Azure Load Balancer
An Azure service that delivers high availability and network performance to applications.
491 questions
1 answer
Load balancer degraded health
Hi, I have a load balancer that has a degraded service alert since 3/12 at 7:45pm CST. It is causing my 2 connected sql servers to not connect via their cluster. What can be done to get this resolved?
asked 2025-03-13T15:01:50.01+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(121.6, 51%, 21%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESK%3C/text%3E%3C/svg%3E)
Stefan Keir
0
Reputation points
answered 2025-03-13T16:04:42.56+00:00
Stefan Keir
0
Reputation points
0 answers
Must the Gateway Load Balancer Frontend IP be in its own subnet?
hi! Recently our deployments with Azure Gateway Load Balancers stopped forwarding traffic back to their chained public load balancers. To solve the issue, we put the GWLB frontend IPs in dedicated subnets beside our NVAs. Is this necessary? Has anything…
asked 2025-03-11T22:42:18.5033333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(48, 38%, 14%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMB%3C/text%3E%3C/svg%3E)
Martin Bright
0
Reputation points
commented 2025-03-13T07:28:58.76+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(83.2, 36%, 18%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESA%3C/text%3E%3C/svg%3E)
Sarthak Agarwal
81
Reputation points Microsoft Employee
0 answers
Upgrade classic Load balancer to standard
Is there a migration script to upgrade classic load balancer to standard? I have tried the automated migration script for Basic to Standard but that failed. I have previously migrated from Azure cloud Classic to Extended support.
asked 2025-03-13T04:24:45.0233333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(51.2, 82%, 14%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EKW%3C/text%3E%3C/svg%3E)
Kevin Wong
0
Reputation points
commented 2025-03-13T05:58:46.8+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(204.8, 81%, 29%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESP%3C/text%3E%3C/svg%3E)
Sai Prasanna Sinde
4,335
Reputation points Microsoft External Staff
1 answer
One of the answers was accepted by the question author.
explanation of this part - load balancer
Hello, I need an explanation of this part about the load balancer use: What is Azure Load Balancer? (https://learn.microsoft.com/en-us/training/modules/intro-to-azure-load-balancer/2-what-is-azure-load-balancer) Some applications have so much incoming…
asked 2025-03-09T17:27:18.7133333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(195.2, 33%, 28%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMA%3C/text%3E%3C/svg%3E)
Marouf Ali
700
Reputation points
commented 2025-03-10T07:30:36.6733333+00:00
TP
109.2K
Reputation points
1 answer
i have a connectivity issue with CDN
issue with connecting to the custom domains in CDN
asked 2025-03-04T09:49:35.5733333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(3.2, 46%, 10%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAS%3C/text%3E%3C/svg%3E)
Ahmed Sherif
0
Reputation points
commented 2025-03-07T12:13:57.6133333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(192, 15%, 28%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EPB%3C/text%3E%3C/svg%3E)
Praveen Bandaru
850
Reputation points Microsoft External Staff
2 answers
One of the answers was accepted by the question author.
Cannot connect to a https backend while a load test is running
I wrote a load test that in 300 threads calls a simple web service. The situation is test client at onprem using java 1.8 jax-ws -> public Internet -> Azure Standard Load Balancer -> backend Windows machine -> Apache Server listening on…
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(316.8, 72%, 40%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJV%3C/text%3E%3C/svg%3E)
1 answer
One of the answers was accepted by the question author.
Configure Azure to allow inbound traffic to only one port by IP address and the rest to domain name
Hi all, I apologize for the poorly-worded title. What I'm trying to accomplish is this: allow one port to be reached by IP address, but require all other ports to use the domain name for connection. We're using Chirpstack and are expecting inbound…
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(92.8, 99%, 18%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EB%3C/text%3E%3C/svg%3E)
2 answers
One of the answers was accepted by the question author.
Migrated to Standard Load Balancer - No Internet Access
After migrating from Basic to Standard Load Balancing, VM no longer has Internet access. I tried adding a NAT Gateway, but still couldn't manage internet access. We really don't even need load balancing, but a prior migration from Azure Classic to Azure…
asked 2025-02-27T17:02:42.5833333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(176, 27%, 27%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ELY%3C/text%3E%3C/svg%3E)
Larry Yaffe
30
Reputation points
commented 2025-02-27T19:25:40.3133333+00:00
Larry Yaffe
30
Reputation points
1 answer
Updating Basic Public IP, Basic Load Balancer attached to Classic Cloud Service
We have the following in our Azure Subscription: 1 x Basic Public IP (Dynamic allocation) 1 x Basic Load Balancer (Public IP attached to) 1 x Classic Cloud Service Extended A deadline for both the Public IP and Load Balancer has been put in place…
asked 2025-02-21T09:17:09.2+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(211.20000000000002, 71%, 30%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ETW%3C/text%3E%3C/svg%3E)
Tom W
46
Reputation points
commented 2025-02-25T09:36:35.9066667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(54.400000000000006, 71%, 15%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EGP%3C/text%3E%3C/svg%3E)
Ganesh Patapati
4,320
Reputation points Microsoft External Staff
2 answers
I would like to know if there was a maintenance activity on one of my Azure Load Balancers at a certain time.
I would like to know if there was a maintenance activity on one of my Azure Load Balancers at a certain time. Will this support help? i no longer can create a Developer ticket.
asked 2025-02-18T16:30:46.1066667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(300.8, 8%, 39%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EBR%3C/text%3E%3C/svg%3E)
Bonifas Robert
0
Reputation points
commented 2025-02-20T15:22:17.6266667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(108.80000000000001, 17%, 20%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ERV%3C/text%3E%3C/svg%3E)
Rohith Vinnakota
3,160
Reputation points Microsoft External Staff
0 answers
Can I use Azure GWLB solution with NVA for the Internet Outbound Traffic?
Hello Team, In Azure VNET, I have w365 Virtual Desktops running, and I want to use GWLB + NVA (Palo Alto Firewall behind GWLB) for the Internet Outbound traffic monitoring solution. I know that Azure reference architectures talks about the usage of GWLB…
asked 2025-02-05T15:20:19.8033333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(73.60000000000001, 56.00000000000001%, 17%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ERG%3C/text%3E%3C/svg%3E)
Rangaraj Gunasekaran
0
Reputation points
edited the question 2025-02-19T09:20:08.4366667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(54.400000000000006, 73%, 15%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EA%3C/text%3E%3C/svg%3E)
anashetty
2,480
Reputation points Microsoft External Staff
1 answer
Azure Container App Load Balancer TCP RST messages
I'm hosting a TCP server, with 2-way authentication using SSLStream, on Azure Container App instance, running Linux. My solution is written with .net 8. The load balancer that is automatically created with the Azure Container App, does not send the TCP…
asked 2025-02-10T14:58:57.16+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(131.20000000000002, 7.000000000000001%, 22%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EPZ%3C/text%3E%3C/svg%3E)
Panayiotis Zinieris
0
Reputation points
commented 2025-02-19T00:51:14.1733333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(265.6, 22%, 35%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESE%3C/text%3E%3C/svg%3E)
Shireesha Eeraboina
2,065
Reputation points Microsoft External Staff
2 answers
One of the answers was accepted by the question author.
Azure Resource Mover - Basic Load Balancer
I have multiple load balancers with the Basic SKU. After March 31, 2025 (the last day to create a new Basic Load Balancer), will I still be able to move my existing Basic Load Balancers using Azure Resource Mover to another region, RG or subscription?
asked 2025-02-16T14:29:30.9266667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(9.6, 94%, 10%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EYF%3C/text%3E%3C/svg%3E)
Yasmin, Fitri
326
Reputation points
accepted 2025-02-17T19:32:34.8166667+00:00
Yasmin, Fitri
326
Reputation points
2 answers
Public Load balancer Not Passing Traffic To Firewalls For Ports tcp8443 And tcp21
Hi All Very strange issue, we have public load balancer working that has been operational for a few years, it has rules allowing TCP ports 5500 and UDP ports 1812, firewall behind it is working as intended, NSG on external subnet facing LB has explicate…
asked 2025-02-12T11:49:35.4733333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(96, 72%, 19%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJP%3C/text%3E%3C/svg%3E)
Joseph Peters
0
Reputation points
commented 2025-02-17T12:11:35.9+00:00
Praveen Bandaru
850
Reputation points Microsoft External Staff
2 answers
One of the answers was accepted by the question author.
where is a azure loadbalancer's zone?
Hi Teams! I'd like to ask something about azure loadbalancer. When creating a public load balancer, no zones are selected separately. But in reality, load balancers will be deployed to physical data centers. which zone will it be deployed?
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(32, 35%, 13%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJ%3C/text%3E%3C/svg%3E)
1 answer
One of the answers was accepted by the question author.
where is the zone of public load balancer
Hi Teams! I'd like to ask something about azure loadbalancer. When creating a public load balancer, no zones are selected separately. But in reality, load balancers will be deployed to physical data centers. which zone will it be deployed?
2 answers
Loadbalancer fails to delete
Hi, I am trying to delete a loadbalancer that remains from an Azure Lab long since deleted. It fails as the bepool seems to be connected to a VMSS that no longer exists. I am stuck in circles. Every delete or disassociation fails because either does not…
asked 2025-02-12T10:18:35.5666667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(121.6, 90%, 21%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJV%3C/text%3E%3C/svg%3E)
Jeroen van Hoof
5
Reputation points
answered 2025-02-12T16:11:29.8833333+00:00
Ganesh Patapati
4,320
Reputation points Microsoft External Staff
1 answer
Traffic Forwarding from one VM to another VM in Azure
Hello, I am looking for a solution to forward traffic from a web VM to an app VM. Specifically, when a user tries to access the web VM on port 6545, the traffic should be routed through the web VM to the app VM on port 6767. Can this be achieved in…
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(131.20000000000002, 4%, 22%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EC%3C/text%3E%3C/svg%3E)
1 answer
Load Balancer and Public IP Upgrade from Basic to Standard - With Fabric Cluster
Hi there, We understand that we need to upgrade the load balancer and public IP from Basic to Standard SKU. Our setup with VMSS currently hosts 5 nodes for the Fabfic Cluster Service. Additionally, the production system is a high-availability…
asked 2025-02-10T16:42:25.0766667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(297.6, 19%, 38%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAA%3C/text%3E%3C/svg%3E)
Ali Ahmed
0
Reputation points
answered 2025-02-10T21:50:16.95+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(32, 3%, 13%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMG%3C/text%3E%3C/svg%3E)
Mahesh Goud Juvvadi
1,955
Reputation points Microsoft External Staff
2 answers
One of the answers was accepted by the question author.
Basic LoadBalancer Upgrade - no outbound rule created
The AzureBasicLoadBalancerUpgrade module used for upgrading load balancer from basic to standard sku. It doesn't seem to create outbound rule when there's no existing backend pool in the basic LB. It can create the outbound rule if there is pre-existing…
asked 2025-02-09T01:40:58.2233333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(268.8, 89%, 36%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJH%3C/text%3E%3C/svg%3E)
James Hao
30
Reputation points
answered 2025-02-10T01:16:15.9633333+00:00
Suwarna S Kale
1,191
Reputation points