CfmMessage¶

Namespace: inet

class CfmMessage

Base header for the Connectivity Fault Management (CFM) protocol suite for managing connectivity at the Ethernet service level. CFM is defined within the IEEE Std 802.1Q-2018 standard, later IEEE 802.1ag and ITU Y.1731.

Inheritance diagram¶

Extends¶

Name	Type	Description
FieldsChunk	class	(no description)

Known subclasses¶

Name	Type	Description
CfmContinuityCheckMessage	class	Protocol header for the Continuity Check protocol (CC), which is a fundamental component of CFM.

Fields¶

Name	Type	Description
id	int
mutable	bool
complete	bool
correct	bool
properlyRepresented	bool
chunkLength	b
rawBin	string[]
rawHex	string[]
regionTags	SharingRegionTagSet::TagBaseRegionTag[]
mdLevel	uint8_t
opCode	uint8_t
flags	uint8_t	RDI 1 bit, Traffic 1 bit, Reserved 3 bit, CCM interval 3 bit

Properties¶

Name	Value	Description
beforeChange	handleChange()
descriptor	readonly
existingClass
packetData

Source code¶

//
// Base header for the Connectivity Fault Management (CFM) protocol suite for
// managing connectivity at the Ethernet service level. CFM is defined within
// the IEEE Std 802.1Q-2018 standard, later IEEE 802.1ag and ITU Y.1731.
//
class CfmMessage extends FieldsChunk {
    uint8_t mdLevel = 0;
    uint8_t opCode;
    uint8_t flags = 0x00000001; // RDI 1 bit, Traffic 1 bit, Reserved 3 bit, CCM interval 3 bit
}

File: src/inet/linklayer/mrp/CfmContinuityCheckMessage.msg