IPng Addressing - multicast

IPng multicast is an identifier for a group of nodes. A node can belong to any number of multicast groups. To see IP multicast click here.

FLGS is set to 000T , where the 000 is reserved, and

• T=0 indicated permanently assigned or well known addresses, assigned by a naming authority.
• T=1 indicates a transient address.

SCOP indicates scope , the values are

• 0 reserved
• 1 intra-node scope
• 2 intra-link scope
• 3 (unassigned)
• 4 (unassigned)
• 5 intra-site scope
• 6 (unassigned)
• 7 (unassigned)
• 8 intra-organisation scope
• 9 (unassigned)
• A (unassigned)
• B intra community scope
• C (unassigned)
• D (unassigned)
• E global scope
• F reserved