ABC.com has a DMX 1000 at its production site. It is planning to buy another DMX 1000 for its
Disaster Recovery (DR) site 20 miles (30km) from the production site. As part of the information
gathering process, you determine that its RPO is 30 minutes. The company has a total of 30 LUNs
that will need to be replicated to the remote site. It has a T3 link available between the two sites.
The company application is sensitive to response times. You gathered Performance Analyzer data
for a normal working day. You note the following Analyzer values:
Write Response time: 5ms
Read Response time: 14ms
Average I/O Size: 4 KB
Write/s : 400
Reads/s: 700
Which solution do you recommend?

A.
SRDF/A

B.
SRDF/S

C.
Open Replicator

D.
SRDF/AR