if ( $new->svcpart != $old->svcpart ) {
my $svc_x = $new->svc_x;
my $new_svc_x = ref($svc_x)->new({$svc_x->hash, svcpart=>$new->svcpart });
if ( $new->svcpart != $old->svcpart ) {
my $svc_x = $new->svc_x;
my $new_svc_x = ref($svc_x)->new({$svc_x->hash, svcpart=>$new->svcpart });