1.6. Requirements Terminology
1.6 Requirements Terminology
Definitions of the primitive terms in this document (such as Security Association or SA) can be found in [IPSECARCH]. It should be noted that parts of IKEv2 rely on some of the processing rules in [IPSECARCH], as described in various sections of this document.
The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT", "SHOULD", "SHOULD NOT", "RECOMMENDED", "MAY", and "OPTIONAL" in this document are to be interpreted as described in [MUSTSHOULD].