Upgrading Application Servers

Install Kerberos V5 on each application server, according to the instructions in the Kerberos V5 Installation Guide, with the following exceptions:

• In the file /etc/services, add or edit the lines described in the Kerberos V5 Installation Guide, with the following exception:

  in place of:

            kerberos      88/udp    kdc    # Kerberos V5 KDC
            kerberos      88/tcp    kdc    # Kerberos V5 KDC
            

  add instead:

            kerberos-sec  88/udp    kdc    # Kerberos V5 KDC
            kerberos-sec  88/tcp    kdc    # Kerberos V5 KDC
            

• Convert your Kerberos V4 srvtab file to Kerberos V5 keytab file as follows:

            # /usr/local/sbin/ktutil
            ktutil:  rst /etc/krb-srvtab
            ktutil:  wkt /etc/krb5.keytab
            ktutil:  q
            #