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
popowich
Tens maybe Hundreds of Thousands of Exchange Servers Hacked

IMAP Tools

IMAP migration scripts and technical support
Threads
35
Messages
153
Threads
35
Messages
153
A
SMTP Outgoing mail not sending

Sendmail

Support for sendmail mail servers
Threads
17
Messages
30
Threads
17
Messages
30
popowich
Asp.net c# - Sending email with french characters in ToAddress

Postfix

Support for postfix mail servers
Threads
24
Messages
73
Threads
24
Messages
73
ychaouche
Rejected emails

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

Zimbra

Support for Zimbra mail servers
Threads
16
Messages
19
Threads
16
Messages
19
Latest Questions
zimbra-core is missing
K
Email Communication After Password Change
Replies
0
Views
632
kaliqubes
K
popowich
(Solved in 2021!) How to grow Ubuntu 20 root filesystem in AWS
Replies
0
Views
4K
popowich
popowich
popowich
Why did outbound email from my EC2 break?
Replies
0
Views
2K
popowich
popowich
qqqqq
mail in a box -- server for Ubu 18.4 LTS - super easy install
Replies
1
Views
2K
popowich
popowich
Latest Questions
DKIM
Replies
0
Views
1K
Latest Questions
Latest Questions
Latest Questions
554 Your access to this mail system has been rejected due to the sending MTA's
Replies
0
Views
1K
Latest Questions
Latest Questions
S
How to forward the responded mail without including response in it?
Replies
1
Views
2K
janusz
J
ychaouche
Refuse weak passwords
Replies
2
Views
1K
ychaouche
ychaouche
popowich
Why is my DKIM signature invalid? (The p= field must be base64 encoded)
Replies
3
Views
16K
popowich
popowich
ychaouche
How does maildrop know where to deliver the email ?
Replies
1
Views
2K
ychaouche
ychaouche
BRULE Herman
Mail send problem
Replies
2
Views
3K
popowich
popowich
ychaouche
The "everybody" alias
Replies
2
Views
2K
ychaouche
ychaouche
ychaouche
Authentication backend choice
Replies
2
Views
2K
ychaouche
ychaouche
B
Hotmail Not Accepting Emails From My Domain
Replies
5
Views
11K
Livija
L
D
Not recieving mail after server migration!?
Replies
1
Views
2K
popowich
popowich
A
SpamAssasin - make a rule that adds a score EVERY occurance?
Replies
6
Views
4K
Andy Newby
A
A
Enabling SpamAssasin checks for SpamHaus. How to?
Replies
5
Views
3K
Andy Newby
A
T
Bounce-back email: SMTP not sending or Email Host not Receiving?
Replies
0
Views
3K
tony17112acst
T
K
cableone - google vs synacor vs my own mail server
Replies
3
Views
3K
Kram
K
T
Multiple Mail Services
Replies
1
Views
2K
popowich
popowich
C
No way to prevent backscatter in cPanel/WHM
Replies
0
Views
3K
Chuckee
C
popowich
AT&T & Yahoo - Your customers are not receiving their email - 5.3.0 flph384 DNSBL RBL 521
Replies
13
Views
31K
Mike Stroven
M
B
Problems sending from my email account (GoDaddy hosted) to hotmail/outlook.com
Replies
19
Views
17K
BrienneofTarth
BrienneofTarth
T
im having problems setting up a smtp server
Replies
2
Views
2K
popowich
popowich
ychaouche
Roundcube SMTP authentication problem
Replies
2
Views
4K
unlocktheinbox
unlocktheinbox
ychaouche
The benefits of using mysql as a backend
Replies
1
Views
2K
popowich
popowich
popowich
List of email feedback loops
Replies
1
Views
3K
unlocktheinbox
unlocktheinbox
Latest Questions
DMARC Wizard
Replies
2
Views
3K
unlocktheinbox
unlocktheinbox
Latest Questions
553 5.3.0 flph384 DNSBL:RBL 521
Replies
0
Views
2K
Latest Questions
Latest Questions
Latest Questions
status=deferred (connect to alt2.gmail-smtp-in.l.google.com[2404:6800:4003:c01::1b]:25: Connection t
Replies
1
Views
3K
popowich
popowich
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