26-Jan-04
© 2002 Procket
Networks, Inc. All rights reserved.

000000010000000001011110
1110
0
8
31
0
32-Bit IP Address
48-Bit Ethernet
Address
0
24
0 =
Internet Multicast
1 =
Reserved for Other Use
•IANA
Owns 01-00-5E Vendor Address Block
•Half of
It Assigned for IP Multicast
IEEE Ethernet Multicast bit
ignored
47
Ethernet Multicast Addressing
23 Bits
01-00-5E-
Class D Address
00-00-00
through
7F-FF-FF