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To accept its goals, ATM uses fixed, small sized packets known cells. Every cell has 53 octets. VPI/VCI fields shows the cells destination.
PRIO say if cell can be discarded CRC examine the header bits only. ATM header is approximate the 10% of the cell. Ethernet may have overhead of only 1%. Engineers sometimes call the ATM load the cell tax. An ATM is given below.
Transport Layer In computer networking it the transport layer is where sessions are exchanged between hosts. This layer resides between the application layer and networ
Q. Show the Model for Network Access Security? Model for Network Access Security (1) Gatekeeper functions comprise Password-based login authentications. (2)
Simple Mail Transfer Protocol ( SMTP) SMTP is the principal application layer protocol for internet electronic mail. It uses the reliable data transfer service of TCP to
Data Link Layer Sub layers · Logical Link Control (LLC) - upper layer · Handles control information, logical addressing and data · MAC (Medium Access Control) - lower layer ·
DEFINE
What is the difference between TFTP and FTP application layer protocols? Ans) TFTP - Trivial File Transfer Protocol A stripped down version of FTP, easy to use and fast. TFTP
Explain the importance of authentication. Authentication is the method of verifying a user's credentials before he can log into the network. It is normally performed using a us
A multimeter is used to measure a sinusoidal signal and reads 2V RMS; what is the peak-to-peak voltage of the signal? A mark will be deducted if you do not quote your answer to 2 s
Define the term Socks- Network security As it is well known, each type of network security protects data at a different layer of the OSI model. Built-in at each layer lies the
Explain Bus Topology. The physical Bus topology is the easiest and most widely used of the network designs. It having of one continuous length of cable (trunk) and a terminatin
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