Ieee8022LlcSnapHeader

class

ieee 802.2 LLC header with SNAP extension TODO rename to LlcWithSnap, or let separated Llc and Snap headers

Inheritance diagram

The following diagram shows inheritance relationships for this type. Unresolved types are missing from the diagram.

Extends

Name	Type	Description
Ieee8022LlcHeader	class	ieee 802.2 LLC header

Fields

Name	Type	Description
chunkLength	b
dsap	short	1 byte
ssap	short	1 byte
control	int	1 or 2 byte, control = byte[0]+256*byte[1], two bytes, when (byte[0] & 3) != 3
oui	int	organizationally unique identifier (OUI); 0 for protocols that have an EtherType (ARP, IPv4, IPv6, etc.), 3 bytes
protocolId	int	protocol identifier (PID); stores EtherType if orgCode is 0, 2 bytes
mutable	bool
complete	bool
correct	bool
properlyRepresented	bool
rawBin	string[]
rawHex	string[]
tags	RegionTagSet::cObjectRegionTag[]

Source code

// ieee 802.2 LLC header with SNAP extension
//TODO rename to LlcWithSnap, or let separated Llc and Snap headers
class Ieee8022LlcSnapHeader extends Ieee8022LlcHeader
{
    chunkLength = B(8);
    dsap = 0xAA;
    ssap = 0xAA;
    control = 0x03;
    int oui = -1;   // organizationally unique identifier (OUI); 0 for protocols that have an EtherType (ARP, IPv4, IPv6, etc.), 3 bytes
    int protocolId = -1; // protocol identifier (PID); stores ~EtherType if orgCode is 0, 2 bytes
}

File: src/inet/linklayer/ieee8022/Ieee8022LlcHeader.msg