An E-Line is a service type defined by the MEF for connecting exactly 2 UNIs where those 2 UNIs can communicate only with one another. E-Lines are defined in MEF 6.2 and MEF 10.3.
EPL (Ethernet Private Line) and EVPL (Ethernet Virtual Private Line) are both services under the E-Line service type.
(EVC identified by VLAN ID)
Ethernet Private Line
Ethernet Virtual Private Line
Ethernet Private LAN
Ethernet Virtual Private LAN
Ethernet Private Tree
Ethernet Virtual Private Tree
E-Lines are used to create, among other solutions:
- Private lines
- Ethernet Internet access
- Replacement for TDM private lines
E-Lines are the most popular Carrier Ethernet service due to their simplicity.
Related and Further Reading