-my $dxchan = DXChannel->get($call);
-return (1, $self->msg('e10', $call)) unless $dxchan;
-return (1, $self->msg('e13', $call)) unless $dxchan->is_ak1a();
+return (1, $self->msg('e11')) if $call eq $main::mycall;
+
+my $ref = Route::Node::get($call);
+my $dxchan = $ref->dxchan if $ref;
+return (1, $self->msg('e10', $call)) unless $ref;