When an ICMP redirect is received， which of the following options is the most appropriate to conclude？（）A、A routing table has changedB、The IP address has changedC、The system has become a gatewayD、A hacker is posing a threat to the system

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When an ICMP redirect is received， which of the following options is the most appropriate to conclude？（）

A、A routing table has changed
B、The IP address has changed
C、The system has become a gateway
D、A hacker is posing a threat to the system

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When an ICMP r

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