+ @nodes = grep { $_->{call} ne $main::mycall } @nodes;
+ @localnodes = grep { $_->dxchan->{call} eq $_->{call} && !$_->dxchan->{isolate} } @nodes if @nodes;
+ unshift @localnodes, DXCluster->get_exact($main::mycall);
+ @remotenodes = grep { $_->dxchan->{call} ne $_->{call} } @nodes if @nodes;