Which information is exchanged in the FLOGI sequence between a FlexFabric module and a SAN switch?

A.
WWN

B.
port ID

C.
FCID

D.
MAC

Explanation:
The Fibre Channel Logon sequence (FLOGI) is used to obtain a routable FCID for use in FC frame exchange.
The switch will provide the FCID during a FLOGI exchange.
http://www.definethecloud.net/fcoe-initialization-protocol-fip-deep-dive/