Computer Networking
When a router is connected to a Frame Relay WAN link using a serial DTE interface, how is the clock rate determined?

By the far end router
By the Physical layer bit stream timing
Supplied by the CSU/DSU
By the clock rate command

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Computer Networking
In geosynchronous orbit, satellite

moves simultaneously
remains in a fixed position related to points on earth
moves faster than the earth's rotation so that it can cover larger portion of earth.
remains in a fixed position so that as earth rotates, it can fully cover the earth
None of these

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Computer Networking
Which of the following technique is used for Time-To-Line (TTL)?

a technique used by protocols in which a lower level protocol accepts a message from a higher level protocol and places it in the data portion of the low level frame
a technique used in best-effort delivery system to avoid endlessly looping packets.
All of these
None of these
One of the pieces that results when an IP gateway divides an IP datagram into smaller pieces for transmission across a network that cannot handle the original datagram size.

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