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Personal Area Network (PAN) Profile Registry Settings (Windows CE 5.0)

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You can configure the PAN profile through the registry.

Note   The default registry values vary depending on which Catalog items are included in your OS design. For more information, see Default Registry Settings.

Global registry settings for the PAN profile are located under the HKEY_LOCAL_MACHINE\Software\Microsoft\Bluetooth\pan key.

The following table shows the named values for the pan registry key:

Value : type Description
Authenticate: REG_DWORD Determines whether the connection is authenticated.
  • 0 - Disables authentication.
  • 1 - Enables authentication. Default.

This setting is optional.

Security Note   Setting this value to 0 disables authentication. This may result in potential security risks.
Encrypt: REG_DWORD Determines whether the connection is encrypted.
  • 0 - Disables encryption.
  • 1 - Enables encryption. Default.

This setting is optional.

Security Note   Setting this value to 0 disables encryption. This may result in potential security risks.
InquiryLength : REG_DWORD Specifies the length of the Bluetooth inquiry within the range of 1 to 255. Default value is 8.
MediaDelay : REG_DWORD Specifies the total length of time, in milliseconds, between two Bluetooth inquiries. Default value is 300000 milliseconds (5 minutes). Minimum value is 30000 milliseconds (30 seconds).

Additional registry settings for configuring the PAN parameters are located under the HKEY_LOCAL_MACHINE\Comm\BTPAN1\Parms.

The following table shows the named values for the Parms registry key:

Value : type Description
Accept Connections : REG_DWORD Determines whether new connections are allowed for PANU and Group Ad-hoc Network (GN) roles.
  • 0 - Disables new connections. Default.
  • 1 - Enables new connections.
AdapterType : REG_SZ Specifies the type of adapters. Possible string values are:
  • PANU
  • NAP
  • GN
ConnectionTimeout : REG_DWORD Specifies the total length of time, in milliseconds, that the device waits for a connection to complete. If the specified time elapses before connection completes, the connection is closed. The value can be set in the range of 1000 to 30000 milliseconds.
Description :REG_SZ Specifies the service description to use in SDP records.
FriendlyName : REG_SZ Specifies the friendly name of the service to use in Service Discovery Protocol (SDP) records.
MaxConnections : REG_DWORD Specifies the maximum number of simultaneous connections for GN and Network Access Point (NAP) roles.
SDP : REG_BINARY Specifies a BLOB that contains the SDP record for the service. If this is not provided, then the record is implicitly built.
ServiceId : REG_SZ Specifies the global service identifier as a standard GUID string.

You can also add the network associations for the PAN profile. The following code shows the registry values that are created for every network.

[HKEY_LOCAL_MACHINE\Comm\BTPAN1\Associations\device1]
  "Address"=hex:00,00,00,00,00,00
  "ServiceId"="{00001115-0000-1000-8000-00805f9b34fb}"
  "SSID"="FriendlyDevice"
  "Priority"=dword:1

You can configure the HKEY_LOCAL_MACHINE\Software\Microsoft\Bluetooth\l2cap registry key. For the Network Access Point role, configure this key to enable the Bluetooth stack to request a role-switch with the peer device.

The following table shows the named values to set for the l2cap registry key.

Value : type Description
NoRoleSwitch: REG_DWORD 0 - Enables the stack to request a role-switch with the peer device for an incoming connection.

1 - Disables role switching. Default.

See Also

Bluetooth Registry Settings | Personal Area Network (PAN) | Bluetooth Profiles

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