摘要:
子网掩码计算:十进制转二进制:十进制:23 —> 11101 十进制2|23 - - - 12|11 - - - 12|5 - - - 12|2 - - - 02|1 - - - 10把余数从从下往上,依次为从高到低位:10111二进制转十进制:二进制:11011 —> 27 二进制1(24) + ... 阅读全文
摘要:
Network and transport layer Part1Features of transport layer and network layertransport layer:end-to-end channel;reliable communication(segmenting + A... 阅读全文