+ my $iso = $dxchan->isolate ? 'Y' :' ';
+ my ($fin, $fout) = (' ', ' ');
+ unless ($dxchan->do_pc92) {
+ my $f;
+ if ($f = $dxchan->inroutefilter) {
+ $fin = $dxchan->inroutefilter =~ /node_default/ ? 'D' : 'Y';
+ }
+ if ($f = $dxchan->routefilter) {
+ $fout = $dxchan->routefilter =~ /node_default/ ? 'D' : 'Y';
+ }
+ }