Which two of these Metro Internet services map to E-LAN services that are defined by the MEF?()
A、Ethernet Private Line
B、Ethernet Wire Service
C、Ethernet Relay Service
D、Ethernet Multipoint Service
E、Ethernet Relay Multipoint Service
A、Ethernet Private Line
B、Ethernet Wire Service
C、Ethernet Relay Service
D、Ethernet Multipoint Service
E、Ethernet Relay Multipoint Service
A、class
A、A. Shared single interface B、B. IP Address C、C. TCP-based hello packets D、D. MAC address
A、
A、A. TCP-based hello packets B、B. the impact
A、A. TCP-based hello packets B、B. the impact
A、 class