KoChaiwat: Basic Network Part 1 Chaiwat Amornhirunwong 2 years ago Link Download เอกสาร: https://www.dropbox.com/s/uoivukf860trw7h/Basic%20Network%20by%20KoChaiwat.pdf?dl=0 หัวข้อ: – Network Overview – TCP/IP by focusing What is Layer 1, Layer 2 and Layer 3 – What is the ARP Protocol?