snprintf( sbuf->payload, 1024, "periodic update from sender: %d", count++ );
sbuf->len = strlen( sbuf->payload );
sbuf = rmr_wh_send_msg( mrc, whid, sbuf );
snprintf( sbuf->payload, 1024, "periodic update from sender: %d", count++ );
sbuf->len = strlen( sbuf->payload );
sbuf = rmr_wh_send_msg( mrc, whid, sbuf );