ge that carries explicit indication of the
   response's encoding. Codings for the two mandatory OTP data formats
   using this new type of response are presented.

   This document also provides a specification for a response that
   allows an OTP generator to request that a server re-initialize a
   sequence and change parameters such as the secret pass phrase.

1. Conventions, Terms, and Notation

   This document specifies the data formats and software behaviors
   needed to use OTP extended responses. 