What is the maximum round trip latency supported for the intersite link?

A customer wants to replicate data between an IBM Storwize V7000 at its primary location and an IBM Storwize V5030 at its disaster recovery location. The customer wants to use the built-in 1 GbE ports for IP replication.

What is the maximum round trip latency supported for the intersite link?
A . 40 ms
B . 80 ms
C . 100 ms
D . 60 ms

Answer: B

Explanation:

https://www.redbooks.ibm.com/redpapers/pdfs/redp5103.pdf