Firewall client settings on the cache host are incorrect (SharePoint Server)
APPLIES TO: 2013 2016 2019 Subscription Edition SharePoint in Microsoft 365
Rule Name: Firewall client settings on the cache host are incorrect.
Summary: Firewall rule settings for App fabric caching are disabled.
Cause: Firewall rule settings for App fabric caching are disabled.
Resolution: Enable the firewall rules for the AppFabric Caching service.
Verify that the user account that is performing this procedure is a member of the Administrators group on the local computer.
On Server Manager, click Tools, and then select Windows Firewall with Advanced Security.
In the Windows Firewall with Advanced Security console tree, click Inbound Rules.
In the Inbound Rules list, right-click AppFabric Caching Service (TCP-In), and then select Enable Rule.
In the Windows Firewall with Advanced Security console tree, click Outbound Rules.
In the Outbound Rules list, right-click AppFabric Caching Service (TCP-Out) and then select Enable Rule.
By default, the Repair Automatically option is enabled for this rule. You can restore the default setting for this rule by doing the following:
On the SharePoint Central Administration website, click Monitoring.
On the Monitoring page, in the Health Analyzer section, click Review rule definitions.
On the Health Analyzer Rule Definitions - All Rules page, in the Category: Configuration section, click the name of the rule.
On the Health Analyzer Rule Definitions page, click Edit Item.
Select the Repair Automatically check box, and then click Save.