Internet Assigned Numbers Authority Service Function Chaining Service Function Types Last Updated 2021-06-09 Available Formats [IMG] XML [IMG] HTML [IMG] Plain text Registry included below * Service Function Chaining Service Function Types Service Function Chaining Service Function Types Reference [RFC9015] Available Formats [IMG] CSV Range Registration Procedures Note 1-31 Standards Action Special Purpose SFT values 32-64495 First Come First Served 64496-65534 Private Use Value Name Reference Registration Date 0 Reserved [RFC9015] 1 Change Sequence [RFC9015] 2020-09-02 2-31 Unassigned 32 Classifier [RFC9015][draft-dawra-idr-bgp-ls-sr-service-segments-04] 2020-09-02 33 Firewall [RFC9015][draft-dawra-idr-bgp-ls-sr-service-segments-04] 2020-09-02 34 Load balancer [RFC9015][draft-dawra-idr-bgp-ls-sr-service-segments-04] 2020-09-02 35 Deep packet inspection engine [RFC9015][draft-dawra-idr-bgp-ls-sr-service-segments-04] 2020-09-02 36 Penalty box [RFC8300][RFC9015] 2020-09-02 37 WAN accelerator [RFC7665][RFC8300][RFC9015] 2020-09-02 38 Application accelerator [RFC7665][RFC9015] 2020-09-02 39 TCP optimizer [RFC7665][RFC9015] 2020-09-02 40 Network Address Translator [RFC7665][RFC9015] 2020-09-02 41 NAT44 [RFC3022][RFC7665][RFC9015] 2020-09-02 42 NAT64 [RFC6146][RFC7665][RFC9015] 2020-09-02 43 NPTv6 [RFC6296][RFC7665][RFC9015] 2020-09-02 44 Lawful intercept [RFC7665][RFC9015] 2020-09-02 45 HOST_ID injection [RFC7665][RFC9015] 2020-09-02 46 HTTP header enrichment [RFC7665][RFC9015] 2020-09-02 47 Caching engine [RFC7665][RFC9015] 2020-09-02 48-64495 Unassigned 64496-65534 Reserved for Private Use [RFC9015] 65535 Reserved [RFC9015] Licensing Terms