1.2. Definitions

Definitions of most terms used here are provided in the IETF SFC Architecture RFC. Additional terms specific to the OPNFV SFC project are defined below.

1.3. Abbreviations

Abbreviation Term
NS Network Service
NFVO Network Function Virtualization Orchestrator
NF Network Function
NSH Network Services Header (Service chaining encapsulation)
ODL OpenDaylight SDN Controller
RSP Rendered Service Path
SDN Software Defined Networking
SF Service Function
SFC Service Function Chain(ing)
SFF Service Function Forwarder
SFP Service Function Path
VNF Virtual Network Function
VNFM Virtual Network Function Manager
VNF-FG Virtual Network Function Forwarding Graph
VIM Virtual Infrastructure Manager