General Topics

BlackNurse Testing Causes issues on Egress Firewall

FYI It doesn't appear to require an attack to be an IP address bound to the PA. It also appears that testing a remote firewall while egressing through a PA firewall causes your local firewall to experience DOS effects. It is not just inbound to an IP address of a PA's interface or NAT to that interface. I did an hping3 of type 3 to a remote PA-3...

Resolved! TLS secured SMTP inbound inspection?

Hi,I've recently had a client who's PAN appliance failed to pick up a Zero-Day piece of malware that found it's way into their network via email.We have wildfire configured correctly and it transpires they are using opportunistic TLS on their mail relay, the spammer had send the infected attachement using TLS so the Palo Alto had no hope of actu...

Resolved! show routing resource

When using show routing resource command. Why is there a overlimit value when we are under the 2500 limit count LOBAL ROUTING RESOURCE USAGE:==========All Routes (total): 1088 (limit 2500)All IPv4 Routes (total): 1088 (limit 2500) (overlimit counts 393372562)All IPv6 Routes (total):

BlackNurse Denial of Service Attack

http://www.netresec.com/?page=Blog&month=2016-11&post=BlackNurse-Denial-of-Service-AttackHas anyone here tested the effect of this on any PAN-devices ?http://blacknurse.dk says:LIST OF REPORTED AFFECTED PRODUCTS :Cisco ASA 5515, 5525 (default settings)Cisco ASA 5550 (Legacy) and 5515-X (latest generation)SonicWallSome unverified Palo Alt...

URL category shown in URL-Log is not equal as shown by command "test url ..."

Hello, I have test a site for blocking via url-category. If I test the url via cli "test url cams.dnsalias.com" I got the category "dynamic-dns". But in the url-log I see "computer-and-internet-security" What's wrong? MfG Ralf

Resolved! Different subnets on the same interface

Hi, my ISP has assigned me with a /30 for the p2p connection and it is routing a /24 public subnet towards that /30. Meaning the WAN interface in the Palo will have to respond to many different ips on two different subnets. I haven't found any Kb that describe this scenario. Also please consider we are migrating from another devicewhich is perfe...

Block page for security policy matches

Is there a way to return a block page to users when their connection is blocked not by the URL-filter but by a security policy? We have a security policy that blocks all outbound traffic to a list of foreign countries. The problem is when users attempt to browse websites in these countries the traffic is blocked but the user doesn't receive any...

how to install PANOS in new HD

Hello Community, I have my PA2020 with issues. The device is booting from PanOS Bootloader. What is the proceess to upload and install again the PANOS?.

Is there any reason that tunnel interface will go down

Hi There, I configured two IPSEC VPN on PA, as PA has two ISP connectivity. Configured a PBF to forward the traffic through primary tunnel interface and enabled monitoring to monitor trust interface of remote PA. A route was configured to forward the traffic the traffic through secondary tunnel interface. I found that traffic was always forwarde...

Resolved! Snapchat

Has anyone had success blocking Snapchat? We have a rule for blocking "bad" apps and Snapchat is presently in this list. In testing I can see that a reset-both occurs when the firewall detects the traffic and the application is recognized as Snapchat. The issue is that pictures are still able to be sent within the app... which means it isn't ful...

Resolved! Miner polling interval ?

I can't find information about polling interval in Dev guide or 'How to Write a Simple Miner'. What's the minimum, 1s, 60s ? Can it be cron like with day of the weeks or months etc (but less than 60s) ?

Resolved! Put Cisco MAC on PAN firewall? / Change interface MAC address

We're migrating from Cisco ASA to PAN firewalls.The ASA is default gateway for many subnets & hosts. To achieve a smooth migration, one thought is to put the ASA's MAC address on the PAN firewall, so that the hosts don't need to ARP for the new MAC. Can this be done?I don't see an option to change the MAC under Network / Interfaces. There's ...

multi-vpn

Is it possible to use a single install of globalprotects with multi vpn connections? I know you can set it up on a cisco vpn client but I don't see a way to do it on the GP client except for manualy changing the portal and lately that hasn't worked and say there is a cert mismatch, it seems to only want to read one cert

Change HDD in PaloAlto 5000 raid

Hi, We have a PA-5000 with 2 HDDs. One of them had an error and we asked for RMA. We have received 2 HDD for replacement.If the new HDD has the same part-number as the old HDD working , we wil only add a new HDD but if the model is different we have to add both new HDDs and delete the old ones- Please, what is the procedure to add both HDD in a ...

Resolved! BFD yet?

Has PaloAlto implemented BFD yet? I searched the previous discussions and found a thread from 2011 that indicated it might be looked into.

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BlackNurse Testing Causes issues on Egress Firewall