No updates from gateway servers

Failed to establish target connection to endpoint: [xxx.xxx.xxx.xxx:9999]

• ​port TCP:9999 is open on the Veeam Managed Backup Portal server;
• you are able to telnet to TCP:9999 on the Veeam Managed Backup Portal server.

1. Open Windows Firewall advanced settings on the Veeam Managed Backup Portal server.
2. Open Inbound Rules and locate rule named Veeam Management Agent port (In). Disable or delete it.
3. Choose to create New Rule > Custom on the Rule Type page.
4. On the Program page, select This program path and specify the location of Veeam Management Agent (the default path is C:\Program Files\Veeam\Managed Backup Portal\CommunicationAgent\Veeam.MBP.Agent.exe).
5. On the Protocols and Ports page, select Protocol type = TCP, Local port = Specific ports, 9999.
6. On the Scope, Action and Profile pages the defaults can be accepted.
7. Provide a descriptive name for the new rule and click Finish.

1. Open Windows Firewall advanced settings on the Veeam Managed Backup Portal server.
2. Open Inbound Rules and locate rule named Veeam Management Agent port (In). Disable or delete it.
3. Choose to create New Rule > Port on the Rule Type page.
4. On the Protocols and Ports page, select Protocol type = TCP, Specific local ports = 9999.
5. On the Action and Profile pages the defaults can be accepted.
6. Provide a descriptive name for the new rule and click Finish.