int written = packet.writeTrailerWireFormat(dst, 0);
        assertTrue(written > 0);
    }

    @Test
    @DisplayName("Constructor with NetbiosNames should initialize properly")
    void testConstructorWithNetbiosNames() {
        when(mockCalledName.getName()).thenReturn("SERVER");
        when(mockCalledName.getNameType()).thenReturn(0x20);
        when(mockCalledName.getScope()).thenReturn(null);