@kkate
I had faced the same issue in past while adding the ESX selection for backup.
Follow below mentioned steps to resolve the same.
On ESX Server -
1. Open your VI client and login to ESX server
2. On the right pane, select the
Configuration tab
3. Click on the
Security Profile link
4. On the
Security Profile page, click on the
Properties link in front of
Firewall
5. In the Firewall Properties window, scroll down to the bottom of the list
6. Check the
Symantec Backup Exec Agent
7. Click Ok to save and close Firewall Properties (refer to below screenshot)
On BE Server -
1. Open the BE console
2. Go to Tools > Options
3. On the Options page go to
Network and Securities
4. Enable the option
Enable remote agent TCP dynamic port range
5. Enter the value as 10000 - 10200 ( Refer to below mentioned screenshot)
This will resolve your issue...