SErver one...
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/etc/xinetd.d/amanda

service amanda
{

        socket_type             = dgram
        protocol                = udp
        wait                    = yes
        user                    = amanda
        group                   = disk
        server                  = /usr/lib/amanda/amandad
        disable                 = no
        server_args             = -auth=bsd amdump amindexd amidxtaped
}
--------------------------

[root@localhost tmp]# cat /etc/services | grep amanda
amanda          10080/tcp                       # amanda backup services
amanda          10080/udp                       # amanda backup services
kamanda         10081/tcp                       # amanda backup services (Kerberos)
kamanda         10081/udp                       # amanda backup services (Kerberos)
amandaidx       10082/tcp                       # amanda backup services
amidxtape       10083/tcp                       # amanda backup services
[root@localhost tmp]#