单项选择题

The ML-series Ethernet card on the ONS 15454 provides up to （） active Q-in-Q instances per card.

A. 512
B. 255
C. 1024
D. 4096

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单项选择题

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CCNP(642-321)

The ML-series Ethernet card on the ONS 15454 provides up to （） active Q-in-Q instances per card.