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Q. Show the process of Mail Delivery?
Mail Delivery
-Consists of three stages
-First stage - email goes from user agent to local server, where it is stored until it may be sent
-Second stage - email is relayed by the local server, acting as the SMTP client, to the remote server
-Third stage - remote user agent uses mail access protocol such as POP3 or IMAP4 to access the mailbox and obtain mail
Email Delivery
Merits of Shared Memory Programming Global address space gives a user-friendly programming perspective to memory. Data sharing among processes is both fast and uniform
Define the term - frame and packets Frames sum up packets. When a packet arrives at data link layer, the complete packet, header, data and remaining all, is used as data field
Question: (a) Explain how a Token Ring networks allows sharing of bandwidth (access control). (b) (i) CSMA/CD is not appropriate for wireless communication. Explain wh
Explain the technique- Backpressure This technique produces an effect same to backpressure in fluids flowing down a pipe. It includes link-by-link use of flow control in a dire
Question 1 Describe any five different types of computers Question 2 Explain Bus Type LAN. Its advantages and disadvantages and examples Question 3 Explain the s
Latency : In interconnection networks a variety of nodes may be at dissimilar distances depending upon the topology. The network latency differs to the worst-case time wait for a u
Fragmentation - Wireless environment is very noisy - Corrupt frames must be retransmitted - Large frames must be divided into smaller ones to increase efficiency
The term signaling is used to define communication about the network, as opposed to interaction that just uses the network. A computer uses signaling with reserved VCI/VPI numbe
Networks are more frequently being prepared to allow specification of the quality of service needed by users. For example: - a typical voice telephone call may give a QoS para
Q. Show the Congestion avoidance in TCP? Slow Start (SS) & Additive Increase (AI) (AI=Congestion Avoidance) start with the congestion window (cwnd) = max segment si
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