+ $dxchan = DXChannel::get($ncall);
+ unless ($dxchan) {
+ if ($parent->via_pc92) {
+ dbg("PCPROT: non-local node controlled by PC92, ignored") if isdbg('chanerr');
+ return;
+ }
+ }
+
+ if (DXChannel::get($ucall)) {
+ dbg("PCPROT: trying do disconnect local user, ignored") if isdbg('chanerr');
+ return;
+ }
+