Daily Archives: October 31, 2022


Multicast Address Space – Local Network Control Block

Local Network Control Block (224.0.0.0 – 224.0.0.255 (224.0.0/24)) Address(es) Description 224.0.0.0 Base Address (Reserved) 224.0.0.1 All Systems on this Subnet 224.0.0.2 All Routers on this Subnet 224.0.0.3 Unassigned 224.0.0.4 DVMRP Routers 224.0.0.5 OSPFIGP OSPFIGP All Routers 224.0.0.6 OSPFIGP OSPFIGP Designated Routers 224.0.0.7 ST Routers 224.0.0.8 ST Hosts 224.0.0.9 RIP2 Routers […]


Multicast Address Space (Large Block Assignments as per RFC 5771)

Large Block Assignments as per RFC 5771 Address Range Size Designation General Description 224.0.0.0 – 224.0.0.255 (/24) Local Network Control Block Protocol control traffic that is not forwarded off link (local network only.) 224.0.1.0 – 224.0.1.255 (/24) Internetwork Control Block Used for protocol control traffic that MAY be forwarded through […]