Description
A universal telephone cable is applicable to the interfaces listed in Table 8-21.
Table 8-21 Interfaces supporting a universal telephone cableCable
|
Interface Type
|
Universal telephone cable
|
FXS interface
|
FXO interface
|
ADSL interface
|
VDSL2 interface
|
Appearance and Structure
Figure 8-15 shows the structure of a universal telephone cable.
Figure 8-15 Structure of a universal telephone cable![Click to enlarge]()
Pin Assignments
Table 8-22 and Table 8-23 list the pin assignments of a universal telephone cable.
Table 8-22 Pin assignments of a universal telephone cableX1 (RJ11)
|
Signal
|
Direction
|
X2 (RJ11)
|
1
|
-
|
-
|
1
|
2
|
-
|
-
|
2
|
3
|
Tip(+)
|
←→
|
3
|
4
|
Ring(-)
|
←→
|
4
|
5
|
-
|
-
|
5
|
6
|
-
|
-
|
6
|
Table 8-23 Pin assignments of a universal telephone cableX1 (RJ11)
|
Signal
|
Direction
|
X2 (RJ11)
|
1
|
-
|
-
|
1
|
2
|
-
|
-
|
2
|
3
|
Ring(-)
|
←→
|
3
|
4
|
Tip(+)
|
←→
|
4
|
5
|
-
|
-
|
5
|
6
|
-
|
-
|
6
|
Connection
A universal telephone cable is connected as follows:
- The RJ11 connector on one end is connected to a router.
- The RJ11 connector on the other end is connected to an analog telephone or fax machine.
Ordering Information
Table 8-24 provides the universal telephone cable ordering information.
Table 8-24 Universal telephone cable ordering informationPart Number
|
Description
|
Remarks
|
04026507
|
Single Cable,Phone Connection Line,2.125m,MP6-II,28UL20251,2CW,MP6-II,W4773
|
Optional
|