Ch 6 Data Link Demo Layer 2 MAC ARP MAC flip flop
LAN Areas
WAN Areas
reconnaissance
Layer 3 Addresses IP address dotted decimal
Layer 2 Address MAC hexadecimal
convert subnet mask
1111111.1111111.111111.11111100
128+64+32 = 224 1s (ones) stop on 32
Ping PC0 PC10
ARP I have an IP address, I need MAC address
FFFF.FFFF.FFFF Layer 2 broadcast
which end device responded or ignored/dropped Frame?
MAC is local significance
Ping PC0 PC1
increase up play speed slider
ARP which device response to the broadcast?
Each LAN or WAN area will ARP
MAC address will flip flop over the Layer 3 Routers