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Issues with Bridges Connecting Different LANs
- Frame format - differences in frame structure, fields used (example Ethernet to Token Ring)
- Payload size - size of data encapsulated in the frame may differ
- Data rates - differences in data rates supported by different protocols; buffering may be necessary
- Address bit order - differs between protocols
- Other - differences in handling ACKs, collisions, priority, security, multimedia support, etc.
Data Routing Functions The data routing functions are functions that when executed set the path between source and destination. In dynamic interconnection networks there may be
Q Illustrate Return to Zero encoding? - In NRZ-I long strings of 0s may still be a problem - May comprise synchronization as part of the signal for both 1s and 0s - How?
Describe IP datagram fragmentation and MTU
Sonet Frame Transaction Transmitted one subsequent to another without any gap in between. First 2 bytes - alignment bytes. F628 in Hex. - define the beginning of every
What are the benefits of using subneting?
Consider a signal x(t) = 10 cos(2πfct + 4 cos 2πfmt). Assume frequency modulation. The message frequency fm = 2:3 kHz. Calculate the modulation index and find the bandwidth when
State the Nyquist theorem The Nyquist theorem is thermo of mathematics and has nothing to deal with technology. It says that if you have the function whose Fourier spectrum doe
What are the disadvantages of Star Topology? The disadvantages are considered as follows: a. Needs more cable than most topologies. b. Moderately complex to install.
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Determine the command mode necessary to enter the extended ping command Ans) Router#
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