The WWAN AutoConfig (WwanSvc) service manages mobile broadband (GSM and CDMA) data card and embedded module adapters and connections by automatically configuring the networks. It is strongly recommended that this service be kept running for the best user experience of mobile broadband devices.

This service is installed by default and its startup type is Manual.

When the WWAN AutoConfig service is started in its default configuration, it logs on by using the Local Service account

The WWAN AutoConfig service is dependent upon the following system components:

• NDIS Usermode I/O Protocol
• Network Location Awareness
• Network Store Interface Service
• NSI proxy service driver
• Remote Procedure Call (RPC)
• DCOM Server Process Launcher
• RPC Endpoint Mapper
• TCP/IP Protocol Driver
• Plug and Play