TCP/IP (Original) Application Transport Internet Network Access TCP/IP

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Presentation transcript:

TCP/IP (Original) Application Transport Internet Network Access TCP/IP (Updated) Application Transport Network Data Link Physical OSI Application Presentation Session Transport Network Data Link Physical

Transport Layer (Layer 4) Provides a variety of services between two host computers, including connection establishment and termination, flow control, error recovery, and segmentation of large data blocks into smaller parts for transmission. Layer Name Protocols and Specifications Devices Transport TCP, UDP Firewall

Reality Check

NetStep Challenge TCP UDP

NetStep Resolution TCP UDP I AM NOT SAYING …….. I AM JUST SAYING CDP operates at what layer of the OSI model TCP UDP I AM NOT SAYING …….. I AM JUST SAYING

NetStep Challenge buffering cut-through windowing congestion avoidance load balancing

NetStep Resolution I AM NOT SAYING …….. I AM JUST SAYING buffering cut-through windowing congestion avoidance load balancing I AM NOT SAYING …….. I AM JUST SAYING

NetStep Challenge TFTP SMTP SNMP FTP DNS

NetStep Resolution I AM NOT SAYING …….. I AM JUST SAYING TFTP SMTP SNMP FTP DNS I AM NOT SAYING …….. I AM JUST SAYING

NetStep Challenge

NetStep Resolution I AM NOT SAYING …….. I AM JUST SAYING A TCP connection must be established between the workstation and the web server I AM NOT SAYING …….. I AM JUST SAYING

NetStep Challenge TCP uses broadcast delivery TCP provides synchronized communication TCP provides sequence numbering of packets. TCP provides best effort delivery. TCP segments are essentially datagrams

NetStep Resolution I AM NOT SAYING …….. I AM JUST SAYING TCP uses broadcast delivery TCP provides synchronized communication TCP provides sequence numbering of packets. TCP provides best effort delivery. TCP segments are essentially datagrams I AM NOT SAYING …….. I AM JUST SAYING

TCP/IP (Original) Application Transport Internet Network Access TCP/IP (Updated) Application Transport Network Data Link Physical OSI Application Presentation Session Transport Network Data Link Physical