摘要:单位网络由于交换机数量和划分的VLAN数目都比较多,为减少维护的工作量,所有交换机启用了VTP协议,将所有交换机划入同一个VTP域内,核心交换机上的VLAN信息发生变更时,其他交换机均自动与核心交换机同步VLAN信息。然而,最近发生了一次大规模的网络瘫痪,内网、外网访问全部中断,故障排查和恢复的过程也不是很顺畅。本文就将对此次故障做深入分析,希望能够对各位同行起到提醒作用。
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