HP ML350 HP ProLiant Servers Troubleshooting Guide - Page 55

does not answer an incoming call

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Modem does not answer an incoming call Action: 1. Enable the auto-answer option in the communications software. 2. Be sure an answering machine is not answering the line before the modem is able to answer. a. Turn off the answering machine. or Reconfigure the auto-answer option to respond in fewer rings than the answering machine. b. Restart the server, and then reattempt the connection. Modem does not connect to another modem Action: 1. Be sure a dial tone exists. 2. Be sure the line is not in use at another extension before using it. 3. Be sure you are dialing the correct telephone number. 4. Be sure the modem on the other end is working. Modem disconnects while online Action: 1. Be sure no loose connections (on page 17) exist. 2. Be sure no line interference exists. Retry the connection by dialing the number several times. If conditions remain poor, contact the telephone company to have the line tested. 3. Be sure an incoming call is not breaking the connection due to call waiting. Disable call waiting, and then reestablish the connection. AT command initialization string is not working Action: Use the most basic string possible to perform the task. The default initialization string is AT&F&C1&D2&K3. Connection errors are occurring Action: 1. Check the maximum baud rate for the modem to which you are connecting, and then change the baud rate to match. 2. If the line you are accessing requires error control to be turned off, do so using the AT command AT&Q6%C0. 3. Be sure no line interference exists. Retry the connection by dialing the number several times. If conditions remain poor, contact the telephone company to have the line tested. 4. Be sure the modem is current and compliant with CCITT and Bell standards. Replace with a supported modem if needed. Hardware problems 55

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Modem
Action
:
communications software.
er.
the answering machine.
or
ngs than the answering machine.
Modem does not connect to another modem
Modem
Be sure no line interference exists. Retry the connection by dialing the number several times. If
he connection.
AT com
ng
AT&F
Connection errors are occurring
Actio
1.
bau
are accessing requires error control to be turned off, do so using the AT command
3.
conditions remain poor, contact the telephone company to have the line tested.
compliant with CCITT and Bell standards. Replace with a
supported modem if needed.
does not answer an incoming call
1.
Enable the auto-answer option in the
2.
Be sure an answering machine is not answering the line before the modem is able to answ
a.
Turn off
Reconfigure the auto-answer option to respond in fewer ri
b.
Restart the server, and then reattempt the connection.
Action
:
1.
Be sure a dial tone exists.
2.
Be sure the line is not in use at another extension before using it.
3.
Be sure you are dialing the correct telephone number.
4.
Be sure the modem on the other end is working.
disconnects while online
Action
:
1.
Be sure no loose connections (on page
17
) exist.
2.
conditions remain poor, contact the telephone company to have the line tested.
3.
Be sure an incoming call is not breaking the connection due to call waiting. Disable call waiting,
and then reestablish t
mand initialization string is not worki
Action
: Use the most basic string possible to perform the task. The default initialization string is
&C1&D2&K3
.
n
:
Check the maximum baud rate for the modem to which you are connecting, and then change the
d rate to match.
2.
If the line you
AT&Q6%C0
.
Be sure no line interference exists. Retry the connection by dialing the number several times. If
4.
Be sure the modem is current and
Hardware problems 55