I've been tasked with setting up Avamar backups for an Exchange 2013 DAG. I'm currently in the planning stage.
I read "EMC Avamar 7.1 for Exchange VSS User Guide". On page 21 of the guide it says, "The recommended configuration for GLR in most environments is to use a proxy server".
I put in a ticket with DellEMC and one of the technicians told me the following.