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General Topics
Post a discussion here if you have general questions regarding configuration and troubleshooting for Palo Alto Networks products. Use this forum to collaborate with like-minded security professionals to improve your security posture.
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General Topics
Post a discussion here if you have general questions regarding configuration and troubleshooting for Palo Alto Networks products. Use this forum to collaborate with like-minded security professionals to improve your security posture.
About General Topics
Post a discussion here if you have general questions regarding configuration and troubleshooting for Palo Alto Networks products. Use this forum to collaborate with like-minded security professionals to improve your security posture.

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Cortex XDR service causing maxed out CPU and memory spikes on DCs

We are getting constant alerts from our monitoring system that out DCs are constantly having maxed out CPU and memory spikes. On every alert cyserver.exe is the top resource user. Cortex XDR Service 8.4.0.51691 Domain Controlers are all Windows Server 2019 VMs 4 Cores and 24GB of memory Does anyone have an idea on this? What might be the cause?

Resolved! Install the Cortex XDR Agent Using Msiexec

Hi Team, we need to install the agent using Msiexec, kindly provide the steps, and also, we have followed the below-mentioned command, but we didn't get the expected result. msiexec /i c:\Windows_agent_8_4_x64.msi /l*v C:\temp\cortexxdrinstall.log /qn

Resolved! How could i drop"unknown RADIUS authentication protocol"?

Hi! Recently we were receiving in our environment alerts of failed authentications from different random IP's and random usernames, i was able to reduce them following the next article: Detecting Brute Force Attack on GlobalProtect Portal Page - Knowledge Base - Palo Alto Networks, and creating a dynamic list, adding tags with forward logs, drop...

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R.Tudon by • L1 Bithead
  • 3176 Views
  • 3 replies
  • 0 Likes

PA-410 Firewall not fetching dynamic and software updates

We have a customer who is not able to fetch software version and dynamic updates In CLI, we checked reachability to updates.paloaltonetworks.com, and we are able to reach and also updates.paloaltonetworks.com address is getting resolved we then restarted the management server from CLI still no luck . we then manually added the dynamic updates ...

Resolved! Zoom phone custom signature thru: ssl-req-chello-sni

Hi everyone! We are currently moving our phone system to zoom, and we had an issue with the zoom application, some of their traffic its categorized as an incomplete causing that some calls hang out, or don't ring, I made an custom application, using the signature ssl-req-chello-sni and pasting the complete server's name that was registred in t...

R.Tudon by • L1 Bithead
  • 3094 Views
  • 1 replies
  • 0 Likes

Missing information on ACC

The ACC tab on Panorama shows inconsistent information about traffic, even though logging profiles on the managed firewalls is correct and send all traffic and threat logs to Panorama. Panorama ACC seems to only show "sactioned" applications, missing all other details. The ACC on the managed firewalls is accurate.This problem started with PAN-OS...

Senibo by • L1 Bithead
  • 1441 Views
  • 1 replies
  • 0 Likes

Resolved! Same Mac address shared by two paloalto firewalls

Hi, I have seen strange behaviour between two palo alto firewalls. I have pair of PA-3020 and Pair of PA-500 in Active/standby scenario. They serve two different networks but to provide interconnect between two networks they (Eth 1/3) are connected to Cisco Nexus switch via FEX (VLAN 129). Has anyone seen a case where two different models of th...

DCN by • Not applicable
  • 13316 Views
  • 4 replies
  • 0 Likes

Block scanning from shodan

Hello, Anyone have successfully block scanning from shodan.io? www.shodan.io ? It looks like Checkpoint has written specific signature to block shodan scanning, http://blog.checkpoint.com/2016/01/04/check-point-threat-alert-shodan/ -E

Delete Shared Objects in Panorama

Hi. I want Delete Shared Objects in Panorama Pusht to Panorama ↓↓↓↓ Equipment A and B do not have their addresses registered in the shared policy. It keeps bringing up addresses and service information from other firewalls. I want to delete the shared policy without using the push changes made function. The panorama software versi...

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qmso475 by • L3 Networker
  • 4418 Views
  • 2 replies
  • 1 Likes

Resolved! NFR Bundle License

Hi, For NFR bundle license, I see the description as below: "PA-1420, NFR bundle subscription (Advanced Threat prevention, Advanced DNS, Advanced URL filtering, GlobalProtect, Advanced WildFire, SD-WAN, Standard support), 1 year (12 months) term." Just to confirm, is it the bundle license already include support as well? So in case custome...

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