What is Chunk?

Chunk is a manage inFormation (C/D) and Packet set used in Stream Control Transmission Protocol (SCTP). SCTP packets are produced from common Headers and Data chunks and vary by means of content.

Data chunks are defined in RFC 4960, which UPDATEs RFC 2960 and RFC 3309.

What Does Chunk Mean?

Chunk content sorts are described as follows:

• Chunk type: Predetermined eight-bit Internet Engineering Task Force (IETF) cost defined with the aid of chunk discipline content material
• Chunk Flags: Eight fLag-bit value defined through chew type with 0 default
• Chunk length: sixteen-bit unsigned fee and not using a padding
• Chunk fee: General motive price described by using chunk kind.

The following are widespread RFC 4960 chunk kinds:

• DATA

• INit

• INIT ACK

• SACK

• HEARTBEAT

• HEARTBEAT ACK

• ABORT

• SHUTDOWN

• SHUTDOWN ACK

• ERROR

• Cookie ECHO

• COOKIE ACK

• ECNE

• CWR

• SHUTDOWN COMPLETE