How to log in to the Virtual Proxy Appliance - Veeam Software
https://www.veeam.com/kb144714.12.2011 · To set the password for Surebackup (Virtual Lab) and Multi-OS FLR appliances, edit the record with the description “Helper appliance credentials”. To set the password for network extension appliances, edit the record with the appropriate description: “Tenant-side network extension appliance credentials” or “Provider-side network extension appliance credentials”.