APPLICATION LAYER
INTRODUCTION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Message
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Video
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Email
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Audio
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Detailed explanation-1: -SMTP is part of the application layer of the TCP/IP protocol. Using a process called “store and forward, ‘’ SMTP moves your email on and across networks.
Detailed explanation-2: -Message switching network uses the mechanism of store and forward. Switched communication networks are those in which data transferred from source to destination is routed between various intermediate nodes.
Detailed explanation-3: -In telecommunications, store − and − forward packet switching is a technique where the data packets are stored in each intermediate node, before they are forwarded to the next node. The intermediate node checks whether the packet is error−free before transmitting, thus ensuring integrity of the data packets.
Detailed explanation-4: -Store and forward techniques allow for routing over networks that are not accessible at all times. For example, messages crossing time zones can be forwarded during daytime at the receiving side, or messages can be forwarded at night when there is less traffic. See messaging protocol.