#include <GreLayer.h>

Inheritance diagram for pcpp::gre1_header:

Public Attributes
uint16_t	payloadLength
	Size of the payload not including the GRE header.

uint16_t	callID
	Contains the Peer's Call ID for the session to which this packet belongs.

Public Attributes inherited from pcpp::gre_basic_header
uint8_t	recursionControl: 3
	Number of additional encapsulations which are permitted. 0 is the default value.

uint8_t	strictSourceRouteBit: 1
	Strict source routing bit (GRE v0 only)

uint8_t	sequenceNumBit: 1
	Set if sequence number exists.

uint8_t	keyBit: 1
	Set if key exists.

uint8_t	routingBit: 1
	Set if routing exists (GRE v0 only)

uint8_t	checksumBit: 1
	Set if checksum exists (GRE v0 only)

uint8_t	version: 3
	GRE version - can be 0 or 1.

uint8_t	flags: 4
	Reserved.

uint8_t	ackSequenceNumBit: 1
	Set if acknowledgment number is set (GRE v1 only)

uint16_t	protocol
	Protocol type of the next layer.

Detailed Description

Represents GREv1 protocol header

Public Attributes