<a HREF="#S2.3">2.3 Environment variables</a>
        <li><a HREF="#S2.4">2.4 Other state</a>
    </ul>
    <li><a HREF="#S3">3. Protocol Basics</a>
    <ul type=square>
        <li><a HREF="#S3.1">3.1 Notation</a>
        <li><a HREF="#S3.2">3.2 Accepting Transport Connections</a>
        <li><a HREF="#S3.3">3.3 Records</a>
        <li><a HREF="#S3.4">3.4 Name-Value Pairs</a>
        <li><a HREF="#S3.5">3.5 Closing Transport Connections</a>
    </ul>
    <li><a HREF="#S4">4. Management Record Types</a>
   