09-10-2019 04:55 AM
I have firewalll connected to ISP link , I want to check total number of minutes ARP entry is there from next hop I can see default is 1800 sec.
09-10-2019 05:12 AM - edited 09-10-2019 06:22 AM
The default AP entry cache on the PA is 30 mins as you already mentioned:
https://knowledgebase.paloaltonetworks.com/KCSArticleDetail?id=kA10g000000CldWCAS
If you want to update upstream ARP cache then GARP technique can be used:
https://knowledgebase.paloaltonetworks.com/KCSArticleDetail?id=kA10g000000Clu9CAC
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