Computer Networking
The Acme Corporation is implementing dial-up services to enable remote-office employees to connect to the local network. The company uses multiple routed protocols, needs authentication of users connecting to the network, and since some calls will be long distance, needs callback support. Which of the following protocols is the best choice for these remote services?

Frame Relay
PAP
802.1
PPP
HDLC

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Computer Networking
What is the purpose of Spanning Tree Protocol in a switched LAN?

To prevent switching loops in networks with redundant switched paths
To prevent routing loops in networks with redundant paths
To provide a mechanism for network monitoring in switched environments
To create collision domains
To manage the VLAN database across multiple switches

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Computer Networking
You type debug ip rip on your router console and see that 172.16.10.0 is being advertised to you with a metric of 16. What does this mean?

The route has a delay of 16 microseconds.
The route is queued at 16 messages a second.
The route is inaccessible.
The route is 16 hops away.
They will all load-balance.

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