Chunk

Chunk content types are defined as follows:

• Chunk type: Predetermined eight-bit Internet Engineering Task Force (IETF) value defined by chunk field content
  
• Chunk flags: Eight flag-bit value defined by chunk type with zero default
  
• Chunk length: 16-bit unsigned value with no padding
• Chunk value: General purpose value defined by chunk type.

The following are standard RFC 4960 chunk types:

• DATA

• INIT

• INIT ACK

• SACK

• HEARTBEAT

• HEARTBEAT ACK

• ABORT

• SHUTDOWN

• SHUTDOWN ACK

• ERROR

• COOKIE ECHO

• COOKIE ACK

• ECNE

• CWR

• SHUTDOWN COMPLETE