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单项选择题Which statement about L2VPN Pseudowire Switching is not true？（）

A、L2VPN Pseudowire Switching allows the user to extend L2VPN Pseudowires across an inter-AS boundary

B、L2VPN Pseudowire Switching allows the user to extend L2VPN Pseudowires across two separate MPLS networks

C、Quality of service is not supported per Pseudowire

D、L2VPN Pseudowire Switching connects two or more contiguous Pseudowires segments to from an end-to-end multihop Pseudowire

E、The Cisco MPLS Traffic Engineering tunnel selection is not supported

  • E

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