scope:

This Recommendation specifies the functional requirements of deep packet inspection (DPI) for future networks (e.g., software defined networking, network function virtualization, etc.). The scope of this Recommendation includes:

a) General requirements of deep packet inspection for future networks;

b) DPI functional requirements for software defined networking;

c) DPI functional requirements for network function virtualization;

d) DPI functional requirements for service function chain and DPI as a service;

e) DPI functional requirements for network virtualization; and

f) DPI functional requirements for evolving mobile networks.

Implementers and users of the described techniques shall comply with all applicable national and regional laws, regulations and policies. The mechanisms described in this Recommendation may not be applicable to the international correspondence in order to ensure the secrecy and sovereign national legal requirements placed upon telecommunications, but they shall comply with the Constitution and Convention of ITU.