Ethernet Virtual Private Tree
Encyclopedia
E-Tree or Ethernet Virtual Private Tree is a Point-to-MultiPoint
Point-to-multipoint
Point-to-multipoint communication is a term that is used in the telecommunications field which refers to communication which is accomplished via a specific and distinct type of one-to-many connection, providing multiple paths from a single location to multiple locations.Point-to-multipoint is often...

 Ethernet Virtual Connection defined by the Metro Ethernet Forum
Metro Ethernet Forum
The Metro Ethernet Forum , founded in 2001, is a nonprofit international industry consortium, dedicated to worldwide adoption of Carrier Ethernet networks and services....

 — an Ethernet VLAN configuration suitable for multicast
Multicast
In computer networking, multicast is the delivery of a message or information to a group of destination computers simultaneously in a single transmission from the source creating copies automatically in other network elements, such as routers, only when the topology of the network requires...

 services.

Other types of Ethernet Virtual Connection (EVC) defined for Carrier Ethernet
Carrier Ethernet
Carrier Ethernet is a marketing term for extensions to Ethernet to enable telecommunications network providers to provide Ethernet services to customers and to utilize Ethernet technology in their networks....

 networking are the E-Line and E-LAN.
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