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Data Link Layer Sub layers· Logical Link Control (LLC) - upper layer· Handles control information, logical addressing and data· MAC (Medium Access Control) - lower layer· Proprietary to specific LAN product (e.g. Token Ring, Ethernet, Token Bus and so on)
· Resolves contention for the medium, provides synchronization, flow control, physical addressing, and error control specifications
Q. What is an Error? At any time bits flow from one point to another they are subject to unpredictable changes because of interference The interference is able to change the
Network Topologies Topology is study of the arrangement or mapping of the elements links nodes etc, of a network especially the physical and logical inter connections bet
Q. What is Multimode Graded-Index Fiber? - Ever since the core density decreases with distance from the centre the light beams refract into a curve - Eliminates problem with
Can you describe static default routes?
Q. Summary of osi model? - There was no standard for networks in the early period and as a result it was difficult for networks to communicate with each other. - The ISO (In
Security Security is the protection of hardware software and data from unauthorized access. Restricted physical access to computer password protection limiting user priv
Categorization according to kind of instruction and data According to types of instruction and data subsequent types are identified under this classification: Scalar Pi
How Intranets encourage integration of applications Intranets encourage integration of applications; such as the simple word processing application could be easily linked with
How many types of twisted pair cable are there We can find two types of twisted pair cables, namely: Unshielded Twisted Pair Cable (UTP) and Shielded Twisted Pair Cable (STP).
You must write the 6 programs described below. All of these are command-line tools that follow the Unix style of passing switches and arguments on the command line. As such, your p
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