my $ref = DXCluster->get_exact($call);
my $dxchan = $ref->dxchan if $ref;
return (1, $self->msg('e10', $call)) unless $ref;
return (1, $self->msg('e13', $call)) unless $ref->isa('DXNode');
my $ref = DXCluster->get_exact($call);
my $dxchan = $ref->dxchan if $ref;
return (1, $self->msg('e10', $call)) unless $ref;
return (1, $self->msg('e13', $call)) unless $ref->isa('DXNode');