ISR Computing -

Well-known IPv4 multicast addresses

Address	Target usage	Notes
224.0.0.0	Base Address (Reserved)	[RFC1112][JBP]
224.0.0.1	All Systems on this Subnet	[RFC1112][JBP]
224.0.0.2	All Routers on this Subnet	[JBP]
224.0.0.3	Unassigned	[JBP]
224.0.0.4	DVMRP Routers	[RFC1075][JBP]
224.0.0.5	OSPFIGP OSPFIGP All Routers	[RFC2328][JXM1]
224.0.0.6	OSPFIGP OSPFIGP Designated Routers	[RFC2328][JXM1]
224.0.0.7	ST Routers	[RFC1190][KS14]
224.0.0.8	ST Hosts	[RFC1190][KS14]
224.0.0.9	RIP2 Routers	[RFC1723][GSM11]
224.0.0.10	IGRP Routers	[Farinacci]
224.0.0.11	Mobile-Agents	[Bill Simpson]
224.0.0.12	DHCP Server / Relay Agent	[RFC1884]
224.0.0.13	All PIM Routers	[Farinacci]
224.0.0.14	RSVP-ENCAPSULATION	[Braden]
224.0.0.15	all-cbt-routers	[Ballardie]
224.0.0.16	designated-sbm	[Baker]
224.0.0.17	all-sbms	[Baker]
224.0.0.18	VRRP	[RFC3768]
224.0.0.19	IPAllL1ISs	[Przygienda]
224.0.0.20	IPAllL2ISs	[Przygienda]
224.0.0.21	IPAllIntermediate Systems	[Przygienda]
224.0.0.22	IGMP	[Deering]
224.0.0.23	GLOBECAST-ID	[Scannell]
224.0.0.24	OSPFIGP-TE	[RFC4973]
224.0.0.25	router-to-switch	[Wu]
224.0.0.26	Unassigned	[JBP]
224.0.0.27	Al MPP Hello	[Martinicky]
224.0.0.28	ETC Control	[Polishinski]
224.0.0.29	GE-FANUC	[Wacey]
224.0.0.30	indigo-vhdp	[Caughie]
224.0.0.31	shinbroadband	[Kittivatcharapong]
224.0.0.32	digistar	[Kerkan]
224.0.0.33	ff-system-management	[Glanzer]
224.0.0.34	pt2-discover	[Kammerlander]
224.0.0.35	DXCLUSTER	[Koopman]
224.0.0.36	DTCP Announcement	[Cipiere]
224.0.0.37-224.0.0.68	zeroconfaddr	[Guttman]
224.0.0.69-224.0.0.100	Reserved	[IANA]
224.0.0.101	cisco-nhap	[Bakke]
224.0.0.102	HSRP	[Wilson]
224.0.0.103	MDAP	[Deleu]
224.0.0.104	Nokia MC CH	[Kalhour]
224.0.0.105	ff-lr-address	[Glanzer]
224.0.0.106	All-Snoopers	[RFC4286]
224.0.0.107	PTP-pdelay	[IEEE1588][K.Lee]
224.0.0.108	Saratoga	[Wood]
224.0.0.109	LL-MANET-Routers	[RFC-ietf-manet-iana-07.txt]
224.0.0.110-224.0.0.250	Unassigned	[JBP]
224.0.0.251	mDNS	[Cheshire]
224.0.0.252	Link-local Multicast Name Resolution	[RFC4795]
224.0.0.253	Teredo	[RFC-huitema-v6ops-teredo-05.txt]
224.0.0.254	RFC3692-style Experiment	[RFC4727]
224.0.0.255-224.0.0.255	Unassigned	[JBP]

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