TAILIEUCHUNG - Lecture TCP-IP protocol suite (3/e): Chapter 8 - Behrouz Forouzan

Chapter 8 - Internet protocol. Upon completion you will be able to: Understand the format and fields of a datagram, understand the need for fragmentation and the fields involved, understand the options available in an IP datagram, be able to perform a checksum calculation, understand the components and interactions of an IP package. | Chapter 8 Upon completion you will be able to: Internet Protocol Understand the format and fields of a datagram Understand the need for fragmentation and the fields involved Understand the options available in an IP datagram Be able to perform a checksum calculation Understand the components and interactions of an IP package Objectives TCP/IP Protocol Suite Figure Position of IP in TCP/IP protocol suite TCP/IP Protocol Suite DATAGRAM A packet in the IP layer is called a datagram, a variable-length packet consisting of two parts: header and data. The header is 20 to 60 bytes in length and contains information essential to routing and delivery. TCP/IP Protocol Suite Figure IP datagram TCP/IP Protocol Suite Figure Service type or differentiated services TCP/IP Protocol Suite The precedence subfield was designed, but never used in version 4. Note: TCP/IP Protocol Suite Table Types of service TCP/IP Protocol Suite Table Default types of

• Quản trị mạng
• TCP IP protocol suite
• Lecture TCP IP protocol suite
• Network layer
• Internet protocol
• IP datagram
• IP package
• ARP package
• Address Resolution Protocol
• IGMP messages
• IGMP package