More work to decommission rogue_path

app/Classes/Protocol.php

@@ -429,17 +429,14 @@ abstract class Protocol
 		));
 
 		// Add unknown FTNs to the DB
-		if ($this->node->aka_remote_authed->count()) {
-			$so = $this->node->aka_remote_authed->first()->system;
-
-		} else {
-			$so = System::where('name','Discovered System')->first();
-		}
+		$so = ($this->node->aka_remote_authed->count())
+			? $this->node->aka_remote_authed->first()->system
+			: System::createUnknownSystem();
 
 		if ($so && $so->exists) {
-			foreach ($this->node->aka_other as $aka) {
-				Address::findFTN($aka,TRUE,$so);
-			}
+			foreach ($this->node->aka_other as $aka)
+				if (! Address::findFTN($aka))
+					Address::createFTN($aka,$so);
 
 			// Log session in DB
 			$slo = new SystemLog;