echo "dport may only be used it proto is defined"; return; }
[ -n "$src_port" -a -z "$proto" ] && { \
echo "sport may only be used it proto is defined"; return; }
+
+ src_port_first=${src_port%-*}
+ src_port_last=${src_port#*-}
+ [ "$src_port_first" -ne "$src_port_last" ] && { \
+ src_port="$src_port_first:$src_port_last"; }
+
+ src_dport_first=${src_dport%-*}
+ src_dport_last=${src_dport#*-}
+ [ "$src_dport_first" -ne "$src_dport_last" ] && { \
+ src_dport="$src_dport_first:$src_dport_last"; }
+
$IPTABLES -A zone_${src}_prerouting -t nat \
${proto:+-p $proto} \
${src_ip:+-s $src_ip} \
${src_dport:+--dport $src_dport} \
${src_mac:+-m mac --mac-source $src_mac} \
-j DNAT --to-destination $dest_ip${dest_port:+:$dest_port}
+
+ dest_port_first=${dest_port%-*}
+ dest_port_last=${dest_port#*-}
+ [ "$dest_port_first" -ne "$dest_port_last" ] && { \
+ dest_port="$dest_port_first:$dest_port_last"; }
+
$IPTABLES -I zone_${src}_forward 1 \
${proto:+-p $proto} \
-d $dest_ip \