<?xml version='1.0'?>

<reference anchor='RFC3428'>

<front>
<title>Session Initiation Protocol (SIP) Extension for Instant Messaging</title>
<author initials='B.' surname='Campbell' fullname='B. Campbell'>
<organization /></author>
<author initials='J.' surname='Rosenberg' fullname='J. Rosenberg'>
<organization /></author>
<author initials='H.' surname='Schulzrinne' fullname='H. Schulzrinne'>
<organization /></author>
<author initials='C.' surname='Huitema' fullname='C. Huitema'>
<organization /></author>
<author initials='D.' surname='Gurle' fullname='D. Gurle'>
<organization /></author>
<date month='December' year='2002' /></front>

<seriesInfo name='RFC' value='3428' />
<format type='TXT' octets='41475' target='ftp://ftp.isi.edu/in-notes/rfc3428.txt' />
</reference>
