What are the two modes in which Cisco ONS XPonder can work? (Choose two.)
A. Layer 2 switch
B. Layer 3 router
C. pass-through
D. transponder
E. ring
What are the two modes in which Cisco ONS XPonder can work? (Choose two.)
A. Layer 2 switch
B. Layer 3 router
C. pass-through
D. transponder
E. ring