IANA Registration for an Enumservice Subtype "smpp" under Type "sms", and Information and IANA Registration for URI Type "smpp"
NeuStar
This document updates RFC 4355 by registering a new enumservice subtype "smpp" under the existing type "sms" using the URI scheme "smpp" as per the IANA registration process defined in RFC 3761 and draft-ietf-enum-enumservices-guide-07 and registers a new URI type "smpp" according to the URI registration procedure in RFC 4395. This enumservice subtype indicates that the remote resource identified by the URI scheme can receive short messages using the Short Message Peer-to-Peer Protocol (SMPP).