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FIBER MODEMS:
LAN methods are discovered to perform within the same building. However most institutions have offices located far apart from one other.
DISTANCE LIMITATION AND LAN DESIGN:
The highest cable length of a LAN is fixed because the electrical signal level becomes weaker as it travels. The delays have be short to allow access functions (CSMA/CD, token passing) work properly.
However in most cases a LAN requires to be extended layer distances than the max. Cable length size.
Control Frames for Lost Tokens If station goes down ... token lost Predecessor listens for data frame or token Noticing none, retransmits token Sends whofoll
Explain L2F protocol?
Q. What is Network Address? Network Address First address in the block, assigned to the organization Defines the network itself and cannot be assigned to a host
working of belmen ford algorithm
Ethernet Frame Fields Preamble - seven bytes of alternating 0s also 1s to notify receiver of incoming frame and to provide synchronization SFD (Start frame delimiter)
persistent
What is the difference among Windows 2000 and Windows 2003?
Future of the intranet At present, the world of information technology is guided bythe C 3 paradigm that stands for Command, Control and Communication, which is normally
FIBER OPTIC EXTENSION: The LAN extension using fiber optic is given in the figure below: Figure The fiber-modem translates digital data into pulses of light the
How can you identify the IP class of a given IP address? By looking at the first octet of any given IP address, you can recognize whether it's Class A, B or C. If the first oct
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