INTRODUCTION
PROTOCOL LAYERING
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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opens a connection between 2 WANs
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session layer
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applications layer
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physical layer
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data link layer
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Explanation:
Detailed explanation-1: -WANs in the OSI Model (2.1. 2.1) As shown in Figure 2-6, WAN operations focus primarily on the physical layer (OSI Layer 1) and the data link layer (OSI Layer 2).
Detailed explanation-2: -RTCP: It is an abbreviation for Real-time Transport Control Protocol. PPTP: It is the full form of Point-to-Point Tunneling Protocol. PAP: It is an abbreviation for Password Authentication Protocol. ADSP: It is an abbreviation for AppleTalk Data Stream Protocol. More items
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