if(retval != null && is_coord && local_addr != null && !retval.contains(local_addr)) retval.add(new PingRsp(local_addr, local_addr, true));
if(retval != null && is_coord && local_addr != null && !retval.contains(tmp)) retval.add(tmp);
        Vector findInitialMembers() {            find_promise.reset();            passDown(new Event(Event.FIND_INITIAL_MBRS));            Vector retval=(Vector)find_promise.getResult(0); // wait indefinitely until response is received            if(retval != null && is_coord && local_addr != null && !retval.contains(local_addr))                retval.add(new PingRsp(local_addr, local_addr, true));            return retval;        }