The client component

• provides a user interface
• sends requests and active messages
• connects to and contacts other peers

The server component

• processes incoming requests and sends responses
• provides access to resources (e.g. files, information, data processing)
• accepts incoming connections

The data component

• stores data or metadata
• exchanges data between server and client components
• gathers and handles address list of other peers

The routing component

• sends and receives messages from and to the client and server parts
• manages duplicate messages, TTLs, and tries to optimize network performance
• optionally handles P2P key exchange and cryptography
• ensures propagation of locally and remotely originating messages