Cisco Cisco Firepower Management Center 4000 Entwickleranleitung

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4-16
FireSIGHT eStreamer Integration Guide
 
Chapter 4      Understanding Discovery & Connection Data Structures 
  Metadata for Discovery Events
Source Application Record
The eStreamer service transmits metadata containing information about the source application for a host 
discovery event within a Source Application record, the format of which is shown below. (Source 
application information is sent when one of the metadata flags—bits 1, 14, 15, or 20 in the Request Flags 
field of a request message—is set. See 
.) Note that the Record Type field, which 
appears after the Message Length field, has a value of 
91
, indicating a Source Application record.
The following table describes the fields in the Source Application record.
Source Detector Record
The eStreamer service transmits metadata containing information about the source application for a host 
discovery event within a Source Type record, the format of which is shown below. (Source type 
information is sent when one of the metadata flags—bits 1, 14, 15, or 20 in the Request Flags field of a 
request message—is set. See 
.) Note that the Record Type field, which appears 
after the Message Length field, has a value of 
96
, indicating a Source Detector record.
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 (1)
Message Type (4)
Message Length
Record Type (91)
Record Length
Source Application ID
Name Length
Name...
Table 4-11
Source Application Record Fields 
Field
Data Type
Description
Source Application ID
uint32
The ID number for the source application.
Name Length
uint32
The number of bytes included in the source application name.
Name
string
The name of the source application.