+ my $conf = new FS::Conf;
+ if ( $conf->exists('svc_forward-arbitrary_dst') ) {
+ my $error = $self->ut_textn('dst');
+ return $error if $error;
+ } else {
+ $self->dst =~ /^([\w\.\-\&]*)(\@([\w\-]+\.)+\w+)$/
+ or return "Illegal dst: ". $self->dst;
+ $self->dst("$1$2");
+ }