Книга: Iptables Tutorial 1.2.2
SCTP HEARTBEAT ACK chunk
SCTP HEARTBEAT ACK chunk
The HEARTBEAT ACK is used to acknowledge that a HEARTBEAT was received and that the connection is working properly. The chunk is always sent to the same IP address as the request was sent from.
Type - bit 0-7. Always set to 5 for HEARTBEAT ACK chunks.
Chunk flags - bit 8-15. Not used today. Might be applicable for change. See SCTP Common and generic headers for more information.
Chunk length - bit 16-31. The length of the HEARTBEAT ACK chunk including the Heartbeat Information TLV, calculated in bytes.
Heartbeat Information TLV - bit 32-n. This field must contain the Heartbeat Information parameter that was sent in the original HEARTBEAT chunk.
Оглавление статьи/книги
- SCTP Generic header format
- SCTP Common and generic headers
- SCTP ABORT chunk
- SCTP COOKIE ACK chunk
- SCTP COOKIE ECHO chunk
- SCTP DATA chunk
- SCTP ERROR chunk
- SCTP HEARTBEAT chunk
- SCTP HEARTBEAT ACK chunk
- SCTP INIT chunk
- SCTP INIT ACK chunk
- SCTP SACK chunk
- SCTP SHUTDOWN chunk
- SCTP SHUTDOWN ACK chunk
- SCTP SHUTDOWN COMPLETE chunk