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Which two statements about Fibre Channel Class 2 are true? (Choose two.)
A. Fibre Channel Class 2 provides a connection-oriented class of service.
B. The F_BSY frame is part of Class 2.
C. Class 2 acknowledges frame delivery.
D. BB_Credits do not exist in Class 2.
E. Dedicated bandwidth is allocated when using Class 2.
Correct Answer: BC
Explanation/Reference:
Explanation:
An issue exists in that if an Enc_Header is added to a frame and a Class 2 F_RJT or F_BSY is generated by a legacy switch within the Inter-Fabric, the Inter-Fabric Router that receives the Class 2 F_RJT or F_BSY does not have the proper addressing information needed to return the frame to the device that originated the Class 2 frame that was rejected or busied.
Reference: http://www.t11.org/ftp/t11/pub/fc/ifr/06-597v3.pdf
