Virtual private networks permit users to create permanent virtual circuits, or tunnels, through the Internet.
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Q5: Frame relay is a reliable packet service.
Q6: Packet switched networks enable packets from separate
Q7: WANs can connect BNs across distances that
Q8: A disadvantage of a star architecture is
Q9: A T1 circuit provides a data rate
Q11: Today, a common carrier that provides long
Q12: In constructing Wide Area Networks, many organizations
Q13: Full mesh networks are inexpensive.
Q14: Datagrams are connection-oriented.
Q15: Full mesh design networks are more common
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