Which of the following WAN protocols uses fiber-optic media?
A.
SONET
B.
POTS
C.
ISDN
D.
Frame Relay
Which of the following WAN protocols uses fiber-optic media?
Which of the following WAN protocols uses fiber-optic media?
Which of the following WAN protocols uses fiber-optic media?
Which of the following WAN protocols uses fiber-optic media?
A.
SONET
B.
POTS
C.
ISDN
D.
Frame Relay