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PathBuilder S21x Switch Cabling B-13
V.24 Cable
V.24 DTE Cable
The following table shows the DTE pinouts for the V.24 cable.
Pin Function/Signal Name
1 Shield/Frame Ground
2 TXD
3RXD
4RTS
5CTS
6DSR
7 Signal Ground
8DCD
14 DATA RESTRAINT
15 TRANSMIT CLOCK
16 STANDBY INDICATOR
17 RECEIVE CLOCK
18 EXTERNAL RECEIVE CLOCK or V.54 Loop 3 *
20 DTR
21 V.54 Loop 2
22 (No Connection)
24 EXTERNAL TRANSMIT CLOCK
25 MAKE BUSY