About nikoolayy1

Hello @MEDOCHEMIE , Did you manage to find the solution? ... View more

Is it possible for you to have a DOS protection profile or a zone protection profile that is dropping some packets causing TCP retransmits and slowing the traffic or also check the CPU and memory (data plane/control plane memory) on the firewall during slowness as maybe you have a cpu or memory leakage bug? ... View more

For Policy Based VPN just see the articles below as Palo Alto can still work with policy based vpn firewalls and there are a lot of articles available 😀   Configuring IPSec VPN between PAN-OS and Check Point   https://knowledgebase.paloaltonetworks.com/KCSArticleDetail?id=kA10g000000ClLhCAK   https://knowledgebase.paloaltonetworks.com/KCSArticleDetail?id=kA10g000000ClW8CAK   https://knowledgebase.paloaltonetworks.com/KCSArticleDetail?id=kA10g000000ClUFCA0   https://knowledgebase.paloaltonetworks.com/KCSArticleDetail?id=kA10g000000ClJ3CAK     ... View more

You can test if enabling SSL decryption just for the destination FQDN/IP addresses of  WhatsApp out of working hours if it starts working.   Also there is an application debug that have described in the discussion below, so if you want to play again outside working hours you can try "Other use case that I know is to see the application shift if there is an issue how the Palo Alto changes the matched application by enabling the "appid" debug. "   https://live.paloaltonetworks.com/t5/general-topics/knowledge-sharing-palo-alto-checking-for-drops-rejects-discards/td-p/402102   ... View more

I have sometimes because of a DOS attack high traffic the firewall to get stuck even after the CPU gets better as I have mentioned in https://live.paloaltonetworks.com/t5/general-topics/knowledge-sharing-high-data-plane-cpu-because-of-ddos-or/td-p/405772 but also keep in mind that the memory could have been the issue, so also check the memory if you again have this issue:   https://knowledgebase.paloaltonetworks.com/KCSArticleDetail?id=kA14u000000oNDmCAM   https://knowledgebase.paloaltonetworks.com/KCSArticleDetail?id=kA10g000000PNtHCAW   https://knowledgebase.paloaltonetworks.com/KCSArticleDetail?id=kA10g000000ClUb   https://knowledgebase.paloaltonetworks.com/KCSArticleDetail?id=kA10g000000POEKCA4&lang=en_US%E2%80%A9   ... View more