YourDomain .com, a large online retailer, has a primary and a standby corporate data center.
YourDomain .com seeks a technology with the following characteristics regarding the information exchange between the two data centers:
high speedsecurereliablesynchronized What technology should be chosen?

A.
Internet Protocol (IP) telephony

B.
Wireless local-area network (WLAN)

C.
Cable modem

D.
ISDN

E.
Optical network

F.
DSL