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Nortel Networks NN46110-602 User Manual

Page 89

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Chapter 4 Troubleshooting 89

Nortel VPN Router Troubleshooting

After about 10 to 15 seconds, NetBIOS gives up on the primary interface, moves
to the correct tunnel interface, and starts to browse the Network Neighborhood.

Why can't I browse another client in a different tunnel?

Cause: If you are not using a WINS server, this is not possible because network
browsing requires broadcasts from one tunnel to another.

Action: Use a WINS server to browse another client in a different tunnel. When
the clients tunnel in, they should register with the WINS server. Be sure that the
client you want to browse has Log onto Network enabled under My Computer

>

Dial Up Networking

> Connection_Name.

Where can I get more information on troubleshooting dial-up
connections?

The Microsoft Knowledge Base article Dial-Up Networking 1.2 Dun12.doc file,
available from www.support.microsoft.com/support, contains help for resolving
common dial-up problems.

Depending on the service provider, a point of presence (POP) may not support
LCP options. If your connection constantly gets declined after the modems
synchronize, and you know your password is correct, try disabling this option.
The Microsoft Knowledge Base article Service Pack 2 May Cause Loss of
Connectivity in Remote Access
contains more details.

Where can I get more information on configuring PPTP on my
client?

There are many articles in the Microsoft Knowledge Base on configuring PPTP
for Windows NT, Windows 98, and Windows 95. See the section

"Additional

information"

” for a partial list. In addition, Microsoft has the following white

papers available at www.support.microsoft.com/support that contain helpful
information:

Microsoft Windows 95/Windows NT White Paper, Installing, Configuring,
and Using PPTP with Microsoft Clients and Servers

Microsoft Windows NT Server White Paper, Understanding PPTP