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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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CASA RBL
EQ Admin
Jun 20, 2014
Replies
0
Views
3K
Jun 20, 2014
EQ Admin
R
Any help would be greatly appreciated - Problem with emails being returned.
raymond949
Jun 5, 2014
Replies
3
Views
3K
Jun 5, 2014
raymond949
R
A
UCEPROTECTL2 UCEPROTECTL2 Scam?
anonymous
May 21, 2014
Replies
1
Views
5K
May 21, 2014
EQ Admin
B
hotmail profile page
Bellareina
May 20, 2014
Replies
1
Views
3K
May 20, 2014
EQ Admin
info about ip addresses 209.131.36.158 and 212.162.1.124
Angela
Sep 30, 2009
Replies
6
Views
15K
Apr 30, 2014
mia
M
421 4.7.0 Our system has detected an unusual rate of unsolicited mail originating from your IP
EQ Admin
Apr 28, 2014
Replies
0
Views
8K
Apr 28, 2014
EQ Admin
Sending Failed Reason 451
EQ Admin
Apr 27, 2014
Replies
0
Views
4K
Apr 27, 2014
EQ Admin
How to capture passwords from Horde IMP webmail logins
EQ Admin
Apr 25, 2014
Replies
0
Views
3K
Apr 25, 2014
EQ Admin
72.167.238.29 Remote host said: 552 5.2.0 IB212 msg rejected as spam
EQ Admin
Apr 18, 2014
Replies
0
Views
6K
Apr 18, 2014
EQ Admin
HELP...email error: 452.4.1...temporary failure
Nuts4Mutts
Mar 26, 2014
Replies
4
Views
11K
Mar 26, 2014
Nuts4Mutts
Outlook.com email addresses rejecting email with 550 SC-001 (BAY0-MC1-F26)
EQ Admin
Mar 25, 2014
Replies
0
Views
5K
Mar 25, 2014
EQ Admin
S
SSL Certificate for email and PCI compliance
snowflake
Mar 24, 2014
Replies
1
Views
3K
Mar 24, 2014
EQ Admin
[Fixed!] IMAP username and password fails for Blue Host email account but only from some locations
EQ Admin
Mar 7, 2014
Replies
0
Views
3K
Mar 7, 2014
EQ Admin
Where does Blue Host store raw email messages?
EQ Admin
Mar 1, 2014
Replies
0
Views
2K
Mar 1, 2014
EQ Admin
cPanel/WHM: Fix for 550 Access denied - Invalid HELO name
Big Dan
Feb 14, 2014
Replies
0
Views
8K
Feb 14, 2014
Big Dan
Horde IMP validation failed when sending email
EQ Admin
Feb 12, 2014
Replies
0
Views
3K
Feb 12, 2014
EQ Admin
S
How make email system of 1000 users on open sources
stu
Feb 9, 2014
Replies
1
Views
3K
Feb 10, 2014
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
Disabling SMTP option in CISCO PIX firewall
EQ Admin
Feb 5, 2014
Replies
0
Views
2K
Feb 5, 2014
EQ Admin
Infraware POLARIS Mobile Mailer v2.5
EQ Admin
Jan 30, 2014
Replies
0
Views
10K
Jan 30, 2014
EQ Admin
How to view horde based webmail as a regular web site on an iPad
EQ Admin
Jan 30, 2014
Replies
0
Views
4K
Jan 30, 2014
EQ Admin
M
Re. Mail Forwarding Repeat Loop
mav2k
Jan 29, 2014
Replies
1
Views
2K
Jan 29, 2014
EQ Admin
duplicate emails
EQ Admin
Jan 20, 2014
Replies
0
Views
2K
Jan 20, 2014
EQ Admin
(#5.4.6) Sorry. Although I'm listed as a best-preference MX or A for that host
EQ Admin
Dec 17, 2013
Replies
0
Views
6K
Dec 17, 2013
EQ Admin
How to add mail server settings for a domain to the automatic database lookup in Thunderbird
EQ Admin
Dec 12, 2013
Replies
0
Views
3K
Dec 12, 2013
EQ Admin
Mail Server Migration Stories
EQ Admin
Oct 31, 2013
Replies
7
Views
5K
Dec 7, 2013
EQ Admin
SSL Certificate Error 80048888 (pop,imap,smtp) mail server settings
EQ Admin
Dec 6, 2013
Replies
0
Views
8K
Dec 6, 2013
EQ Admin
How to install /bin/mail
EQ Admin
Dec 5, 2013
Replies
0
Views
3K
Dec 5, 2013
EQ Admin
250 Message Queued (Timeout reading DATA command response from backend)
EQ Admin
Dec 4, 2013
Replies
0
Views
4K
Dec 4, 2013
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
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