On a LAN connection, you can Disable NetBIOS over TCP/IP on the WINS tab. No such setting is available for a dial-up or VPN connection.
To disable NetBIOS over TCP/IP on a dial-up or VPN connection:
1. Right-click the dial-up or VPN connect in the Network and Dial-up Connections window and press Properties.
2. Select the Networking tab.
3. Clear the following check boxes:
File and Printer Sharing for Microsoft Networks
Client for Microsoft Networks
4. Press OK.