AS2 Restart for Very Large Messages
AS2 Restart provides a method for AS2 clients and servers to restart payload transfers from the point of failure without requiring the entire document to be resent. Keywords 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 RFC 2119.