多项选择题
Which three timing modes are supported on the ONS 15454 shelf? （）(Choose three.)
A. line timing
B. loop timing
C. internal timing
D. through timing
E. external timing
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相关考题
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单项选择题
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 rings -
单项选择题
With R4.0, how many total DCC tunnel connections can each ONS 15454 support using the TCC+ card?（）
A.10
B.32
C.64
D.84
E.96 -
多项选择题
Click the Exhibit button. Within an ONS 15454, you are provisioning a circuit on an unprotected UPSR ring. In the exhibit, which two must you configure?（） (Choose two.)
A. revertive
B. circuit type
C. circuit size
D. bidirectional
E. protected drops
F. switch on PDI-P
