templates/service/dns/forwarding/dhcp/node.def


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multi:
type: txt
help: Set to forward DNS queries to nameservers received from DHCP server for specified interface
syntax:expression: exec "/opt/vyatta/sbin/vyatta-dns-forwarding.pl --dhcp-interface $VAR(@)"
commit:expression: exec "/opt/vyatta/sbin/vyatta-dns-forwarding.pl --dhcp-interface-nameserver $VAR(@)"
allowed:
         local -a array ;
         array=( /var/lib/dhcp3/eth* ) ;
         echo  -n ${array[@]##*/}