
Avaya Media Processing Server Series System Reference Manual
Page 250 # P0602477 Ver: 3.1.11
Debug Terminal Connection
For verifying the TMS boot ROM and certain diagnostic operations, it is necessary to
establish a connection to the serial port on the front of the TMS or DCC. (See
illustration of TMS Front Panel on page 252.) This is an asynchronous RS232
interface via an 8-pin DIN connector. The interface is configured with the following
parameters:
• baud rate = 9600 bps
• character size = 8
• stop bits = 1
• parity = 1
Connection can be made with a dumb terminal or PC/laptop using the proper cables. It
may also be possible to establish a session from the system console.
Connection Using a Dumb Terminal or PC
A dumb terminal is connected to the TMS or DCC port using an 8-pin DIN to serial
port adapter cable (Avaya part no. 9901347). You can also use a DB25 to 8-pin DIN
cable (Avaya part no. 9900746) and a null modem adapter (Avaya part no.
A0874210).
A PC/laptop can be connected using the same cables, by connecting the DB25
connector to one of the PC’s serial port connectors. Some PCs may have a DB9 (9-
pin) serial connector. If so, a DB9 to DB25 adapter/cable (commercially available)
must also be used. The COM assignment of the port being used must be determined
and some configuration may be necessary. The connection is established using the
HyperTerminal utility included with all versions of Microsoft Windows. If
HyperTerminal is not installed, it will need to be installed from the Windows CD,
using the Windows setup tab in the Add/Remove Programs dialog box in the Control
Panel. HyperTerminal is included under the Communications utilities.
Connection from the System Console
If a terminal or PC/laptop is not available, it may be possible to use the system console
or workstation to establish a telnet connection to the desired port using the Solaris
tip command.
1. Login to the system as root.
2. Determine that the system is configured as required. If the system is not
configured as follows, the system console cannot be used to open a tip
session.
a. Change directory (cd) to /dev/term and check (ls -al) that
there are symbolic links for device ports a and b:
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