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Transparent Bridges & Learning Bridges
- Builds table by examining destination as well as source address of each packet it receives
- Learning bridges
- If address is not recognized, packet is relayed to all stations
- Stations respond as well as bridge updates routing table with segment and station ID info
Drawback of Repeaters. Repeater has no filtering capability as it forwards every frame. Repeater shell be placed at accurate distance before actual signal becomes
Reliable Data Transfer Figure illustrate the framework for reliable transfer. The service abstraction provided to the upper layer entities is that of a reliable channel
What is CRC The CRC is computed while transmission and appended to output stream as soon as last bit goes out onto wire. If the CRC were in header, it will be necessary to make
High Availability Oracle web cache supports content aware load balancing and fail over detection. The features ensure that cache messes are directed to the most avai
Virtual Private Network ( VPNs) When we use the internet or the risks to the security of our data arise. The solve the security problem a virtual private network used for
Question 1 List 10 common ActiveX controls Question 2 Discuss Network Interface using any OS Question 3 Explain BGP components and its working Question 4 G
What are the concerns of the Physical Layer? Physical layer coordinates the functions needed to transmit a bit stream over a physical medium. a. Physical characteristics of in
LOW-Earth Orbiting have more advantageous in Mobile based communication devices like PDAs, Cell phones and automobile communications. The LOW-Earth Orbiting is a satellite of orbit
Process Management int pvm_mytid( void ) Returns the tid of the calling process. tid values less than zero indicate an fault. int pvm_exit( void ) T
Subscriber Database Core network also hosts the subscribers database ( for e, g HLR in GSM systems). Subscriber database is accessed by core network nodes fro funct
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