IITG CS349 Computer Networks Lab Assignment 3 on Socket Programming
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Request can be of two types.(Type1 & Type 2)
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Type 1 Message field contains Domain Name and requests for corresponding IP address.
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Type 2 Message field contains IP address and request for the corresponding Domain Name.
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Response can be of two types again (Type3 & Type4)
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Type 3 Message field contains Domain Name/IP address.
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Type 4: Message field contains error message “entry not found in the database”.
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Proxy server caches DNS Server response.
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Proxy server's cache size is 3.
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FIFO scheme is used for updating the cache by the proxy server .
B.Tech undergraduate (Computer Science & Engineering)
Indian Institute of Technology Guwahati
India