I
S
D
N
A
L
L
T
E
M
o
d
I
S
D
N
A
L
L
T
E
M
o
d
Such interface is used for connecting ISDN line. Each port is dedicated to TE mode only.
Therefore, you cannot use such interface to connect to any ISDN phone.
For the connection, refer to the following figure for reference.
Note: When data transmission through this interface, the Green LED will flash.
e
e
8
Vigor3300V+ Series User's Guide