MES firewall exceptions list and firewall ports
- Last UpdatedJun 17, 2025
- 2 minute read
The firewall ports and exception list specific to MES applications are created during the MES DB/MW Communication component configuration.
The default HTTPS, HTTP, and SQL Server firewall ports that are required by MES applications are opened by default on Windows or by installing SQL Server. The default HTTP and HTTPS port numbers that MES uses are listed in the following table.
|
Application / Service |
Component |
Port |
Changeable |
||||||
|
HTTP |
HTTPS |
TCP |
NET. MSMQ |
HTTP |
HTTPS |
TCP |
NET. MSMQ |
||
|
FactMES. Server.Host (MW Service Host executable) |
MW sync endpoint |
80 |
443 |
8099 |
N/A |
Y |
Y |
N |
N/A |
|
MW async endpoint |
N/A |
N/A |
NA |
1801 |
N/A |
N/A |
N/A |
N |
|
|
Event broker |
80 |
N/A |
N/A |
N/A |
Y |
N/A |
N/A |
N/A |
|
|
MES middleware web API |
N/A |
4431 |
N/A |
N/A |
N/A |
Y |
N/A |
N/A |
|
|
MES Curation Web API |
N/A |
4431 |
N/A |
N/A |
N/A |
Y |
N/A |
N/A |
|
|
Client applications |
MES middleware proxy |
80 |
443 |
N/A |
N/A |
Y |
Y |
N/A |
N/A |
|
Internet Information Service (IIS) |
MES Web Portal |
N/A |
443 |
N/A |
N/A |
N/A |
Y |
N/A |
N/A |
|
System Management Server (SMS) |
AVEVA Identity Management (AIM) |
80 |
443 |
N/A |
N/A |
Y |
Y |
N/A |
N/A |
1 MES shares the port with SMS for the MES Web API and MES Curation Web API.
For a list of the firewall ports used by other AVEVA products with which MES works, refer to their documentation:
-
License Server and Manager: Enterprise Licensing Guide
-
System Platform: System Platform Readme and Application Server User Guide
-
Work Tasks: Work Tasks Administrator Guide
-
BI Gateway: BI Gateway Installation Guide and BI Gateway Web Configuration Guide
For SQL Server and similar third-party products, refer to the appropriate product documentation.