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My server has two IP addresses in same network, why a client find two IP addresses are mapped to same MAC address?

Solution Verified - Updated 2017-11-12T23:28:39+00:00 -

Issue

My server has two network interfaces and their IP addresses are in a same network, when a client run arp command he will find two IP addresses are mapped to same MAC address, why?

Environment

Red Hat Enterprise Linux 4, 5 or 6

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