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Q. OSI Network Layer Addressing
Simplicity The advantage of this approach is the simplicity of receiver buffering. The receiver need not buffer out of order packets the sender must maintain the upper an
CHARACTERIZATION OF NETWORKS: There are three kinds of characterization of networks. LOCAL AREA NETWORK (LAN): It is needed for a single building. METROPOLOTAN AREA
identify different network topologies.
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
10BASE-T: This is another standard of wiring function. It is usually known 10Base-T, TP Ethernet or Twisted Pair. It removes AUI cable with twisted pair cable and thick coax
use
MAC (media access control) and LLC (logical link control) are both layer 2 protocols.
Router(config-if)# bandwidth 56
Fat tree: It is a customized version of tree network. In this network bandwidth of edge (or connecting wire between nodes) increases in the direction of root. It's a more realisti
A modified NRZ code known as enhanced-NRZ (E-NRZ) operates on 7-bit words; inverting bits 2,3,6 and 7; and adding one parity bit to each word. The parity bit is chosen to make the
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