Services Routers Hardware Guide

Table 58: X.21 DTE Cable Pinout (continued)
DescriptionLFH-60 PairingDB-15 PinLFH-60 Pin
Transmit Data (A)59260
Control (A)47348
Receive (A)241
Indicate (A)38537
Signal Element Timing (A)665
Signal Ground–857
Transmit Data (B)60959
Control (B)481047
Receive (B)1112
Indicate (B)371238
Signal Element Timing (B)5136
–––30 to 29
–––18 to 17
X.21 DCE Cable Pinout
Table 59: X.21 DCE Cable Pinout
DescriptionLFH-60 PairingDB-15 PinLFH-60 Pin
Shield Ground–115
Transmit Data (A)221
Control (A)38337
Receive (A)59460
Indicate (A)47548
Signal Element Timing (A)51652
Signal Ground–857
Transmit Data (B)192
Control (B)371038
Receive (B)601159
188 ■ Serial PIM Cable Specifications
JUNOS Software with Enhanced Services Hardware Guide