Cisco Cisco Firepower Management Center 4000 Entwickleranleitung

The following table describes the fields of the Attribute Address data block.

For more information, see the following section:

The User Client Application data block contains information about the source of the client application 
data, the identification number for the user who added the data, and the lists of IP address range data 
blocks. The User Client Application data block has a block type of 59.

The following diagram shows the basic structure of a User Client Application data block:

Attribute 
Address Block 
Type

uint32

Initiates an Attribute Address data block. This value is 
always 38.

Attribute 
Address Block 
Length

uint32

Number of bytes in the Attribute Address data block, 
including eight bytes for the attribute address block 
type and length, plus the number of bytes in the 
attribute address data that follows.

Attribute ID

uint32

Identification number of the affected attribute, if 
applicable. 

IP  Address 

uint8[4]

IP address of the host, if the address was automatically 
assigned, in IP address octets.

Bits

uint32

Contains the significant bits used to calculate the 
netmask if an IP address was automatically assigned.

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

User Client Application Block Type (59)

User Client Application Block Length

IP Address 

Ranges

Generic List Block Type (31)

Generic List Block Length

IP Range Specification Data Blocks*

Application Protocol ID

Client Application ID