Tool thi các môn liên quan đến mạng máy tính

Tool tinh ip, sub, host, ...

https://www.calculator.net/ip-subnet-calculator.html

https://www.site24x7.com/tools/ipv4-subnetcalculator.html

https://codebeautify.org/binary-to-ip-converter

Ly thuyet

https://bizflycloud.vn/tin-tuc/ipv4-la-gi-20210607115922143.htm

https://hocmangcoban.blogspot.com/2014/05/wildcard-mask.html

https://thegioimang.vn/dien-dan/threads/c%E1%BA%A5u-h%C3%ACnh-nat-pat-tr%C3%AAn-thi%E1%BA%BFt-b%E1%BB%8B-%C4%91%E1%BB%8Bnh-tuy%E1%BA%BFn-router-cisco.295/

Giai de thi

https://1drv.ms/w/s!AjxSIcHseEK5hah5n8Smb0kCDFQoBA?e=Cy9VPE