To provide the resolution when the above HCX disconnect error is being seen in the HCX UI.
Symptoms:
The error, "The HCX service is disconnected. Restore your connection to the HCX server to proceed" may be seen when logging into the HCX UI. All migrations between the two HCX sites could be impacted.
Launch an SSH session to the HCX Manager/Connector and ensure connectivity to the HCX Activation URL - https://connect.hcx.vmware.com. Use the below curl command to test:
If the above curl command fails to connect, ensure firewall rules are created to allow HCX Manager connectivity to the HCX URL over port 443.
If the above curl command is successful, please follow the steps below:
Note: If using an HCX Proxy, ensure all Local Connections are added as a Proxy Exclusion within the HCX VAMI (please see doc below for Local Connection examples), and the HCX URLs (https://connect.hcx.vmware.com && https://hybridity-depot.vmware.com) are added as an exclusion on the Proxy Server - Configure a Proxy Server.
If there are further issues being seen after validating everything above, please proceed with contacting Broadcom Support. When creating the SR, please provide the following information: