Brocade Converged Enhanced Ethernet Administrator's Guide v6.1.2_cee (53-1001258-01, June 2009)

Table Of Contents
Converged Enhanced Ethernet Administrator’s Guide 1
53-1001258-01
Chapter
1Introducing FCoE
In this chapter
FCoE terminology. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
FCoE overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Logical connectivity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Layer 2 Ethernet overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
FCoE Initialization Protocol (FIP). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
FCoE queuing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
FCoE terminology
Table 1 lists and describes the FCoE terminology used in this document.
TABLE 1 FCoE terminology
Term Description
FCoE Fibre Channel over Ethernet
CEE Converged Enhanced Ethernet
VN_port FCoE equivalent of an FC N_port
VF_port FCoE equivalent of an FC F_port
ENode An FCoE device that supports FCoE VN_ports
(servers and target devices)
FCoE Forwarder (FCF) An FCoE link end point that provides FC fabric
services.