# and are not themselves isolated, this to make sure that isolated nodes
# don't appear outside of this node
my @dxchan = grep { $_->call ne $main::mycall && $_->call ne $self->{call} } DXChannel::get_all_nodes();
# and are not themselves isolated, this to make sure that isolated nodes
# don't appear outside of this node
my @dxchan = grep { $_->call ne $main::mycall && $_->call ne $self->{call} } DXChannel::get_all_nodes();