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Explain the term- Encryption
Because all of the user traffic, as well as control traffic, is digitized in second generation systems, it is a relatively simple matter to encrypt all of the traffic to prevent eavesdropping. All second generation systems provide this capability, whereas first generation systems send user traffic in the clear, providing no security.
Explain the term- congestion The average queue size over the last cycle and the current cycle is calculated. This value is the threshold. By averaging over two cycles instead o
Q. Example on Multiplicative Decrease? w = 1 for (each new ACK received) w = w+1 until (loss detected or w >= ssthresh) Not so slow - Exponential increase
a) Consider a hypothetical arrangement of ‘self-learning' bridges shown in the figure below. Assuming all are initially empty, give the forwarding tables for each of the bridges B
Explain the term- Encryption Because all of the user traffic, as well as control traffic, is digitized in second generation systems, it is a relatively simple matter to encrypt
While calculating shortest path, first we assume graph presentation of network at every node then we use Djikstra's algorithm to calculate shortest path from every node to other on
Question: a) List three characteristics and two potential problems of a peer-to-peer environment. b) List three characteristics and two potential problems of a client/
State about the communications network 1) The communications network may only accept blocks of data up to a specific size. (2) Error control might be more effective with a
HTTP Request Message The first line of an HTTP request message is called the line. The subsequent lines are called the header lines. The request line has fields the me
Distribution of DNS 1.By centralized data base The information contained in the domain name space must be stored. A simple design or DNS would have one DNS server that co
Types of VTs There are several option for payload are actually mapped into the VT. Locked mode VTs bypass the pointers with a fixed byte oriented mapping of limited flexi
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