2-10CHAPTER 2: OVERVIEW

V.35 to V.35 Direct Connect Cable (32x)

This cable connects a V.35 port of the bridge/router to a V.35 port of an SNA legacy device.

To V.35 port on bridge/router

To V.35 SNA Device

NN

JJ

DD

Z

 

V

R

L

F

B

LL

 

FF

BB

X

T

N

J

 

D

MM

HH

CC

Y

 

U

P

K

E

A

KK

 

EE

A

W

S

M

H

 

C

NN

JJ

DD

Z

 

V

R

L

F

B

LL

 

FF

BB

X

T

N

J

 

D

MM

HH

CC

Y

 

U

P

K

E

A

KK

 

EE

A

W

S

M

H

 

C

V.35 male connector

V.35 male connector

Signal

Name

Pin

Shield

Shield

 

A

Clear to Send

CTS

C

Transmitted Data

TXD-A

P

Transmitted Data

TXD-B

S

Received Data

RXD-A

R

Received Data

RXD-B

T

Request to Send

RTS

C

Data Terminal Ready

DTR

H

Data Set Ready

DSR

E

Signal Ground

SG

B

Receive Signal Element Timing

RXC-A

V

Receive Signal Element Timing

RXC-B

X

Transmit Signal Element Timing

TXC-A (out)

U

Transmit Signal Element Timing

TXC-B (out)

W

Receive Signal Element Timing

RXC-A (dce)

EE

Receive Signal Element Timing

RXC-B (dce)

CC

 

 

 

 

Pin

Name

Signal

 

A

Shield

Shield

 

 

D

RTS

Request to Send

 

 

R

RXD-A

Received Data

 

T

RXD-B

Received Data

 

P

TXD-A

Transmitted Data

 

S

TXD-B

Transmitted Data

 

F

DCD

Receive Line Signal Detect

 

E

DSR

Data Set Ready

 

H

DTR

Data Terminal Ready

 

B

SG

Signal Ground

 

U

TXC-A (out)

Transmit Signal Element Timing

 

W

TXC-B (out)

Transmit Signal Element Timing

 

Y

TXC-A (in)

Transmit Signal Element Timing

 

AA

TXC-B (in)

Transmit Signal Element Timing

 

V

RXC-A

Receive Signal Element Timing

 

X

RXC-B

Receive Signal Element Timing

 

 

 

 

Figure 2-7V.35 to V.35 Direct-Connect Cable

3Com does not sell this cable.

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3Com 52x, 32x manual To V.35 Direct Connect Cable, 7V.35 to V.35 Direct-Connect Cable