src/references/instructions/server/handshake/args.xml

<?xml version="1.0" encoding="UTF-8"?>

<section xml:id="args-instruction" 
    xmlns="http://docbook.org/ns/docbook" version="5.0" xml:lang="en"
    xmlns:xi="http://www.w3.org/2001/XInclude">


    <title>args</title>
    <para>Reports the expected format of the argument list for the protocol
        requested by the client. This message can be sent by the server during
        the handshake phase only.</para>
    <para>The parameters of the args instruction are the names of all parameters
        accepted by the server for the protocol in selected by the client, in
        order. The client's responding connect instruction must the values of
        each of these parameters in the same order.</para>

</section>