789 questions with Azure Firewall tags

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1 answer One of the answers was accepted by the question author.

Why does Azure Firewall DNAT rules does not allow creating a rule without port translation?

I am working on an application architecture which requires 150 Public IPs in Azure firewall to support 150 enterprise customers. Each customer will be assigned with Its own Public IP on Azure firewall to access the application. Traffic will be allowed on…

Azure Firewall
Azure Firewall
An Azure network security service that is used to protect Azure Virtual Network resources.
789 questions
asked 2025-02-23T20:43:15.9133333+00:00
Rahul Bhatia 20 Reputation points Microsoft Employee
commented 2025-04-15T14:42:09.8+00:00
Florian LACOMMARE 0 Reputation points
3 answers

VNET encryption and Azure Firewall

Hello everyone, I have a question. We have set up VNET encryption on all our VNET. We have set up Azure firewall to allow only the necessary flows between the different VNET. But I have seen on the page "What is Azure Virtual Network…

Azure Firewall
Azure Firewall
An Azure network security service that is used to protect Azure Virtual Network resources.
789 questions
asked 2025-04-11T07:39:28.6366667+00:00
JeanSebastien NAHON 0 Reputation points
answered 2025-04-11T08:57:30.36+00:00
Luis Arias 8,621 Reputation points Volunteer Moderator
1 answer

Azure Firewall VNet Not Appearing in Route Table Association

When configuring an Azure Firewall, the VNet does not appear in the dropdown to associate it with the route table. The VNet has been confirmed to be in the same region. What steps can be taken to resolve this issue?

Azure Firewall
Azure Firewall
An Azure network security service that is used to protect Azure Virtual Network resources.
789 questions
asked 2025-04-10T18:56:19.9533333+00:00
Dodd, Angie 0 Reputation points
answered 2025-04-10T19:49:04.38+00:00
Praveen Bandaru 5,520 Reputation points Microsoft External Staff Moderator
1 answer One of the answers was accepted by the question author.

What is the difference between using private endpoints and blocking public access of storage account when compared to allowing traffic only from specified vnets in firewall settings?

I wanted to understand how traffic travels when specific vnets are allowed in firewall settings as in private endpoint configuration it travels through Microsoft back bone network.

Azure Firewall
Azure Firewall
An Azure network security service that is used to protect Azure Virtual Network resources.
789 questions
asked 2025-04-04T05:51:27.55+00:00
Pranay Bugga 20 Reputation points
accepted 2025-04-05T02:20:33.7933333+00:00
Pranay Bugga 20 Reputation points
0 answers

Best Practices for Backing Up Azure Network Infrastructure Configuration

What are the best practices for backing up Azure Network Infrastructure configurations, such as vFirewall Policies and vSecuredHub/vWAN?

Azure Firewall
Azure Firewall
An Azure network security service that is used to protect Azure Virtual Network resources.
789 questions
asked 2025-03-25T18:30:23.42+00:00
Eric 0 Reputation points
commented 2025-04-01T14:30:43.0766667+00:00
Eric 0 Reputation points
2 answers One of the answers was accepted by the question author.

Azure Firewall Standard to Premium Subscription

Hi MS Experts, I plan do upgrade from Standard to Premium Subscription due to IDPS feature. Will there be a production impact? Regards,

Azure Firewall
Azure Firewall
An Azure network security service that is used to protect Azure Virtual Network resources.
789 questions
asked 2025-03-25T08:30:24.2933333+00:00
Val Lim (PH) 20 Reputation points
accepted 2025-04-01T13:45:38.4666667+00:00
Val Lim (PH) 20 Reputation points
1 answer

Always get an InternalServerError when I create a firewall to protect my vnet.

I have a fairly simple virtual network. Web subnet (three web apps), and a private endpoints subnet (MySql, two Redis instances, blob storage account), plus the autogenerated ones: default, AzureFirewallSubnet, and AzureFirewallManagementSubnet (all…

Azure Firewall
Azure Firewall
An Azure network security service that is used to protect Azure Virtual Network resources.
789 questions
asked 2025-03-31T20:36:16.5366667+00:00
Stephanie Valentine 0 Reputation points
edited an answer 2025-04-01T01:15:53.9166667+00:00
G Sree Vidya 2,685 Reputation points Microsoft External Staff Moderator
1 answer

Azure Firewall active instances

Hello, I've an Azure Fw Standard SKU, I know that can scale up to 20 instances. I would like to know if I can monitor the active instances Thanks

Azure Firewall
Azure Firewall
An Azure network security service that is used to protect Azure Virtual Network resources.
789 questions
asked 2025-03-24T09:50:13.0833333+00:00
Christian80 0 Reputation points
commented 2025-03-31T14:19:53.63+00:00
Ganesh Patapati 7,165 Reputation points Microsoft External Staff Moderator
0 answers

Logged Traffic in Azure Firewall does not match Source and Destination defined in Rules

When checking the Logs of our Azure Firewall in Premium SKU I noticed very strange behavior. The source AND destination for allowed traffic do not match the defined rule that allegedly allowed the traffic. Example: I defined a rule like this: NameSource…

Azure Firewall
Azure Firewall
An Azure network security service that is used to protect Azure Virtual Network resources.
789 questions
asked 2024-11-19T15:34:02.0066667+00:00
Lukas Lohrsträter 25 Reputation points
commented 2025-03-31T12:24:38.4133333+00:00
Nassim Cherifi 0 Reputation points
0 answers

Unexpected Behavior with Azure Firewall Draft Rules – Existing Rule Collections Deleted

Hi Everyone, I recently started using the new Draft mode feature in Azure Firewall for staging access rules. However, I’ve encountered an unexpected issue and wanted to check if others have experienced the same. Steps to Reproduce: Enable Draft mode in…

Azure Firewall
Azure Firewall
An Azure network security service that is used to protect Azure Virtual Network resources.
789 questions
asked 2025-03-12T04:05:44.94+00:00
Aleksandr 0 Reputation points
commented 2025-03-31T10:19:29.74+00:00
Andrew Williamson 60 Reputation points
1 answer

our Azure firewall billing is too high without of any much use

our Azure firewall billing is too high without of any much use, pls help in understanding the uses and billing or any support no. or email id

Azure Firewall
Azure Firewall
An Azure network security service that is used to protect Azure Virtual Network resources.
789 questions
asked 2025-03-25T13:49:40.1533333+00:00
Deepak Kumar 0 Reputation points
commented 2025-03-27T18:34:57.2033333+00:00
rvinnakota 4,760 Reputation points Moderator
2 answers One of the answers was accepted by the question author.

Azure Firewall Application rule not working

Hi, I have Azure firewall with premium sku. I have created rule collection group GRP1 (priority 500) contains DNAT rule ( priority 400,410) and network rule ( priority 1000 to 65000). Now I have requirement to allow only 3 urls (not any other URLS) …

Azure Firewall
Azure Firewall
An Azure network security service that is used to protect Azure Virtual Network resources.
789 questions
asked 2025-03-11T11:33:45.7+00:00
sidhrane 81 Reputation points
accepted 2025-03-26T17:43:00.4633333+00:00
sidhrane 81 Reputation points
1 answer

Azure Portal - Add DNAT firewall rule error

"Cannot read properties of undefined (reading 'toLowerCase')" Get the above error when clicking 'Add rule' in the DNAT rules blade under our Firewall policy.

Azure Firewall
Azure Firewall
An Azure network security service that is used to protect Azure Virtual Network resources.
789 questions
asked 2025-03-11T17:13:22.36+00:00
Lord Saradomin 0 Reputation points
edited an answer 2025-03-17T16:52:08.5766667+00:00
rvinnakota 4,760 Reputation points Moderator
3 answers One of the answers was accepted by the question author.

How to configure Application Gateway before Azure Firewall to App Services

Dear Microsoft community, I have an application gateway setup with WAF with app services as the backend pool targets. I have also setup access restrictions in the app service networking to only allow traffic through application gateway. Till here…

Azure Firewall
Azure Firewall
An Azure network security service that is used to protect Azure Virtual Network resources.
789 questions
Azure Application Gateway
Azure Application Gateway
An Azure service that provides a platform-managed, scalable, and highly available application delivery controller as a service.
1,218 questions
Azure App Service
Azure App Service
Azure App Service is a service used to create and deploy scalable, mission-critical web apps.
8,993 questions
asked 2023-04-13T09:46:01.1133333+00:00
Martin Garrix 30 Reputation points
answered 2025-03-17T08:17:14.52+00:00
AzurePro 60 Reputation points
1 answer One of the answers was accepted by the question author.

How would TLS inspection work with WAF enabled App Gateway and Azure Firewall?

Hi, I have been struggling with this from a while now. Our design has WAF enabled App gateway for incoming HTTP / HTTPS traffic from internet and then have Azure Firewall behind it. Have couple of queries for which I need assistance: 1: Does WAF has…

Azure Firewall
Azure Firewall
An Azure network security service that is used to protect Azure Virtual Network resources.
789 questions
Azure Web Application Firewall
asked 2024-09-18T23:33:09.83+00:00
Rakesh Singh 395 Reputation points
commented 2025-03-12T09:54:19.4866667+00:00
Jørgen Woortman 0 Reputation points
1 answer

Azure firewall Active -Passive mode similar like PA

I want to setup Azure firewall 2 instance. 1 is node is active and 1 node is passive. i cant find any such scenarios on internet having such design with failover.

Azure Firewall
Azure Firewall
An Azure network security service that is used to protect Azure Virtual Network resources.
789 questions
asked 2025-03-11T06:34:06.4433333+00:00
AzurePro 60 Reputation points
answered 2025-03-11T13:26:56.9866667+00:00
Praveen Bandaru 5,520 Reputation points Microsoft External Staff Moderator
1 answer

Options for Retaining or Use the Existing Public IP of Azure firewall without zone redundancy while Deploying a New Azure Firewall with HA

Hi, I am looking for a way to retain the existing public IP of the Azure Firewall, which currently does not have zone redundancy, while planning to implement zone redundancy. To achieve this, I need to create a new firewall instance, as zone redundancy…

Azure Firewall
Azure Firewall
An Azure network security service that is used to protect Azure Virtual Network resources.
789 questions
asked 2025-03-04T19:10:00.09+00:00
$@chin 200 Reputation points
edited a comment 2025-03-11T13:17:26.0166667+00:00
Sai Prasanna Sinde 6,650 Reputation points Microsoft External Staff Moderator
1 answer

Can't connect site-to-site VPN

I have a Sophos firewall that I can't connect to the Azure Remote gateway

Azure Firewall
Azure Firewall
An Azure network security service that is used to protect Azure Virtual Network resources.
789 questions
asked 2025-03-03T17:28:35.97+00:00
Tom Smith 5 Reputation points
edited a comment 2025-03-07T06:41:01.33+00:00
G Sree Vidya 2,685 Reputation points Microsoft External Staff Moderator
1 answer One of the answers was accepted by the question author.

Azure Firewall Policy Analytics: "Rules with low utilization" 60/90 day time period

I have the following issue with Policy Analytics: When viewing 'Rules with low utilization' I want to change the time period to 90 days (using the cog in upper right of the pane), but the options for 60 and 90 days are greyed out. I can only select 30…

Azure Firewall
Azure Firewall
An Azure network security service that is used to protect Azure Virtual Network resources.
789 questions
asked 2024-11-19T09:43:35.1533333+00:00
Robbert K 31 Reputation points
commented 2025-03-03T13:00:30.69+00:00
Jessica Lavoie 0 Reputation points
1 answer

Issue with deleting all resources in Azure

I have Issue with deleting all resources in Azure not sure what is the issue getting below error.

Azure Firewall
Azure Firewall
An Azure network security service that is used to protect Azure Virtual Network resources.
789 questions
asked 2025-02-27T07:39:29.4333333+00:00
kishore matte 0 Reputation points
answered 2025-02-27T14:58:56.5433333+00:00
Praveen Bandaru 5,520 Reputation points Microsoft External Staff Moderator