Nortel CallPilot User Manual page 41

TSTSERIO internal loopback diagnostic subtests
The following internal loopback subtests are available for the TSTSERIO
command. For each of these tests, the communications resource must
be available.
TSTSERIO internal loopback subtests
Subtest name
idata
imsr
baud
word
stop
pari
fifo
To invoke the TSTSERIO /P command from Windows
Step
1
2
3
Copyright © 2007, Nortel Networks
.
Description
Internal data bus loopback
Internal modem status register
Internal data bus loopback at various baud rates
Test 5-, 6-, 7-, and 8-bit data lengths
Test 1, 1.5, and 2 stop bits
Test odd/even parity
Test that device can operate in fifo mode
Action
Click Start → Programs → Accessories → Command Prompt.
Result: The Command Prompt window appears.
At the Command prompt, type tstserio with the required
parameters, and then press Enter.
For example, type TSTSERIO /P com1 or TSTSERIO /P com
2, and then press Enter.
Type Exit, and then press Enter to exit the Command Prompt
window.
Nortel CallPilot
1002rp Server Maintenance and Diagnostics
NN44200-701 01.02 Standard
5.0 4 April 2007
Conducting TSTSERIO tests 41
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Nortel Networks Confidential