单项选择题

Click the Exhibit button. Which type of protection is shown in the exhibit?（）

A.1+0
B.1+1
C.1：1
D.1：N

相关考题

You are provisioning a DS-1 circuit on an ONS 15454 UPS...

单项选择题You are provisioning a DS-1 circuit on an ONS 15454 UPSR configuration and XC-10G card. How many total VT ports are used within the VT matrix at the source node?（）

A.0
B.1
C.2
D.3
E.4

What is the correct relative switching priority in a BL...

单项选择题What is the correct relative switching priority in a BLSR ring (higher to lower)?（）

A. signal fail, signal degrade, manual switch
B. signal degrade, signal fail, manual switch
C. protection lockout, manual switch, path AIS
D. forced switch, manual switch, signal degrade
E. protection lockout, manual switch, forced switch

Why is an OC-3 2F-BLSR not feasible?（）A. Switch times w...

单项选择题Why is an OC-3 2F-BLSR not feasible?（）

A. Switch times would exceed 50 ms for an OC-3 BLSR ring.
B. An equal amount of working and protect bandwidth is required.
C. DCC bandwidth is not large enough to handle K1/K2 processing.
D. There is not enough bandwidth in an OC-3 ring to justify BLSR protection.

CCNP(642-311)

Click the Exhibit button. Which type of protection is shown in the exhibit?（）