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Need for standards
- Over the past couple of decades several of the networks that were built used different hardware and software implementations therefore they were incompatible and it became difficult for networks using different specifications to communicate with each other.
- To address the problem of networks being incompatible as well as unable to communicate with each other the ISO (International Organisation for Standardisation) researched various network schemes.
- The ISO recognised there was a necessitate to create a NETWORK MODEL that would help vendors create interoperable network implementations
Control Frame: solicit_successor Periodically ask for any station to link by sending solicit_successor Token with sender's addr and successor's addr wait 2 (as in
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A hypertext link is a special tag that links single page to another page or resource. If you click the link, the browser goes to the link's destination.
Point out the disadvantages of Ring Topology. The drawbacks of ring topologies are: a. It is considerably complex to install and reconfigure ring topology b. Media failur
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