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IBM AS/400 User Manual

Page 67

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AS/400

Prompt

AS/400

Parameter

3274

Sequence

Number

Notes

Connection
number

CNNNBR

411

3274 DTE Address

For X.25 SVCs, the connection number specified on the
CRTCTLRWS command and in sequence number 411 must
match.

Exchange
identifier

EXCHID

215

Physical Unit Identification

For switched connections, the 5-digit hexadecimal value specified
for sequence number 215 must match the last 5 digits of the
exchange identifier specified on the CRTCTLRWS command.

X.25 link
protocol

LINKPCL

403

Logical Link Control

For X.25 connections, values specified must match. Specify
LINKPCL(*QLLC) on the CRTCTLRWS command; specify

1

(QLLC) for sequence number 403.

Link type

LINKTYPE

331

BSC/SDLC/X.25 Protocol

Values specified on the CRTCTLRWS command and in
sequence number 331 must match as follows:
v If LINKTYPE(*SDLC), 331 = 1
v If LINKTYPE(*X25), 331 = 2

Local network
address

NETADR

410

Host DTE Address (HNAD)

For X.25 SVCs, the network address specified on the
CRTLINX25 command and in sequence number 410 must match.

Modem data
rate select

MODEMRATE

318

Full- or Half-Speed Transmission

The values specified for the MODEMRATE parameter on the
CRTLINSDLC and CRTLINX25 commands must match sequence
number 318 as follows:
v If MODEMRATE(*FULL), 318 = 0
v If MODEMRATE(*HALF), 318 = 1

NRZI data
encoding

NRZI

313

NRZ or NRZI Encoding

For SDLC lines only, the values specified must match as follows:
v If NRZI(*NO), 313 = 0
v If NRZI(*YES), 313 = 1

Short-hold
mode

SHM

362

X.21 Switched Options

If SHM(*YES) is specified on the CRTCTLRWS command, digit 7
or 8 of question 362 must be set to 1. (For example, xxxxxx10
indicates that the DCE is supported for direct calls.)

Station address STNADR

302

Control Unit Address

Value specified for item 302 must match that specified on the
CRTCTLRWS command.

Example: Connecting an AS/400 to a 3174 control unit

Configuration parameters must be coordinated when you connect an AS/400 system to a 3174 controller.

Chapter 7. Communicating with remote workstation controllers

61