64143-mt----internet Protocols

NR

Code No: 64143/MT M.Tech. – I Semester Supplementary Examinations, September, 2008 INTERNET PROTOCOLS (Web Technologies) Time: 3hours

Max. Marks:60 Answer any FIVE questions All questions carry equal marks ---

1.a) b)

Explain in detail OSI Network Architecture of layers model. Explain about SNA Network Architecture model.

2.a) b)

Explain about TCP services, TCP timers and TCP operations. Compare and contrast TCP packages with IP packages.

3.

Explain about SMTP and IMAP in detail?

4.a) b)

Explain about option Negotiation and Suboption Negotiation. Explain about Remote log in detail.

5.a)

Differentiate between FTP and TFTP in respect of their connections and Data transfer. Explain about communications and command processing in FTP.

b) 6.

Explain about the Advantages and Disadvantages of HTTPS and HTTP protocol.

7.a)

Explain about Media Gate way control protocol (MGCP) and Real time starry protocol (RTSP) in detail. Explain briefly about Session Description Protocol (SDP) and Session Initiation protocol (SIP).

b) 8.a) b)

Explain about DHCP in detail. Explain about the distribution of name space in DNS and DNS messages? ^*^*^