Sophos Community
Site
User
Site
Search
User
Community & Product Forums
Sophos Endpoint
Sophos XDR
Sophos Firewall
Sophos Email
Sophos Central
Sophos Factory
Sophos Mobile
Sophos NDR
Sophos Cloud Optix
Sophos Switch
Sophos Wireless
UTM Firewall
Community Chat
All Sophos Products
Community Blogs & Events
Sophos Community Blog
Community Security Blog
Product Documentation Blog
Application Control
Webinars and Events
Getting Started
Sophos Partners
MSP Guides
Webinars and Events
Member Recognition
Community Leaderboards
Launch Support Portal
More
Cancel
UTM Firewall
Mail Protection: SMTP, POP3, Antispam and Antivirus
Release Notes & News
Discussions
Recommended Reads
Members
Lifecycle and Migration
More
Cancel
New
UTM Firewall requires membership for participation - click to join
Recommended Reads
This curated forum is to highlight content created by the Community or by Sophos Staff.
Note:
Information is posted as-is and the content should be referenced at your own risk.
Tags
RSS
More
Cancel
UTM Quick Links
⁃
Retirement Calendar
Sophos Network Security HW:
⁃
Supported SW versions
⁃
Lifecycle Policy
⁃
Revision and Serial Number Coding
Suggested
UTM Top Contributors 2024
Rank
Name
Points
1
dirkkotte
415
2
PhilippRusch
110
3
FFin
78
4
Exrace
77
5
Budgie2
59
Updated:
22 Nov 2024 2:45 AM
More
Cancel
>
Recent Conversations
By title
By last reply date
By thread date
By reply count
By view count
By most asked
By votes
By quality
Descending
Ascending
All recent questions
Unanswered questions
Answered questions
Questions with suggested answers
Questions with no replies
Not Answered
Smtp IP Blacklist
+1
Locked
3131
views
9
replies
Latest
over 4 years ago
by
Michael_Kuerschner
Answered
SMTP relay blacklist function
0
Locked
2672
views
6
replies
Latest
over 4 years ago
by
Michael_Kuerschner
Not Answered
Send email to gmail account in spam
0
Locked
4147
views
8
replies
Latest
over 4 years ago
by
emmosophos
Not Answered
problem releasing quarantined emails
0
Locked
1753
views
5
replies
Latest
over 4 years ago
by
BAlfson
Not Answered
Removal of Basic Authentication from Exchange Online / SMTP AUTH OAUTH2
0
Locked
886
views
0
replies
Started
over 4 years ago
by
twister5800
Discussion
How to analyze the SMTP log file
Locked
12075
views
7
replies
Latest
over 4 years ago
by
BAlfson
Answered
smtpd daemon not running after email address change
0
Locked
2481
views
3
replies
Latest
over 4 years ago
by
emmosophos
Suggested Answer
Manage multiple certificates in the smtp service
0
Locked
892
views
1
reply
Latest
over 4 years ago
by
ilrobby
Not Answered
QUESTION ABOUT HTTP/S PROXY SERVER
0
Locked
530
views
1
reply
Latest
over 4 years ago
by
BAlfson
Suggested Answer
UTM 9.701: Outgoing mail when using multiple external interfaces and addresses
0
Locked
1812
views
4
replies
Latest
over 4 years ago
by
papa_
Not Answered
Malware passes POP3 proxy
0
Locked
946
views
2
replies
Latest
over 4 years ago
by
dirkkotte
Answered
SPF reject messages flooding impersonated victim
+1
Locked
1452
views
4
replies
Latest
over 4 years ago
by
DouglasFoster
Suggested Answer
sophos address not present in directory
0
Locked
2998
views
5
replies
Latest
over 4 years ago
by
BAlfson
Not Answered
Header modification on inbound mail
0
Locked
1952
views
3
replies
Latest
over 4 years ago
by
Albeck
Not Answered
SMTP connection from [178.238.8.106]:55613 (TCP/IP connection count = 1) SMTP connection from (User) [178.238.8.106]
0
Locked
1905
views
2
replies
Latest
over 4 years ago
by
BAlfson
Not Answered
Outbound mails fail with greylisting - no second attempt
0
Locked
5062
views
8
replies
Latest
over 4 years ago
by
BAlfson
Answered
General Email Protection Inquiries
0
Locked
1087
views
3
replies
Latest
over 4 years ago
by
BAlfson
Suggested Answer
smtp proxy - multiple mail servers
0
Locked
850
views
1
reply
Latest
over 4 years ago
by
DouglasFoster
Not Answered
How can I use Web Filter categories and reputations as spam filtering tools?
0
Locked
299
views
0
replies
Started
over 4 years ago
by
DouglasFoster
Not Answered
Expression filter error - Permission denied to change the SMTP proxy profile object 'containing xxx.com'.
0
Locked
5980
views
2
replies
Latest
over 4 years ago
by
BAlfson
<
>