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Overhead
SONET overhead is not added as headers or trailers as we have seen in other protocols. Instead SONET insert overhead at a variety of location in middle of the frame. The function of overhead in SONET frame are described as follow.
What is a pointer and does Java support pointers? Pointer is a reference handle to a memory location. Improper handling of pointers leads to memory leaks and reliability issues
Q. What do you mean by Modems? Telephone Modems - A telephone line has a bandwidth of approximately 2400 Hz for data transmission
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The Internet protocol mentions the rules that describe the details of how computers communicate. It exactly mentions how a packet should be formed & how a router should forward eac
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a) Manages protocol access to the physical network medium b) Permits multiple devices to uniquely signify one another on the data link layer
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