-
Computer Networks and The Internet: What is Internet?
Network Protocols. Network, Edge, Access Networks and Physical Media.
Protocol Layers and their service models, internet Backbones, NAPs and
ISPs.
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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.
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Transport Layer: Transport Layer Service and Principles
Multiplexing and Demultiplexing applications,
connectionless Transport. UDP Segment structure and UDP Checksum. Princes
of Reliable Data Transfer-Goback 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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Network Layer and Routing: Network service model, Routing
principles: Link State routing Algorithm, A Distant Vector routing &
OSPF algorithm. Router Components: Input port, Switching fabric and output
port. IPV6 Packet format.
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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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Sonet / SDH : Synchronous Transport signals. Physical
configuration – SONET Devices, Sections, Lines and Paths. SONET Layers-Photonic
layer, section layer, line layer, path layer &device layer
relationship. Sonet Frame. Section overhead, Line overhead and path
overhead. Virtual Tributries and types of VTs.
Recommended Books:
1
J.F. Kurose and K.W. Ross – Computer Networking Pearson Education
Asia.
2
B.A. Frouzan – Datga Communications and Networking, Tata Mc Graw
Hill.
3
Garcia and Widjaja – Communications Networking, Tata Mc Graw
Hill.
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