Type the following command: wsusutil ConfigureSSLproxy [< proxy_server proxy_port>] -enable, where: proxy_server is the name of the proxy server that supports HTTPS. If the proxy server requires that you use a specific user account, select the Use user credentials to connect to the proxy server check box. Find the WSUS pool and choose the Advanced settings. Navigate to the %ProgramFiles%\Update Services\Tools\ folder. After selecting the appropriate language options for your deployment, click Next to continue. For example, if you are using HTTP, you should type http://servername:8530. Read the instructions on the Join the Microsoft Update Improvement Program page and evaluate if you want to participate. Certificate Updates/Revocation. Microsoft already released a fix for the issue explained in the KB 4039396. If the User Account Control dialog box appears, enter the appropriate credentials (if requested), confirm that the action it displays is what you want, and then click Continue. Set the time for the First synchronization, and then specify the number of Synchronizations per day that you want this server to perform. if you choose Synchronize manually, you must start the synchronization process from the WSUS Administration Console. Microsoft reduces the risk of sending update files over an unencrypted channel by signing each update. WSUS ultimately relies on Microsoft IIS on the backend, even when integrated with Configuration Manager. Creation of daily and weekly optimization scheduled tasks. When you have the answers for these questions, you can start configuring the following WSUS network settings: Updates Specify the way this server will obtain updates (from Microsoft Update or from another WSUS server). When the SUP is hosted on a remote server then, we can have a maximum of 150,000 clients for that SUP. Click computers, and then select the computers that you want to assign to this new group. When the queue is full, new requests receive a 503 “Service Unavailable” response. Anoop is Microsoft MVP and Veeam Vanguard ! Depending on the type of certificate that is used, you might have to set up a service to enable the client computers to trust the certificate that is bound to the WSUS server. Checks to see if you have a dirty database, and if you do, fixes it. Click Next. In the Proxy server name text box, type the name of the proxy server. Find the WSUS pool and choose the Advanced settings. Certificate Distribution. WSUS should now be completely gone from your system. This option automatically begins downloading updates and then installs the updates on the day and time that you specify. To remove a proxy server from the WSUS configuration, clear the check box for Use a proxy server when synchronizing. If you want to update Group Policy sooner, you can open a Command prompt window on the client computer and type gpupdate /force. In this section, locate the parameter named Private Memory Limit (KB). Best Practice – IIS – WSUS App Pool – Queue Length for SCCM CB SUP? Auto download and schedule the install. To open a command prompt as an administrator, go to Start. His main focus is on Device Management technologies like SCCM 2012,Current Branch, Intune. Computer groups permit you to test and target updates to specific computers. To obtain updates from Microsoft Update, the WSUS server uses port 443 for HTTPS protocol. By default, these ports are configured as follows: On WSUS 3.2 and earlier, port 80 for HTTP and 443 for HTTPS, On WSUS 6.2 and later (at least Windows Server 2012 ), port 8530 for HTTP and 8531 for HTTPS are used. The Set Sync Schedule page enables you to select whether to perform synchronization manually or automatically. You can set up one proxy server that handles both protocols for WSUS during the WSUS server software installation. Later in this topic, you will learn how to perform these configurations by using the Options page: In the Server Manager navigation pane, click Dashboard, click Tools, and then click Windows Server Update Services. Review the features checked below. WSUS has the ability to publish custom update packages to update Microsoft and non-Microsoft products. Link this WSUS GPO to an active directory container that is appropriate for your environment. In the Windows Update details pane, double-click Specify intranet Microsoft update service location. In the complete WSUS Installation dialog box, click Close when the installation successfully finishes. Click the Web Site tab. Configure the WSUS web services to require SSL. During the WSUS Configuration Wizard (discussed in the next section) do not specify a proxy server. In the add computer Group dialog box, in Name, specify the name of the new group, and click then add. To enable anonymous read access, follow the steps for the applicable version of IIS: Enable Anonymous Authentication (IIS 7), as documented in the IIS 7 Operations Guide. This setting indicates to the WSUS server which group the client computer will use. At the top of the start menu, right-click Command prompt, and then click Run as administrator. This includes all client computers, downstream servers, and computers that run the WSUS Administration Console. after discovering that it expired), WSUS offered no functionality to enable this. The following procedures assume that your network runs active directory. 1. WSUS doesn't push updates. WSUS Configuration Manager will not be able to configure WSUS Server "CMServerName.domain.local" as the WSUS Server remoting API's of version 3.0 SP2 or greater are not installed on this site server. When you configure SSL on client computers, you should consider the following issues: You must include a URL for a secure port on the WSUS server. Before you start the configuration process, be sure that you know the answers to the following questions: Is the server's firewall configured to allow clients to access the server? You must complete this step if you identified that WSUS needs a proxy server to have Internet access. The client computers must trust the certificate that you bind to the WSUS server. Comprehensive Windows Server Update Services (WSUS) configuration and optimization script.. In the GPMC, expand computer Configuration, expand Policies, expand Administrative Templates, expand Windows components, and then click Windows Update. WSUS is a local Windows Updates repository. I was working with Microsoft support for an SCCM SUP related issue on one SCCM CB 1706 environment. These procedures also assume that you are familiar with Group Policy and you use it to manage the network. Think your Private Memory Limit is missing a zero. This procedure assumes that you are using the WSUS Configuration Wizard, which appears the first time you launch the WSUS Management Console. If the certificate is only imported to the Local User Trusted Root CA store, the downstream WSUS server will not be authenticated on the upstream server. Troubleshooting Step 5: IIS Application Pool Running and Optimized. Enter a local or remote path to store updates. You should require SSL for the following virtual roots only: You should not require SSL for the following virtual roots: The certificate of the certification authority (CA) must be imported into the local computer Trusted Root CA store, or the Windows Server Update Service Trusted Root CA store on downstream WSUS servers. The KB4039396 addressed the issue with WSUS update metadata processing that can cause some clients to time out with a 0x8024401c error. if you choose to synchronize from another WSUS server, specify the server name and the port on which this server will communicate with the upstream server. WSUS integrated update and computer cleanup. In addition to NTFS permissions occasionally being incorrectly set for WSUS, from time-to-time we find IIS permissions being incorrect or out of sync. Removal of device drivers from WSUS repository (greatly improves speed, reliability, and reduces storage space needed). He is a Solution Architect on enterprise client management with more than 17 years of experience (calculation done on the year 2018) in IT. On the Update Source page, select Synchronize from another Windows Server Update Services server. Use the WSUS Configuration wizard to perform the base WSUS configuration. Open a command prompt (Cmd.exe) as an administrator. Type the port number that the server uses for SSL connections into the Port number text box. That post covers the end to end patching process and troubleshooting tips. However, the port that you set up for SSL also determines the port that WSUS uses to send clear HTTP traffic. We need to open the IIS console and locate the Application pools branch. Enable client-side targeting enables client computers to add themselves to target computer groups on the WSUS server, when Automatic Updates is redirected to a WSUS server. The following is a summary of recommended changes, and a related screenshot. Install the WSUS server role. For client computers that are configured with a domain-based Group Policy Object, it can take about 20 minutes for Group Policy to apply the new policy settings to the client computer. A second approach may be to set Enable 32-Bit Applications to False in the Application Pools Advanced Settings. Click Next if you want to read more about additional settings, or you can click Finish to conclude this wizard and finish the initial WSUS setup. On the Choose Upstream Server page, there are two options: Synchronize the updates with Microsoft Update, Synchronize from another Windows Server Update Services server. Expand the WSUS Administration site so you see the list of web services and virtual directories for WSUS. Secure WSUS with the Secure Sockets Layer Protocol, Enabling Anonymous Authentication (IIS 6.0). In addition, a hash is computed and sent together with the metadata for each update. If the certificate is imported to the Local User's Trusted Root CA store only, Automatic Updates will fail server authentication. To do so, launch Internet Information Services. Allow local admin to choose setting. I have a remote WSUS + SCCM SUP server installed on 2012 R2. If you begin detection manually, you do not have to wait 20 minutes for the client computer to contact WSUS. On the client computer, open a Command prompt window with elevated privileges. If the proxy server supports basic authentication, select the Allow basic authentication (password is sent in cleartext) check box. Keep Internet Information Services (IIS) Manager open for the next steps. The default ports are the same as those specified in the preceding section Connection between WSUS servers, and the firewall on the WSUS server must also be configured to allow inbound traffic on these ports. Selecting a subset of languages will save disk space, but it is IMPORTANT to choose all of the languages that are needed by all the clients of this WSUS server. How can i force it to manually report to the WSUS … Me funciono. You must consider the following limitations when you use SSL to secure a WSUS deployment: Using SSL increases the server workload. Select your server from the server pool. To add the proxy server that uses the HTTP protocol to the WSUS configuration, use the following procedure: In the left pane, expand the server name, and then click Options. Retain the default selection, or clear the check box, and then click Next. Open IIS; Expand the Server Name; Click in Application Pools; Click in WsusPool 2. Configure Secure Sockets Layer (SSL) protocol to help protect Windows Server Update Services (WSUS). Use computer groups to control the rollout. In the Command prompt window, type the following command: certificateName is the DNS name of the WSUS server. Can this computer connect to the upstream server (such as the server that is designated to download updates from Microsoft Update)? 2. Just a note, in your screenshots you’ve changed “Service Unavailable” Response Type to TcpLevel, but you haven’t actually mentioned doing it in the text anywhere. Use Internet Information Services (IIS) throttling to limit throttling to one or more web services. Use computer groups to control the rollout. When the self-signed certificate expires or nears expiration, WSUS will log events in the event log. In this case, set one channel to use HTTP and the other channel to use HTTPS. Now our Next Step is to change the Bindings and assign a different port number to the HTTP Connection for WSUS, so that the clients are unable to scan against it, thereby freeing up the memory for us. * Make the following "Advanced Settings" for WSUS Application Pool in IIS: - Queue Length: 25000 from 10000 - Limit Interval (minutes): 15 from 5 - "Service Unavailable" Response: TcpLevel from HttpLevel * Edit the web.config ( C:\Program Files\Update Services\WebServices\ClientWebService\web.config ) for WSUS (Stop the IIS first): You can find the detailed information in this post. You can use the Secure Sockets Layer (SSL) protocol to help secure the WSUS deployment. Auto download and notify for install. Modify IIS WSUS Application Pool Settings Launch Server Manager – Launch IIS Manager; IIS Console – Click on Application Pools; Right-click ‘WsusPool’ and select ‘Advanced Settings’ Change the value of 'Queue Length’ under the General section to 30,000; Change 'Service Unavailable' Response Type from default HTTPlevel to TcpLevel The support engineer was helpful, and she helped to setup the best practices for IIS settings required for remote WSUS/SUP. You can find the detailed information in this post. Select the appropriate product options for your deployment, and then click Next. if this is a replica server, select the This is a replica of the upstream server check box. Computer groups are an IMPORTANT part of Windows Server Update Services (WSUS) deployments. WSUS also uses SSL to encrypt update metadata. WSUS needs a database to store WSUS Configuration and update metadata. Applies To: Windows Server 2019, Windows Server (Semi-Annual Channel), Windows Server 2016, Windows Server 2012 R2, Windows Server 2012. Correct config is likely not both but WSUS pool only. Then click Next. If your server requires a Proxy server to connect to the internet, check Use a proxy server when synchronizing.Then enter the details of the proxy server and click Next. This option automatically begins downloading updates and then notifies a logged-on administrative user before installing the updates. On the Specify Proxy Server page, select the Use a proxy server when synchronizing check box, and then type the proxy server name and port number (port 80 by default) in the corresponding boxes. In the Command prompt window, go to the C:\Program Files\Update Services\Tools folder. Configure WSUS by using the WSUS Configuration Wizard, 2.5. These requirements can be met by using one of the following configurations: A single proxy server that supports two protocol channels. Otherwise, you should be careful about this settings. When you type the intranet address of your WSUS server, make sure to specify which port is going to be used. The default port number is 80. By default, WSUS will use port 8530 for HTTP and 8531 for HTTPS. Firewall If you identified that WSUS is behind a corporate firewall, there are some additional steps that must be done at the edge device to properly allow WSUS traffic. Remove the WSUS Content folder wherever you had it previously installed (eg. I’ve just checked your screenshot and that is correct, though. He writes about the technologies like SCCM, SCOM, Windows 10, Azure AD, Microsoft Intune, RMS, Hyper-V etc... You have entered an incorrect email address! For example, they can choose a scheduled installation time. * Make the following "Advanced Settings" for WSUS Application Pool in IIS: - Queue Length: 25000 from 10000 - Limit Interval (minutes): 15 from 5 - "Service Unavailable" Response: TcpLevel from HttpLevel * Edit the web.config ( C:\Program Files\Update Services\WebServices\ClientWebService\web.config ) for WSUS (Stop the IIS first): Microsoft best practice WSUS database optimization and re-indexing. By default, Group Policy updates in the background every 90 minutes, with a random offset of 0-30 minutes. In this section, locate the parameter named Private Memory Limit (KB). Deploy Internet Protocol security (IPsec) to help secure network traffic. Windows clients "pull" updates from WSUS. If you want to participate in the program. Manually run Windows Updates on the server in question and select the option to connect to Windows Updates online, which will bypass WSUS, then … (Make sure that this server and the upstream server support SSL.). This site uses Akismet to reduce spam. On the Web Server (IIS) Role information page, read the information then click Next to proceed. What is Queue Length? If you use any port other than 443 for SSL, you must include that port in the URL also. The listening interfaces and ports are configured in the IIS site(s) for WSUS and in any Group Policy settings used to configure client PCs. As a best practice, create at least one computer group to test updates before you deploy them to other computers in your organization. Click OK to close the Configure Automatic Updates policy and return to the Windows Update details pane. By default, WSUS is configured to use Microsoft Update as the location from which to obtain updates. You can create as many custom computer groups as you need to manage updates in your organization. You must create the group on the WSUS server, and add domain-member computers to that group. I have seen some things saying IIS settings need adjustment, but not seeing much if these settings also need to be changed in server 2019 also. WSUS uses SSL to authenticate client computers and downstream WSUS servers to the WSUS server. WSUS uses SSL for metadata only, not for update files. Expand Web Sites, right-click the website for the WSUS server, and then click Properties. For a local database it will use Windows Internal Database (WID) which is a limited version of SQL Express that doesn’t have a GUI or management interface. A SUP that is remote from the site server can support up to 150,000 clients when the remote computer meets the WSUS requirements to support this number of clients. Review the features checked below. When an update is downloaded, WSUS checks the digital signature and hash. Notify me of follow-up comments by email. IIS Configuration validation and optimization. To use SSL, select the Use SSL when synchronizing update information check box. By default, this option is selected. I also have a video tutorial published several months back about SCCM Software Update process. Description . Create computer groups in the WSUS administration console to manage updates in your organization. Learn how your comment data is processed. Click Enabled, and then, server in the Set the intranet update service for detecting updates and Set the intranet statistics server text boxes, type the same URL of the WSUS server. In the details pane, double-click Configure Automatic Updates. If the update has been changed, it is not installed. 9. Modify IIS WSUS Application Pool Settings Launch Server Manager – Launch IIS Manager; IIS Console – Click on Application Pools; Right-click ‘WsusPool’ and select ‘Advanced Settings’ Change the value of 'Queue Length’ under the General section to 30,000; Change 'Service Unavailable' Response Type from default HTTPlevel to TcpLevel WSUS can automatically sign these custom update packages for you with an Authenticode certificate. We need to open the IIS console and locate the Application pools branch. One of the best practices that can apply in WSUS to avoid problems with the performance and timeouts is to properly configure the WSUS Application Pool in IIS. To determine the WSUS port settings in IIS 6.0 1. Comprehensive Windows Server Update Services (WSUS) configuration and optimization script.. In IIS, for the wsus website, I added an additional https binding, port 443, and set the hostname to wsus.domain.com, and bound the *.domain.com certificate to it. This setting should be as per the hardware configuration of your SCCM site system server. Although most of corporate firewalls allow this type of traffic, there are some companies that restrict Internet access from the servers due the company's security policies. When you configure WSUS to use SSL, consider the following: You cannot configure the whole WSUS website to require SSL because all traffic to the WSUS site would have to be encrypted. He is Blogger, Speaker and Local User Group Community leader. Video Tutorial to Learn SCCM ConfigMgr CB Software Update Patching Process, SCCM 1706 KB4042345 Server Side Fix for Peer Cache, Fix Report Server cannot Open a Connection Error ConfigMgr | SCCM, ConfigMgr Delete Aged Cloud Management Gateway Traffic Data Task | SCCM, Launch Server Manager – Launch IIS Manager, Right-click ‘WsusPool’ and select ‘Advanced Settings’, Change the value of ‘Queue Length’ under the General section from the default 1,000 to 30,000, Right click ‘WsusPool’ and select ‘Advanced Settings’, Change the value of ‘Private Memory Limit’ under the, Click OK to save and restart the IIS service, WSUS SUP causes high CPU and clients fail updates scan –, What are the best Practices for Software Updates/Patching in SCCM –, Windows Server 2012 R2 WSUS Issue: Clients cause the WSUS App Pool to become unresponsive with HTTP 503 –. This’ll improve WSUS availability. Internet Information Services (IIS) Manager → Server → Application Pools → Select “WSUSPool” → Actions Advanced → Recycling → change “Private Memory Limit (KB)“. Log on to the WSUS server by using an account that is a member of the WSUS Administrators group or the local Administrators group. Before realizing what the issue was, I attempted to re-install WSUS and IIS from scratch numerous times … The maximum amount of private memory a worker process can consume before causing the application pool to recycle. A client computer identifies itself as a member of a particular computer group when it sends information to the WSUS server. The group policy settings will be used to obtain automatic updates from Windows Server Update Services (WSUS). Now our Next Step is to change the Bindings and assign a different port number to the HTTP Connection for WSUS, so that the clients are unable to scan against it, thereby freeing up the memory for us. If the complete WSUS Installation dialog box appears, click Run. Enter a local or remote path to store updates. If the database connection must be secured, consider the following recommendations: Move the WSUS database to the WSUS server. The servers will use port 443 for synchronization. In a more complex environment, you might link multiple WSUS GPOs to several organizational units (OUs), which will enable you to apply different WSUS policy settings to different types of computers. Consider the following examples: If you use the industry standard port of 443 for HTTPS traffic, WSUS uses the industry standard port 80 for clear HTTP traffic. Use Internet Information Services (IIS) throttling to limit throttling to one or more web services. WID is Windows Internal Database. Local administrators cannot disable Automatic Updates. Under IIS Manager App – Expand Server name – Sites – WSUS … For client computers that are configured by using the Local Group Policy editor, the GPO is applied immediately, and the update takes about 20 minutes. You can create the group policy and apply it at domain level. Is this post related to WSUS SUP causes high CPU? Then click Next to proceed. This is primarily for Server 2012 WSUS, and is a manual execution only. The support engineer was helpful, and she helped to setup the best practices for IIS settings required for remote WSUS/SUP. The following section describes how to configure a corporate firewall that is positioned between WSUS and the Internet. DESCRIPTION: Comprehensive Windows Server Update Services (WSUS) configuration and optimization script. 10. Use the following options to modify the existing proxy server configuration: Select the check box for Use a proxy server when synchronizing. On the Before you Begin page, review the information, and then click Next. When you all the site system roles on a single server then, you should be very careful with private memory limit setting of WSUS Application pool. In that case, my recommendation is NOT to set 0 as private memory limit setting. All the servers referring to this post are running with Server 2012 R2 OS. The firewall on the WSUS server must be configured to allow inbound traffic on these ports. For more information about how to use SSL certificates in IIS, see Require Secure Sockets Layer (IIS 7). The following virtual directories (vroots) are created in IIS (in the Default Web Site by default) for client to server synchronization, server to server synchronization, reporting, and client self-update. In IIS Manager on the WSUS server, go to Sites > WSUS Administration. so weird. On the Choose Classifications page, select the update classifications that you want to obtain. Log on to the computer by using a user account that is a member of the local Administrators group or the WSUS Administrators group. I know this is a thing that should be done, as I’ve read it elsewhere, perhaps you could add it to the text as well for those that are unsure. Under IIS Manager App – Expand Server name – Sites – WSUS … Click Enabled, and then select one of the following options under the Configure automatic updating setting: Notify for download and notify for install. WSUS requires two ports for SSL: one port that uses HTTPS to send encrypted metadata, and one port that uses HTTP to send updates. Best Practice – IIS WSUS App Pool – Private memory limit Settings for Remote SUP/WSUS Server. If you have only a WSUS/SUP role on a dedicated server like me then, you can set the private memory limit to 0. 11. Select Enable client-side targeting, select Enabled, and then type the name of the WSUS computer group to which you want to add this computer in the Target group name for this computer box. Click start, click All Programs, click Administrative Tools, and then click Windows Server Update Service. Because WSUS initiates all the network traffic, it is not necessary to configure Windows Firewall on the WSUS server. Use the following procedures to configure Automatic Updates for client computers: Step 4: Configure Group Policy Settings for Automatic Updates, 2.3. Muchas Gracias por el aporte. – Maximum number of requests that HTTP .sys will queue for the application pool. If you wanted to update or revoke a certificate (i.e. Because waiting for detection to start can be a time-consuming process, you can use the following procedure to initiate detection immediately. These settings are found in IIS Manager > Application Pools > choose WsusPool and then click the Advanced Settings link in the right side pane of IIS manager. Ensure that IIS Virtual Directories (vDir's/webservices)) are set as shown below: After you have confirmed the security and had to make a change to it in IIS, remember to do a IISRESET. Great article, I refer back to this when setting up new SUPs even though I’ve done it a few times and have a fair idea what I’m doing, just to refresh my memory. W2016 Standard WSUS 10.0.14393.2007 IIS 10 Edited the already present MIME type in IIS – .ESD – at top of App pool tree & WSUS pool. Choose all the classifications or a subset of them, and then click Next. Note the information in the Windows Server Update Services page. Click the Web Site tab. Scroll down to the Recycling section. The certificate on a client computer must be imported into the Local computer Trusted Root CA store or Automatic Update Service Trusted Root CA store. Although Internet connectivity is required to download updates from Microsoft Update, WSUS offers you the ability to import updates onto networks that are not connected to the Internet. If you do not select this option, you need to use WSUS Management Console to perform the initial synchronization. Recently, I deployed Windows Server Update Services on a new Windows Server 2019 – Server Core install, and experienced this issue during the first synchronization. If you want to connect to the proxy server by using specific user credentials, select the Use user credentials to connect to the proxy server check box, and then type the user name, domain, and password of the user in the corresponding boxes. If you have set up active directory in your network, you can configure one or multiple computers simultaneously by including them in a Group Policy Object (GPO), and then configuring that GPO with WSUS settings. Select the role services to install for Windows Server Update Services (WSUS) WSUS Services; SQL Server Connectivity; Click on Next to continue; NOTE! 3. For example, if you use port 8531 for HTTPS, WSUS will use port 8530 for HTTP. Configure the cluster network by using the Network Configuration Wizard. C:\WSUS, or D:\WSUS) Restart the server. How to Open IIS WSUS Application Pool – Advanced Settings ? This option notifies a logged-on administrative user before you download and install the updates. * Make the following "Advanced Settings" for WSUS Application Pool in IIS: - Queue Length: 25000 from 1000 - Limit Interval (minutes): 15 from 5 - "Service Unavailable" Response: TcpLevel from HttpLevel * (Stop IIS first) Edit the web.config ( C:\Program Files\Update Services\WebServices\ClientWebService\web.config ) for WSUS: If a computer attempts to retrieve update files on the HTTPS port, the transfer will fail. We recommend that you create a new GPO that contains only WSUS settings. Windows Server Update Services Wizard Select Role Services to Install WSUS. On the WSUS server, open Internet Information Services (IIS) Manager. WSUS integrated update and computer cleanup.
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