6 CS 2-COMPUTER NETWORKS |
Units: I |
Network, Network Protocols, Edge, Access Networks and Physical Media, Protocol Layers and their services models,
Internet Backbones, NAP's and ISPs.
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Units: II |
Application Layer: Protocol and Service Provided by application layer, transport protocols. The world wide web.
HTTP, Message formats, User Server Interaction and Web caches. FTP commands and replies. Electronic Mail, SMTP, Mail
Message Formats and MIME and Mail Access Protocols DNS The internet's directory service DNS records and Message. |
Units: III |
Transport Layer: Transport Layer Service and Principles, Multiplexing and Demultiplexing applications, connectionless
Transport. UDP Segment structure and UDP Checksum. Principles of Reliable Data Transfer-Go back to N and Selective
Repeat. Connection Oriented Transport TCP Connection and Segment Structure, Sequence Numbers and acknowledgement
numbers, Telnet, Round trip time and timeout. TCP connection management.
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Units: IV |
Network Layer and Routing: Network service model, Routing principles. Link State routing Algorithm, A distant Vector
routing & OSPF algorithm. Router Components; Input Prot, Switching fabric and output port. IPV6 Packet format. Point To
Point Protocol (PPP), transition States, PPP Layers-Physical Layer and Data Link Layer, Link Control Protocols. LCP
Packets and options. Authentication PAP and CHAP, Network Control Protocol (NCP).
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Units: V |
Sonet/SDH:Synchronous Transport Signals. Physical configuration-SONET Devices, Sections, Lines and Paths. SONET
Layers-Photonic Layer, section layer, line layer, path layer and device layer relationship. Sonet Frame format. Section
overhead, Line overhead and path overhead. Virtual Tributaries and types of VTs.
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