Sun Microsystems Ultra 5, Service Manual

Page: 180 / 258

A-4 Sun Ultra 5 Service Manual • February 2000
3. Type
tip
speed device-name.
Typical speeds are 9600, 19200 to 38400 bps.
The device name is the serial port name—for example,
/dev/tty[a,b]
or
/dev/term/[a,b]
.
4. Press Esc and type
wq
to save your file change(s) and to exit from the
vi
text
editor.
A.3.3 Modem Recommendations
A.3.3.1 Cable
For a modem-to-host (system) connection, use an RS-423/RS-232
straight-through cable with DB-25 male connectors at both ends.
A.3.3.2 Modem Switch Settings (AT Commands)
■
Enable transmit flow control (AT&H1) [suggested setting]
(Required for sending binary/8-bit data.)
■
Set link rate to fixed
(Will not track modem data rate, AT&Bn; n = menu choice in modem manual.)
■
Set display result codes (ATQ0)
■
Set verbal result codes (ATV1)
■
Set result code subset (ATXn; n = option choice)
■
Save settings in NVRAM (AT&W)
Note – The above settings are meant as helpful guidelines only. These guidelines
may change depending on site requirements and the chosen modem.
For additional information about modem switch settings, see the manual that came
with the modem.