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Link-scoped multicast addresses use a comparable format. [27] Based on the value of the flag bits, IPv6 multicast addresses can be Unicast-Prefix-based Multicast Addresses, [18] Source-Specific Multicast Addresses, [18] or Embedded RP IPv6 Multicast Addresses. [26] Each of these types of multicast addresses have their own format and follow ...
In computer networking, unicast is a one-to-one transmission from one point in the network to another point; that is, one sender and one receiver, each identified by a network address. [1] Unicast is in contrast to multicast and broadcast which are one-to-many transmissions. [2]
IPv6 addresses are classified by the primary addressing and routing methodologies common in networking: unicast addressing, anycast addressing, and multicast addressing. [1] A unicast address identifies a single network interface. The Internet Protocol delivers packets sent to a unicast address to that specific interface.
The solicited-node multicast addresses are generated from the host's IPv6 unicast or anycast address, and each interface must have a solicited-node multicast address associated with it. A solicited-node address is created by taking the least-significant 24 bits of a unicast or anycast address and appending them to the prefix ff02::1:ff00:0 / ...
Now, as with any other overlay network protocol, its scalability is tied into how well it can handle the Broadcast, Unknown unicast and Multicast (BUM). [14] In Data Plane Learning the broadcast traffic is flooded to multicast group members. In Control Plane Learning addresses are collected and forwarded via BGP. Broadcast traffic is reduced ...
However, in multicast routing, the source address (which is a simple unicast address) is used to determine data stream direction. The source of the multicast traffic is considered upstream. The router determines which downstream interfaces are destinations for this multicast group (the destination address), and sends the packet out through the ...
Explicit multi-unicast (Xcast) is another multicast strategy that includes addresses of all intended destinations within each packet. As such, given maximum transmission unit limitations, Xcast cannot be used for multicast groups with many destinations.
The addressing architecture of IPv6 is defined in RFC 4291 and allows three different types of transmission: unicast, anycast and multicast. [ 5 ] : 210 Motivation and origin