-\code{SRV}~\cite{rfc2782} and \code{PTR} in a way that allows hosts to browse
-for services in a domain. As an example, Figure~\ref{fig:dnssd} shows the
-process of browsing for all XMPP clients in the domain \code{example.org}.
-This is a two-step process, consisting of \term{Service Instance Enumeration}
-and \term{Service Instance Resolution}.
-
-\begin{figure}[top]
- \centering
- \includegraphics[width=0.9\textwidth]{fig-dnssd-mock.jpg}
- \caption{DNS-SD: Service Instance Enumeration and Resolution
- \todo[XMPP is a bad example here, use IPP]}
- \label{fig:dnssd}
-\end{figure}
+SRV~\cite{rfc2782} and PTR~\cite{rfc1035} in a way that allows hosts to browse
+for services in a domain. While SRV records specify the location of services on
+a host, PTR records hold a reverse mapping from IP address to host name.
+DNS-SD now relies on a two-step process, consisting of
+\term{Service Instance Enumeration} and \term{Service Instance Resolution}.