- # Check if the settings for the forward server are valid.
- unless(&General::validip($cgiparams{'FORWARD_SERVER'})) {
- $errormessage = $Lang::tr{'invalid ip'};
+ my @forward_servers = split(/\,/, $cgiparams{'FORWARD_SERVERS'});
+ foreach my $forward_server (@forward_servers) {
+ # Check if the settings for the forward server are valid.
+ unless(&General::validip($forward_server) || &General::validfqdn($forward_server)) {
+ $errormessage = "$Lang::tr{'invalid ip or hostname'}: $forward_server";
+ last;
+ }