问题:
Click the Exhibit button. A customer has several interconnected core rings (see exhibit). They want to create several irtual rings?utilizing their OC-192 backbone (nodes 1,2,3,4). What should you recommend?()
A . PPMN with BLSR rings
B . PPMN with UPSR rings
C . 1:N protection on all core circuits
D . multi-ring interconnect with BLSR ring
Click the Exhibit button. A customer has several interconnected core rings (see exhibit). They want to create several irtual rings?utilizing their OC-192 backbone (nodes 1,2,3,4). What should you recommend?()
● 参考解析
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