Cisco Cisco Firepower Management Center 4000 Developer's Guide
Version 5.3
Sourcefire 3D System eStreamer Integration Guide
24
Understanding the eStreamer Application Protocol
Understanding eStreamer Message Types
Chapter 2
eStreamer Message Header
All eStreamer messages start with the message header illustrated in the graphic
below. The following table explains the fields.
2049
Streaming
Request
A client uses this message type in
extended requests to specify which of
the advertised events from the Stream
Information message it wants. For
information, see
2051
Streaming
Information
The eStreamer service uses this
message type in extended requests to
advertise the list of services available
to the client. For information, see
4002
Message Bundle
The eStreamer service uses this
message type to package messages
that it streams to clients. For
information, see
eStreamer Message Types (Continued)
M
ESSAGE
T
YPE
N
AME
D
ESCRIPTION
Byte
0
1
2
3
Bit
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
Header Version
Message Type
Message Length
Standard eStreamer Message Header Fields
F
IELD
D
ATA
T
YPE
D
ESCRIPTION
Header Version
uint16
Indicates the version of the header used on
the message. For the current version of
eStreamer, this value is always 1.