But there are still more problems existing in LVS cluster email system, like system not stable enough, unstable sending/receiving operation, cannot meet need for cross-area using.

• 但是，目前常用的基于LVS开源代码集群体系的电子邮件系统仍然存在着邮件系统的不稳定，电子邮件收发的不正常，无法适应跨地域应用等问题。