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CS MOBILE AND PERVASIVE COMPUTING. YEAR & SEM: IV & VII Jochen Burkhardt, Pervasive Computing: Technology and Architecture of Mobile. Internet Applications .. Write notes on wireless sessions protocol. 4. Discuss about. The fourth Year,seventh semester Anna University notes for Mobile And Pervasive Computing (Subject Code: CS) is made available. CSMOBILE AND PERVASIVE COMPUTING 4) Explain the various applications of mobile computing. . Write notes on wireless sessions protocol. 4.

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Every mobile entity person,terminal must have its own identity. It is useful in.

NATCHATRAN -PREM ANANDH.J: CS/ CS72 Mobile And Pervasive Computing – Syllabus

What advantages does the use of IPv6 offer for mobility? Minimal encapsulation is an pervaive encapsulation method for mobile IP, which comprises the following fields. A station decides that the current link quality to its access point AP1is too poor. How does registration on layer 3 of a mobile node work?

CS Mobile and Pervasive Computing Nov/Dec Important Questions

The DHCP server should be located in the sub net of the access point of the mobile node. Main reason is the forward error correction to mitigate transmission errors. On the wireless side an adapted TCP is used that can recover from packet loss much faster. What are the service primitives offered by WTP? It relies on the nores of wireless technologies, advanced electronics and internet.

It will support the acquisition of care of address for mobile nodes the same holed for all other parameters needed such as the address of default router, DNS server, the time server etc. Explain the following with respect to mobile IP. To save battery power, a Bluetooth device can go into the one of the three low power states if no data is ready to sent:.


Define Home Network and Foreign Network. Describe Transaction and Session protocols of wireless.


It is a mechanishm, of taking a packet out of the data part of another packet. This library provides several function typical for the browser.

Polling is a strictly centralized scheme with one master station and several Slave station. Atmospheric attenuation is greater nnotes low elevation angle because the signal traverse the atmosphere for longer distances. Problems of a file system in mobile environment: The services offered by it is. Problems of file system in mobile environment:. Physical layer is subdivided into.

Write notes on IEEE There can be two piconets without overlap. In voice data transmission, during periods of silence e.

Pulling data from a server is on the basis of client request. Initial replication without enforced updates. The reverse operation, taking a packet out of the data part of another packet, is called decapsulation. The MAC management supports the association and re-association of a station to an access point and roaming between different access points. A code in which each expression conforms to specific rules of construction so that departures from this construction can be automatically detected and permits the automatic correction of some or all of the errors.


A burst error of length B is a contiguous sequence of B bits in which the first and last bits and any number of intermediate bits are received in error. No difference between fixed and wireless c2402.


For structuring the dialogue between two devices. What are the powers saving mechanism in Blue tooth? One-time connection for the computinv replication. Sending a signal via HA not needed. Differences in transmission power, antenna characteristics. Within a connection TCP can give certain guarantees, such as in-order delivery or reliable data transmission using retransmission techniques. The key distinguishing feature of DSR is the use of source routing. It was designed to improve on There might be minor disadvantage of more complex software on the receiver side, because now more buffer is necessary to re sequence data and to wait for gaps to be filled.

Public key associated with private key of the customer. What are the severe problems associated with Reverse Tunneling? Explain with necessary diagrams.

One digital speech channel is supported. Define foot print with respect to satellite systems.

The security services offered by GSM are explained in the following. At least one partner is needed for communication. Explain in detail about the WiMAX. What is the main purpose of the registration in mobile IP?