Installation guide

Appendix B Cable and Connector Specifications
RJ-21 (WS-X6624-FXS Only)
B-4
Catalyst 6500 Series Switch Module Installation Guide
78-15725-02
RJ-21 (WS-X6624-FXS Only)
Table B-2 lists the pinouts for the RJ-21 connector on the 24-port
WS-X6624-FXS analog interface module.
12 23
24
RxD (–)
TxD (–)
48
49
RxD (+)
TxD (+)
–25Gnd50Gnd
Table B-1 RJ-21 Connector Pinout (continued)
Ethernet Port
No.
Connector Pin
No. Signal
Connector Pin
No. Signal
Table B-2 RJ-21 Connector Pinouts (WS-X6224-FXS Analog Interface Module Only)
Port
Number
Connector Pin
Number Signal
Port
Number
Connector Pin
Number Signal
11
26
Ring
Tip
13 13
38
Ring
Tip
22
27
Ring
Tip
14 14
39
Ring
Tip
33
28
Ring
Tip
15 15
40
Ring
Tip
44
29
Ring
Tip
16 16
41
Ring
Tip
55
30
Ring
Tip
17 17
42
Ring
Tip
66
31
Ring
Tip
18 18
43
Ring
Tip
77
32
Ring
Tip
19 19
44
Ring
Tip
88
33
Ring
Tip
20 20
45
Ring
Tip