D-Link xStack DES-3800 Series User Manual page 362

H/W Protocol H/W
type type address
length
Table – 3 (ARP Payload)
When PC B replies to the query, the "Destination Address" in the Ethernet frame will be changed to PC A's MAC address. The
"Source Address" will be changed to PC B's MAC address (see Table-4).
Destination address
00-20-5C-01-11-11
Table – 4 (Ethernet frame format)
The switch will also examine the "Source Address" of the Ethernet frame and if it finds that the address is not in the Forwarding
Table, the switch will learn PC B's MAC and update its Forwarding Table.
Forwarding Table
Port1 00-20-5C-01-11-11
Port2 00-20-5C-01-22-22
xStack DES-3800 Series Layer 3 Stackable Fast Ethernet Managed Switch
Protocol Operation
address
length
ARP reply
Source address Ether-type
00-20-5C-01-22-22
Sender Sender
protocol
H/W address
address
10.10.10.1
00-20-5C-01-11-11
ARP
346
Target Target
protocol
H/W address
address
10.10.10.2
00-20-5C-01-22-22
FCS