+ if ($is_extnode) {
+ # this is only accepted from my "self"
+ if (DXChannel::get($call) && $call ne $self->{call}) {
+ dbg("PCPROT: locally connected node config for $call from other another node $self->{call}, ignored") if isdbg('chanerr');
+ return;
+ }
+ # reparent to external node (note that we must have received a 'C' or 'A' record
+ # from the true parent node for this external before we get one for the this node
+ unless ($parent = Route::Node::get($call)) {
+ dbg("PCPROT: no previous C or A for this external node received, ignored") if isdbg('chanerr');
+ return;
+ }
+ $parent = check_pc9x_t($call, $t, 92) || return;
+ $parent->via_pc92(1);
+ }
+ } else {
+ dbg("PCPROT: must be mycall or external node as first entry, ignored") if isdbg('chanerr');
+ return;
+ }
+ $parent->here(Route::here($here));
+ $parent->version($version) if $version && $version > $parent->version;
+ $parent->build($build) if $build && $build > $parent->build;
+ shift @ent;
+ }
+
+ # do a pass through removing any references to either locally connected nodes or mycall
+ my @nent;
+ for (@ent) {
+ next unless $_;
+ if ($_->[0] eq $main::mycall || DXChannel::get($_->[0])) {
+ dbg("PCPROT: $_->[0] refers to locally connected node, ignored") if isdbg('chanerr');
+ next;
+ }
+ push @nent, $_;
+ }
+
+ if ($sort eq 'A') {
+ for (@nent) {
+ push @radd, _add_thingy($parent, $_);
+ }
+ } elsif ($sort eq 'D') {
+ for (@nent) {
+ push @rdel, _del_thingy($parent, $_);
+ }
+ } elsif ($sort eq 'C') {
+ my (@nodes, @users);
+
+ # we only reset obscounts on config records
+ $oparent->reset_obs;
+ dbg("ROUTE: reset obscount on $pcall now " . $oparent->obscount) if isdbg('route');
+ if ($oparent != $parent) {