if ($self->{isolate}) {
dbg("$self->{call} pc9x recognised, but node is isolated, using old protocol");
} elsif (!$self->user->wantpc9x) {
if ($self->{isolate}) {
dbg("$self->{call} pc9x recognised, but node is isolated, using old protocol");
} elsif (!$self->user->wantpc9x) {