l12_feb21 - 1 Lecture 12 Internet Protocols IPv4 versus...

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Unformatted text preview: 1 Lecture 12 Internet Protocols IPv4 versus IPv6 UDP TCP Internet resource allocation and QoS 2 Projects and midterm Progress report Monday February 25, 8 AM from all individuals or groups. Hard Deadline!! Midterm: Tuesday, February 26, 7-7:30 PM. Material Chapters 1,2, and 4 including todays lecture. Open book. 3 questions: 30 minutes 3 Application Layer Transport Layer Network Layer HTTP FTP TELNET TCP UDP IP NFS RPC DNS SNTP Data Link Layer Ethernet Wireless Satellite 4 IPv4 32-bit destination IP address options (if any) 32-bit source IP address header checksum packet length (bytes) fragment identifier Payload 12-bit fragment offset ToS upper layer prot time to live flags hlen version 16 31 8 5 IPv6 flow label payload length (bytes) 16 31 8 version priority next header hop limit 128-bit source IP address 128-bit destination IP address Payload 6 UDP payload 16 31 8 source port checksum length destination port 7 TCP Supports: Error control. For each segment: Sequence numbers. Acknowledgment. Timeout Example stop and wait protocol. Very inefficient....
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This note was uploaded on 07/30/2011 for the course COP 5600 taught by Professor Staff during the Summer '11 term at University of Central Florida.

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l12_feb21 - 1 Lecture 12 Internet Protocols IPv4 versus...

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