Answer / muhammad junaid malik

The Point-to-Point Tunneling Protocol (PPTP) is a method for
implementing virtual private networks. PPTP uses a control
channel over TCP and a GRE tunnel operating to encapsulate
PPP packets

How many types of nat?

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The Datalink layer works with which of the following: A.) Packets B.) Bits C.) Globules D.) Frames E.) Segments

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If bandwidth will increase what will happen?

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How often does IP RIP send out routing table updates by default? A.) They send complete updates every 30 seconds B.) They send partial updates every 30 seconds C.) They send complete updates every 60 seconds D.) They send partial updates every 60 seconds

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Which protocol works at the Internet layer and is responsible for making routing decisions? A.) UDP B.) IP C.) TCP D.) ARP

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Which of the following are examples of the Application Layer? A.) LLC B.) Token Ring C.) Spreadsheet D.) TCP E.) IP F.) Word Processor

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What does 'P' mean when running a Trace? A.) Good route B.) Protocol unreachable C.) Source Quench D.) Destination unreachable

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What is refresher?

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what is the difference b/w pap and chap,and give comand to configure pap cahp on two router r1 and r2,

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Which element is used to define the rate in bits per second that a Frame Relay switch agrees to transfer data? A. clock rate (CP) B. Committed Information Rate (CIR) C. Local Management Interface (LMI) D. data link connection identifier (DICI) E. Committed Rate Measurement Intercal (CRIMI)

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What device has content-addressable memory (CAM) and what is stored in it? 1 A: Switch, learned IP addresses 2 B: Router, learned IP addresses 3 C: Switch, learned MAC addresses 4 D: Router, learned MAC addresses

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Port selection is done at which layer of OSI reference model?????

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