Table of Contents
Does WSUS use port 80?
To get updates from Microsoft Update, the WSUS server uses ports 80 and 443 for the HTTP and HTTPS protocols. Although most corporate firewalls allow this type of traffic, some companies restrict internet access from the servers because of security policies.
What firewall ports need to be open for SCCM 2012?
Required SCCM Firewall Ports

- 67 UDP. PXE Distribution Point.
- 68 UDP. PXE Distribution Point.
- 69 UDP. PXE Distribution Point.
- 80 TCP. Distribution Point, Fallback Status Point, Management point,
- 443 TCP. Distribution Point, Management point (secure)
- 4011 UDP. PXE Distribution Point.
- 8530 TCP. Software Update Point.
- 8531 TCP.
What ports need to be open for WSUS?
You will need port 80 (according to “Using the WSUS custom Web site” in Ref 2), but the other ports may depend on how you installed WSUS. It could be 80+443, or 80, or 443, or 80+8530 or 8531.
Does SCCM use port 80?
The following sections detail the ports that are used for communication in Configuration Manager….Configuration Manager console –> Reporting services point.
Description | UDP | TCP |
---|---|---|
HTTP | — | 80 Note 2 Alternate port available |
HTTPS | — | 443 Note 2 Alternate port available |
Does WSUS use TCP or UDP?
Make sure that the computers that you want to be WSUS clients can communicate with the EITS WSUS server on TCP port 8530. If they cannot, then you may need to open TCP port 8530 for out-going communication on the Windows Firewall or another firewall that is between your WSUS client computers and the EITS WSUS server.

Does SCCM use port 445?
#1) SMB traffic on TCP 445 is a requirement for the SCCM Primary to communicate with the SCCM Secondary site server. #2) SCCM clients in Network B do not need to traverse the firewall using SMB since the SCCM Secondary in Network B is “local” and the SCCM clients can use this as a distribution point.
Does SCCM use port 443?
Hi, By default, the HTTP port used for client to site system communication is port 80, and the default HTTPS port is 443. Ports for client-to-site system communication over HTTP or HTTPS can be changed during Setup or in the Site Properties for your Configuration Manager site.
Is WSUS port 8530 TCP or UDP?
How do I point my WSUS server?
To point the client computer to your WSUS server In Group Policy Object Editor, expand Computer Configuration, expand Administrative Templates, expand Windows Components, and then click Windows Update. In the details pane, double-click Specify intranet Microsoft update service location.
What does SCCM use port 10123 for?
client notifications
Port 10123 Details
Port(s) | Protocol | Details |
---|---|---|
10123 | tcp | SCCM (System Center Configuration Manager) Microsoft software management suite uses port 10123 for client notifications |
10118-10124 | tcp,udp | Unassigned |
How do I find my WSUS port number?
How to check and change the WSUS Port
- Log into the server hosting WSUS.
- Open IIS Manager.
- Right click on the site that is running WSUS (usually the default site) and select ‘Edit Binding’
- Check the port number and select ‘Edit’
- Change the Ports for HTTP (TCP) & HTTPS (SSL) to your desired port.
How does WSUS connect to client?
Point client computers to your WSUS server….
- On the client computer click Start, and then click Run.
- Type cmd, and then click OK.
- At the command prompt, type wuauclt.exe /detectnow. This command-line option instructs Automatic Updates to contact the WSUS server immediately.
How do I find SCCM ports?
This is a little tool I created for testing the required TCP ports on SCCM client systems. It will check that the required inbound ports are open and that the client can communicate to its management point, distribution point and software update point on the required ports.
What is the port number to contact Microsoft server and WSUS clients?
To get updates from Microsoft Update, the WSUS server uses ports 80 and 443 for the HTTP and HTTPS protocols.
How do I check if port 25 is open?
Check port 25 in Windows
- Open “Control Panel“.
- Go to “Programs“.
- Select “Turn Windows features on or off ”.
- Check the “Telnet Client” box.
- Click “OK“. A new box saying “Searching for required files“ will appear on your screen. When the process is completed, telnet should be fully functional.
How do I find my port number on Windows Server 2012?
* To display all open ports, open command prompt (Start -> Run -> Cmd), type netstat and press Enter. * To list all listening ports, use netstat -an |find /i listening command. * To find specified open port, use find switch.
How do you check if server is pointing to WSUS?
Take a look under Computer Configuration > Administrative Templates > Windows Components > Windows Update . You should see the keys WUServer and WUStatusServer which should have the the locations of the specific servers.
https://www.youtube.com/watch?v=csbkzlU5fyE