IP Address

kelas A ----- 1-126
kelas B ----- 127-191
kelas C ----- 192-223
kelas D ----- 224-239(multicasting)
kelas E ----- 240-255(quality of service)

IP---static n dynamic

IPv4 and IPv6(terbaru)

ipconfig/all----ip address
                ----mac address/physical address
                ----DNS
                ----subnetmask

kalau dlm cmd nk bwt ip kne letak *ping*
cthnye --ping ipconfig/all
           --ping 127.0.0.1

WAN ip dynamic

nslookup google.com(75.125.135.102)
nslookup yahoo.com(198.138.253.109 @ 198.139.183.24)

ip utk laptop ade 3----network,wireless,telefon...

ISP(internet service provider)--->LIR(local internet registry)--->RIR(regional internet registry)

subnetmask--net id n host id