\begin{seealso}
- \seetext{Internet \rfc{821}, \emph{Simple Mail Transfer Protocol}.
- Available online at
- \url{http://info.internet.isi.edu/in-notes/rfc/files/rfc821.txt}.}
-
- \seetext{Internet \rfc{1869}, \emph{SMTP Service Extensions}.
- Available online at
- \url{http://info.internet.isi.edu/in-notes/rfc/files/rfc1869.txt}.}
+ \seerfc{821}{Simple Mail Transfer Protocol}{Protocol definition for
+ SMTP. This document covers the model, operating procedure,
+ and protocol details for SMTP.}
+ \seerfc{1869}{SMTP Service Extensions}{Definition of the ESMTP
+ extensions for SMTP. This describes a framework for
+ extending SMTP with new commands, supporting dynamic
+ discovery of the commands provided by the server, and
+ defines a few additional commands.}
\end{seealso}