VIP Port Adapter Functions

Table 12 X.21 Adapter Cable Signals

DTE Cable

 

 

 

 

DCE Cable

 

 

 

 

 

VIP End, HD1

 

 

 

 

 

 

 

 

 

Network End,

 

 

 

Network End,

VIP End, HD

 

 

 

 

DB-15

6-Position Plug

 

 

 

DB-15 Plug

60Position Plug

 

 

 

 

Receptacle

 

 

 

 

 

 

 

 

 

 

 

Signal

Pin

 

Pin

Signal

Signal

Pin

 

 

Pin

Signal

 

 

 

 

 

 

 

 

 

 

 

Shield ground

46

 

1

Shield ground

Shield ground

46

 

 

1

Shield ground

 

 

 

 

 

 

 

 

 

 

TxD/RxD+

11

—>

2

Transmit+

RxD/TxD+

11

—>

2

Transmit+

 

 

 

 

 

 

 

 

 

 

 

TxD/RxD–

12

—>

9

Transmit–

RxD/TxD–

12

 

—>

9

Transmit–

 

 

 

 

 

 

 

 

 

 

RTS/CTS+

9

—>

3

Control+

CTS/RTS+

9

—>

3

Control+

 

 

 

 

 

 

 

 

 

 

 

RTS/CTS –

10

—>

10

Control–

CTS/RTS –

10

 

—>

10

Control–

 

 

 

 

 

 

 

 

 

 

RxD/TxD+

28

<—

4

Receive+

TxD/RxD+

28

<—

4

Receive+

 

 

 

 

 

 

 

 

 

 

 

RxD/TxD–

27

<—

11

Receive–

TxD/RxD–

27

 

<—

11

Receive–

 

 

 

 

 

 

 

 

 

 

CTS/RTS+

1

<—

5

Indication+

RTS/CTS+

1

<—

5

Indication+

 

 

 

 

 

 

 

 

 

 

 

CTS/RTS –

2

<—

12

Indication–

RTS/CTS–

2

 

<—

12

Indication–

 

 

 

 

 

 

 

 

 

 

RxC/TxCE+

26

<—

6

Timing+

TxC/RxC+

26

<—

6

Timing+

 

 

 

 

 

 

 

 

 

 

 

RxC/TxCE–

25

<—

13

Timing–

TxC/RxC –

25

 

<—

13

Timing–

 

 

 

 

 

 

 

 

 

 

 

Circuit ground

15

 

8

Circuit ground

Circuit ground

15

 

 

8

Circuit ground

 

 

 

 

 

 

 

 

 

 

 

Ground

48

 

 

Shorting group

Ground

48

 

 

 

Shorting

Mode_2

47

 

 

 

Mode_2

47

 

 

 

group

 

 

 

 

 

 

 

 

 

 

 

Ground

51

 

 

Shorting group

Ground

51

 

 

 

 

Mode_DCE

52

 

 

 

Mode_DCE

52

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1. HD = high density.

56VIP-4R/4T Installation and Configuration

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Cisco Systems VIP-4R/4T manual Rts/Cts