tracker.tunnelProxy(route.getHopTarget(hop), secure);
} break;
case HttpRouteDirector.LAYER_PROTOCOL:
this.connManager.upgrade(managedConn, route, context);
tracker.layerProtocol(route.isSecure());
break;
case HttpRouteDirector.UNREACHABLE:
throw new HttpException("Unable to establish route: " +
"planned = " + route + "; current = " + fact);