011
Replies
1
Views
4K
May 24, 2011
EQ Admin
O
redirect emails
obrienk
Mar 3, 2010
Replies
1
Views
3K
Mar 5, 2010
EQ Admin
V
Received-SPF: permerror (encountered permanent error during SPF processing of domain )
vahidbakhtiary
Oct 27, 2013
Replies
8
Views
20K
Oct 30, 2013
EQ Admin
reason: 550 5.7.1 Requested action not taken: message refused (mailbox unavailable)
EQ Admin
Nov 6, 2012
Replies
0
Views
4K
Nov 6, 2012
EQ Admin
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