Cisco Nexus 2000 FEX Terminology
The following terminology and acronyms are used with the Nexus 2000 fabric extenders:
Network Interface (NIF): Port on FEX, connecting to parent switch.
Host Interface (HIF): Front panel port on FEX, connecting to server.
Virtual Interface (VIF): Logical construct consisting of a front panel port, VLAN, and several other parameters.
Logical interface (LIF): Presentation of a front panel port in parent switch.
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