Ip datagram transactions, Datagram header fields – Teledyne LeCroy FireInspector - File Based Decoding User Manual

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CATC S

CRIPTING

ANGUAGE

1.0

HAPTER

Reference Manual

Transaction and Packet Context Fields

Target_Node

: Integer. The 1394 node ID of the target node.

: Integer. The

field of the encapsulation header.

datagram_size

: Integer. The

datagram_size

field of the encapsulation

header.

offset

: Integer. The

offset

field of the encapsulation header.

DGL

: Integer. The

DGL

field of the encapsulation header.

ether_type

: The

ether_type

of the encapsulation header.

IP Datagram Transactions

These transactions require the module data

InputType = "IP Datagram"

Data

: Raw bytes. Fully assembled datagram buffer.

DataLength

: Integer. Length of

Data

, in bytes.

Payload

: Raw bytes. Payload of the datagram (essentially

Data

with the

datagram header stripped off.)

PayloadLength

: Integer. Length of

Payload

buffer, in bytes.

Datagram header fields

The rest of the fields are integers taken directly from the Datagram header defined
in RFC-791.

•

Version

•

IHL

•

Type_of_Service

•

Total_Length

•

Identification

•

Flags

•

Fragment_Offset

•

Time_to_Live

•

Protocol

•

Header_Checksum

•

Source_Address