Ethernet VPN (EVPN) is a technology for carrying layer 2
Ethernet
Ethernet () is a family of wired computer networking technologies commonly used in local area networks (LAN), metropolitan area networks (MAN) and wide area networks (WAN). It was commercially introduced in 1980 and first standardized in ...
traffic as a virtual private network using
wide area network
A wide area network (WAN) is a telecommunications network that extends over a large geographic area. Wide area networks are often established with leased telecommunication circuits.
Businesses, as well as schools and government entities, u ...
protocols. EVPN technologies include Ethernet over
MPLS
Multiprotocol Label Switching (MPLS) is a routing technique in telecommunications networks that directs data from one node to the next based on labels rather than network addresses. Whereas network addresses identify endpoints the labels identif ...
and Ethernet over
VXLAN
Virtual Extensible LAN (VXLAN) is a network virtualization technology that attempts to address the scalability problems associated with large cloud computing deployments. It uses a VLAN-like encapsulation technique to encapsulate OSI layer 2 Ether ...
.
EVPNs are covered by a number of Internet RFCs, including:
* "Requirements for Ethernet VPN (EVPN)",
* "BGP MPLS-Based Ethernet VPN",
* "A Network Virtualization Overlay Solution Using Ethernet VPN (EVPN)",
* "Ethernet-Tree (E-Tree) Support in Ethernet VPN (EVPN) and Provider Backbone Bridging EVPN (PBB-EVPN)".
References
See also
*
Virtual Private LAN Service
Ethernet
Tunneling protocols
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