An implementation approach to Source Address Validation
Cisco Systems
This note is intended to flesh out a comment made on a mailing list. It describes one of many possible implementation approaches to SAVI systems, and is intended as much as anything to be an existence proof that there is at least one that would work. Requirements 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 [RFC2119].