NETWORK LAYER
INTRODUCTION
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What is a technology commonly implemented in IPv4 networks?
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TTL
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NAT
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DAT
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IETF
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Explanation:
Detailed explanation-1: -Which technique is used with Network Address Translation (NAT) where a source port chosen by a client is the same port used by a router? Port Preservation: Port preservation is a technique where the source port chosen by a client, is the same port used by the router.
Detailed explanation-2: -Network Address Translation (NAT) technology is a workaround to extend the lifetime of IPv4 addresses. NAT allows organizations to extend their addresses to more devices by using private IPv4 address space, and APNIC recognises this is an operational reality for many network operators due to IPv4 exhaustion.
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