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转载自:什么是MTU值，如何设置最快最好？ 参考：IP Datagram Size, the Maximum Transmission Unit (MTU), and Fragmentation Overview MTU，即Maximum Transmission Unit(最大传输单元)，此值设定TCP/IP协议传输数据报时的最大传输单元。设置合适的MTU值可以解决“部分网站打不开”、“上网速... 阅读全文
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See:IP Variable Length Subnet Masking (VLSM) An Example: Multiple-Level Subnetting Using VLSM VLSM subnetting is done the same way as regular subnetting; it is just more complex because of the extr... 阅读全文