Sophos Community
User
Site
Search
User
Toggle Mobile menu
Community & Product Forums
Blogs
Partners
Events & Webinars
Getting Started
Support Portal
Community Blogs
Application Control
Community
Product documentation
Security
Feedback
Support Portal
Product documentation
Products
Endpoint security
Sophos Endpoint
Sophos XDR
Sophos Mobile
Network Security
Sophos Firewall
ZTNA
Sophos Switch
UTM Firewall
Sophos Wireless
NDR
Email Security
Sophos Email
Phish Threat
Cloud Security
Sophos Central
Sophos Cloud Optix
Support Tools
Sophos integrations
Free tools
Services
Management platform
Sophos Central
Support Portal
Sophos Community log in
Sophos Partners
Partners blog
Local Partner community
Partner news
Resources
MSP guides
Partner Care
Sophos Central
Webinars & Events
Webinars & Events
Calendar
Become a partner
Join our program
Events & Webinars
Events & Webinars
Calendar
Recordings
Getting started in the Community
How to get started
SophosID registration
How to set up your profile
How to contribute and participate
How to manage private messages
Member recognition
Rewards program
Leaderboard
Products and Services
Products
Endpoint security
Sophos Endpoint
Sophos XDR
Sophos Mobile
Network Security
Sophos Firewall
ZTNA
Sophos Switch
UTM Firewall
Sophos Wireless
NDR
Email Security
Sophos Email
Phish Threat
Cloud Security
Sophos Central
Sophos Cloud Optix
Support Tools
Sophos integrations
Free tools
Services
Management platform
Sophos Central
Support Portal
Sophos Community log in
Blogs
Community Blogs
Application Control
Community
Product documentation
Security
Feedback
Support Portal
Product documentation
Partners
Sophos Partners
Partners blog
Local Partner community
Partner news
Resources
MSP guides
Partner Care
Sophos Central
Webinars & Events
Webinars & Events
Calendar
Become a partner
Join our program
Events & Webinars
Events & Webinars
Events & Webinars
Calendar
Recordings
Getting Started
Getting started in the Community
How to get started
SophosID registration
How to set up your profile
How to contribute and participate
How to manage private messages
Member recognition
Rewards program
Leaderboard
Support Portal
Guest User!
You are not Sophos Staff.
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 2023
Rank
Name
Points
1
Amodin
741
2
BAlfson
695
3
Jay Jay
527
4
jprusch
350
5
Alan Brand
325
Updated:
31 Dec 2023 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
RBL Lists
0
Locked
31488
views
6
replies
Latest
over 9 years ago
by
Jens Heidling
Not Answered
Summary of the signing/encryption result
0
Locked
904
views
2
replies
Latest
over 9 years ago
by
Markus S.
Not Answered
Multiple mail domans
0
Locked
1407
views
2
replies
Latest
over 9 years ago
by
UDPride
Not Answered
SMTP Block Attachment Name
0
Locked
954
views
1
reply
Latest
over 9 years ago
by
BAlfson
Not Answered
TLS error on connection / TLS client disconnected cleanly (rejected our certificate?)
0
Locked
6373
views
1
reply
Latest
over 9 years ago
by
CliffyB
Not Answered
Remove/Replace attachment
0
Locked
1151
views
0
replies
Started
over 9 years ago
by
InformaticaOostkamp
Not Answered
SPX Portal Settings
0
Locked
5506
views
7
replies
Latest
over 9 years ago
by
Scott_Klassen
Not Answered
Mail Accepted domains [Solved]
0
Locked
3679
views
7
replies
Latest
over 9 years ago
by
Scott_Klassen
Not Answered
Mail Quarantine Limit?
0
Locked
3032
views
2
replies
Latest
over 9 years ago
by
AdamTyler
Not Answered
How to block if sender domain does not exist?
0
Locked
2641
views
1
reply
Latest
over 9 years ago
by
BAlfson
Not Answered
ATP C2/Generic-A from out Mailserver
0
Locked
2927
views
4
replies
Latest
over 9 years ago
by
jlbrown
Not Answered
SSL SMTP Proxy outbound to smarthost
0
Locked
5546
views
9
replies
Latest
over 9 years ago
by
aza2001
Not Answered
"550 Access denied - Invalid HELO name" when emails are sent to certain domains
0
Locked
25225
views
26
replies
Latest
over 9 years ago
by
jang430
Not Answered
Mails getting delayed and failing
0
Locked
4695
views
8
replies
Latest
over 9 years ago
by
BAlfson
Not Answered
"Waiting for delivery (spooled)" number doesn't change
0
Locked
4293
views
3
replies
Latest
over 9 years ago
by
clutka
Not Answered
Too Much Obvious Spam, What Can Be Done?
0
Locked
6779
views
9
replies
Latest
over 9 years ago
by
BAlfson
Not Answered
Attachments blocked by different extension
0
Locked
4774
views
4
replies
Latest
over 9 years ago
by
InformaticaOostkamp
Not Answered
To less malware detected during SMTP-Scan
0
Locked
9998
views
19
replies
Latest
over 9 years ago
by
Chris69
Not Answered
Restart after mail with ":" in subject
0
Locked
1175
views
4
replies
Latest
over 9 years ago
by
wiLLow
Not Answered
Checking Emails Through Sophos
0
Locked
4554
views
5
replies
Latest
over 9 years ago
by
zaphod
<
>