【導讀】Outline. ARP. RARP. DHCP. CS6402. –ConfiguredinOS. work. –Ether’s48bitMACaddresses. CS6403. addresses. –Destinationhost. –Nexthoprouter. leveladdress. Howisitmaintained?CS6404. addressbindings. table. CS6405. ARPImplementation. ARPPacketDetails. Notes. CS6406. ARPPacketFormat. TargetHardwareAddr(bytes2–5). TargetProtocolAddr(bytes0–3). SourceProtocolAddr(bytes2–3). Hardwaretype=1ProtocolType=0x0800. SourceHardwareAddr(bytes4–5). TargetHardwareAddr(bytes0–1). SourceProtocolAddr(bytes0–1). HLen=48PLen=32Operation. SourceHardwareAddr(bytes0–3). 081631. CS6407. machines. address. CS6408. reliability