Справочник Пользователя для 3com SuperStack II
172
A
PPENDIX
D: C
ONNECTORS
AND
C
ABLES
ISDN U Cable
To connect a model 44x or model 54x bridge/router to an ISDN network,
use a Category 5 shielded twisted-pair cable with an RJ-45 connector on
the bridge/router end, and an RJ-11 connector at the wall. This cable
comes with your bridge/router.
use a Category 5 shielded twisted-pair cable with an RJ-45 connector on
the bridge/router end, and an RJ-11 connector at the wall. This cable
comes with your bridge/router.
Figure 26 ISDN U Cable
RJ-45 male (shielded)
To WAN port
To wall outlet
1 2 3 4 5
7 8
6
RJ-11 male (shielded)
12 3 4 5
7 8
6
Name
Pin
Pin
Name
1
2
3
2
3
4
5
5
6
7
8
7
8
1
2
3
2
3
4
5
5
6
7
8
7
8
Not connected
Not connected
Not connected
Not connected
Not connected
Ring
Tip
Tip
Not connected
Not connected
Not connected
Not connected
Not connected
Not connected
Not connected
Not connected
Not connected
Not connected
Ring
Tip
Not connected
Not connected
Not connected
Not connected
Not connected