Adjust BigBlueButton TCP Ports out.

ipt-firewall-gateway

@@ -3740,8 +3740,10 @@ echononl "\t\tBigBlueButton Video Conference Service out only"
 if $allow_bigbluebutton_video_conference_out ; then
    for _dev in ${ext_if_arr[@]} ; do
 
-      if [[ "$bigbluebutton_tcp_ports" != "$standard_http_ports" ]] ; then
+      if [[ -n $bigbluebutton_tcp_ports ]] ; then
+
          $ipt -A OUTPUT -o $_dev -p tcp -m multiport --dports $bigbluebutton_tcp_ports -m conntrack --ctstate NEW -j ACCEPT
+
          if $kernel_activate_forwarding && ! $permit_local_net_to_inet ; then
             $ipt -A FORWARD -o $_dev -p tcp -m multiport --dports $bigbluebutton_tcp_ports -m conntrack --ctstate NEW -j ACCEPT
          fi