KB1777: Add Standalone ESX(i) to Veeam
www.veeam.com › kb1777Jun 20, 2013 · By default, Veeam Backup & Replication uses port range 2500-5000. If your virtual environment is not large and data traffic will not be significant, you can specify a smaller range of ports: for example, 2500-2510 to run 10 concurrent jobs at the same time.