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<title>Upgrading to Kerberos V5 from Kerberos V4</title>
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<h2 class="chapter">Upgrading Application Servers</h2>
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<p>Install Kerberos V5 on each application server, according to the
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instructions in the Kerberos V5 Installation Guide, with the
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<li>In the file <code>/etc/services</code>, add or edit the lines described in the
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Kerberos V5 Installation Guide, with the following exception:
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<pre class="smallexample"> kerberos 88/udp kdc # Kerberos V5 KDC
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kerberos 88/tcp kdc # Kerberos V5 KDC
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<pre class="smallexample"> kerberos-sec 88/udp kdc # Kerberos V5 KDC
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kerberos-sec 88/tcp kdc # Kerberos V5 KDC
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</p><li>Convert your Kerberos V4 srvtab file to Kerberos V5 keytab file as
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<pre class="smallexample"> <b>#</b> /usr/local/sbin/ktutil
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<b>ktutil:</b> rst /etc/krb-srvtab
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<b>ktutil:</b> wkt /etc/krb5.keytab