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PreviousHost A knows the IP address of Host B, and both hosts are on the same LAN. Host A does not have Host B's MAC address in its ARP cache. What happens first? - (i) Host A broadcasts an ARP request asking for the MAC address corresponding to Host B's IP address - (ii) Host A unicasts the IP packet directly to Host B - (iii) Host B broadcasts its MAC address - (iv) The router assigns a new IP address to Host ANextA client wants to access www.example.com but does not know its IP address. Which application-layer service is responsible for resolving the domain name? - (i) FTP - (ii) TELNET - (iii) DNS - (iv) SMTP
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