Which three statements about L2TPv3 are true？（）A、L2TPv3 Frame Relay support includes only 32-bit DLCI addressingB、L2TPv3 sessions do not support Frame Relay LMI interworkingC、Multipoint DLCI is not supportedD、To use DCE or a Network-to-Network Interface on a Frame Relay port， you must configure the frame-relay switching commandE、L2TPv3 feature does not support Frame Relay extended addressing
Which three statements about L2TPv3 are true？（）
- A、L2TPv3 Frame Relay support includes only 32-bit DLCI addressing
- B、L2TPv3 sessions do not support Frame Relay LMI interworking
- C、Multipoint DLCI is not supported
- D、To use DCE or a Network-to-Network Interface on a Frame Relay port， you must configure the frame-relay switching command
- E、L2TPv3 feature does not support Frame Relay extended addressing
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