Handshake control leads, Handshake control leads -2 – Verilink DIU 2130 (880-503297-001) Product Manual User Manual

Page 26

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DIU 2130 Configuration

3-2

Verilink

Handshake

Control Leads

Each DIU 2130 data port also supports handshaking operation.
Table 3-2 lists the handshaking signal options available on the DIU
for each data port.

Table 3-2

Handshaking Control Signal Options

Data scrambler

Yes or No

No

(disabled)

DS0 channel assignments

User defined

None

CSU shelf and slot number

User defined

0,0

Description

Options

Default

Setting

Handshake Signals

Data Port Handshake Options

V.35

RS-449

EIA 530

Signal

Description

Signal

Direction

Turned On

(Set to YES)

Turned Off

(Set to NO)

RTS

RS

RTS (CA)

Request to

Send

To DIU

Forced On

Factory Default

(normal mode of

operation) follows

input

CTS

CS

CTS (CB)

Clear to Send

From DIU

Forced On

Factory Default

(follows conditioned

RTS. See Note 1)

DTR

TR

DTR

(CD)

Data Terminal

Ready

To DIU

Forced On

Factory Default

(normal mode of

operation) follows

input

DSR

DM

DSR

(CC)

Data Set

Ready

From DIU

Forced On

Factory Default

(follows conditioned

DTR.

See Note 2)

RLSD

RR

DCD

(CF)

Data Carrier

Detect

From DIU

Forced On

Factory Default

(normal mode of

operation.

See Note 3)

Note 1: If the CSU goes into an LOF or receives a yellow (RAI) alarm, CTS is turned off if this handshaking option is not forced on.

Note 2 If the CSU goes into an LOF or receives a yellow (RAI) alarm, DSR is turned off if this handshaking option is not forced

on.

Note 3 If the CSU goes into an LOF alarm condition, DCD is turned off if this handshaking option is not forced on.

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