Content Synchronization Engine is the server that will perform the IMAP sync with Gmail, Office 365, and MS Exchange. For larger deployments, it is mandatory to add remote content sync engine(s).
What is the limit specified for adding a remote content sync engine?

What is the order of Avaya IX Messaging server installation in an High Availability architecture solution?

What is the Avaya IX message bandwidth required for inbound and for outbound traffic?

In Avaya IX Messaging Server, network requirements for larger configurations require a 1 Gb/s network connection between Avaya IXT" Messaging and Email servers. In such cases, a lGb/s layer 2-switch between all servers is also required.
How many users are considered for this larger configuration specification?

If there are data sync issues between the CS and the VSNs, which log folder you would look into?