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I can't connect to my Internet
Service Provider (ISP) or I am receiving Dial-Up Networking errors
If you are using Microsoft Windows Dial-up Networking to connect to
your Internet Service Provider (ISP)
You may encounter some
errors when attempting to connect using Dial-Up Networking. Most of the
error messages you will see should be self explanatory. However, there
may be occasions when the error message is not truly indicative of the
problem. If you are receiving one of the error messages (reference the
number displayed on the message to the one here) listed below then select
that item to view additional help.
You may need to contact
your Service Provider. If you are attempting to connect with the wrong
configuration values, you will receive a Dial-Up Networking error. You
will need to contact your Service Provider to obtain the correct configuration
values, and you may need to contact Technical Support to reconfigure the
modem.
Windows 98/ME
Error
602:
This error message may also
be displayed under the following circumstances.
- You may already
have two active connections made through the Modem. This is the maximum
amount you can have.
- Your physical connection
to the DSL line is down. This can be verified by looking at the ADSL
LED on the modem.
Error
645:
This error message may also
be displayed under the following circumstances.
- The Username and/or
Password you entered is not the one for the Computer you are dialing.
- Check if Require
data encryption is checked in the Server Types property screen for the
Dial-up connection. If it is, uncheck
it and try the call again. The computer you are dialing may not support
sending and receiving encrypted data.
Error
650:
This error message may also
be displayed under the following circumstances.
- Your VPI and/or
VCI value may be incorrect. Please verify and change them if necessary.
- The computer you
are dialing or your ISP connection is currently down. Check with your
Service Provider.
- You are using the
PPP over ATM version ADSL Modem Software, and you should be using the
Ethernet (Bridge/PPP over Ethernet) or Ethernet (Routed) version. Check
with your Service Provider to verify you are using the correct software.
If you are using the wrong software, uninstall the current modem software
and reinstall the correct software.
Error
691:
This error message may also
be displayed under the following circumstances.
- The Username and/or
Password you entered is not correct for the connection you are dialing
to.
- You may be trying
to make a second Dial-Up connection
with your Modem. If so, please verify that each connection is using
a separate Line. That is, one connection should be using 3Com PCIA
DSL Line 0 and the other should be using 3Com PCIA DSL Line 1.
This can be verified under the General property screen for the Dial-up
connection.
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