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X.21/V.35 Module Combination

Line module label X.21/V.35

I/O module label X.21/V.35 I/O

Number of I/O ports

16

Software release

First supported: 2.10.1, 3.3.2

Final supported: 7.3.x

Description

60 W

X.21/V.35 synchronous serial interface

Type

Non-ASIC

Capability

HDLC framing

Software features

See ERX Module Guide, Appendix A, Module Protocol Support for information about the layer 2 and layer 3 protocols and applications that this module combination supports.

Model compatibility

ERX-7xx models

ERX-1410 router

SRP module compatibility

SRP-5G

SRP-5G+

SRP-10G

Module redundancy support

Not applicable

Cables and connectors

200-pin proprietary socket on I/O module

DB15 X.21 or DB34 V.35 at remote end

Serial signals can travel a limited distance without significant degradation. Slower serial signals can travel farther without degradation than faster serial signals. See “Cable Lengths” row for the maximum cable lengths you can use to prevent signal degradation at various transmission speeds.

Cable Lengths

Transmission Speed (Hz)

2400

4800

9600

19200

38400

56000

2048000

Cable Length (Meters/Feet)

1250/4100

625/2050

312/1025

156/513

78/256

31/102

8/25

LEDs

See ERX Module Guide, Appendix B, Module LEDs.

Alarms, errors, and events

See Monitoring Interfaces in the Configuring X.21/V.35 Interfaces chapter of the JUNOSe Physical Layer Configuration Guide for Release 8.0.x and earlier.

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Line module label	X.21/V.35
I/O module label	X.21/V.35 I/O
Number of I/O ports	16
Software release	First supported: 2.10.1, 3.3.2 Final supported: 7.3.x
Description	60 W X.21/V.35 synchronous serial interface
Type	Non-ASIC
Capability	HDLC framing
Software features	See ERX Module Guide, Appendix A, Module Protocol Support for information about the layer 2 and layer 3 protocols and applications that this module combination supports.
Model compatibility	ERX-7xx models ERX-1410 router
SRP module compatibility	SRP-5G SRP-5G+ SRP-10G
Module redundancy support	Not applicable
Cables and connectors	200-pin proprietary socket on I/O module DB15 X.21 or DB34 V.35 at remote end Serial signals can travel a limited distance without significant degradation. Slower serial signals can travel farther without degradation than faster serial signals. See “Cable Lengths” row for the maximum cable lengths you can use to prevent signal degradation at various transmission speeds.
Cable Lengths
Transmission Speed (Hz) 2400 4800 9600 19200 38400 56000 2048000	Cable Length (Meters/Feet) 1250/4100 625/2050 312/1025 156/513 78/256 31/102 8/25
LEDs	See ERX Module Guide, Appendix B, Module LEDs.
Alarms, errors, and events	See Monitoring Interfaces in the Configuring X.21/V.35 Interfaces chapter of the JUNOSe Physical Layer Configuration Guide for Release 8.0.x and earlier.