ADHOC network continually drops out.

I have an adhoc network that continually disconnects.
Below are the error messages in the event log:

================================================== ====

Event Type: Information
Event Source: BROWSER
Event Category: None
Event ID: 8033
Date: 1/07/2004
Time: 7:03:35 PM
User: N/A
Computer: IBM-99TVYMF
Description:
The browser has forced an election on network
\Device\NetBT_Tcpip_{B246C4ED-8EE2-41F6-9864-
41CE44AB120B} because a master browser was stopped.

For more information, see Help and Support Center at
http://go.microsoft.com/fwlink/events.asp.

================================================== =====

followed by

Event Type: Information
Event Source: Tcpip
Event Category: None
Event ID: 4201
Date: 1/07/2004
Time: 7:03:36 PM
User: N/A
Computer: IBM-99TVYMF
Description:
The system detected that network adapter \DEVICE\TCPIP_
{B246C4ED-8EE2-41F6-9864-41CE44AB120B} was connected to
the network, and has initiated normal operation over the
network adapter.

For more information, see Help and Support Center at
http://go.microsoft.com/fwlink/events.asp.
Data:
0000: 00 00 00 00 02 00 50 00 ......P.
0008: 00 00 00 00 69 10 00 40 ....i..@
0010: 02 00 00 00 00 00 00 00 ........
0018: 00 00 00 00 00 00 00 00 ........
0020: 00 00 00 00 00 00 00 00 ........

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Any ideas?