How many E1 channels can STM-1 frame transport?
A.
7
B.
21
C.
63
D.
84
How many E1 channels can STM-1 frame transport?
How many E1 channels can STM-1 frame transport?
How many E1 channels can STM-1 frame transport?
How many E1 channels can STM-1 frame transport?
A.
7
B.
21
C.
63
D.
84