expiration = System.currentTimeMillis() + this.transportContext.getConfig().getNetbiosCachePolicy() * 1000;
        }
        cacheAddress(hostName, addr, expiration);
    }


    void cacheAddress ( Name hostName, NbtAddress addr, long expiration ) {
        if ( this.transportContext.getConfig().getNetbiosCachePolicy() == 0 ) {
            return;
        }