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Does a Router ARP Cache Need to be Cleared if the Connected Firewall is Swapped?

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TitleDoes a Router ARP Cache Need to be Cleared if the Connected Firewall is Swapped?
Question
Does the router ARP cache need to be cleared if the connected firewall is swapped out?
Environment
S-Series
Answer
No, because loss of link causes all ARP cache entries associated with the port to be clear.
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