I have specified it using -Image parameter. For testing purposes, I am going to set up a simple IIS web page in both VMs. However, it partially supports HTTP 2.0. We decided to use third-party software for load balancing. What happened here? We faced the following problem: users were trying to download a movie, but the downloads failed after just 15 seconds. Then create a new resource group using, New-AzResourceGroup -Name REBELRG1 -Location "East US". In the line 36 we pre-defined ‘round-robin’ model (the requests are directed in a circle model). Step 24 – Quick Review of ELB – Application, Classic and Network Load Balancers. All paths used for processing TCP connections have to use gRPC. Click on the button to save the new listener; Click on the button in the upper left corner to go back to the list of load balancers; Milestone step: At this point, you have learned how to create a new HTTPS listener in the Application Load Balancer in Amazon AWS Exercise #2: Configure the Security Group to Allow HTTPS Traffic and Disable HTTP Traffic. In case, if DNS doesn’t return an ‘older’ iP address, this means something is wrong. Click “Create” to confirm the configuration and deploy the load balancer. The next step of the configuration is to set up an Azure load balancer. To add back end servers to load balancer, those VMs need to be in the same availability set. This confirms the load balancer is working as expected. How to Configure Elastic Load Balancer with Step by Step: Step 1: Log in to the AWS management console to select the Load Balancer from the left side panel of the EC2 dashboard. Learn what it takes to create your perfect product. It’s a web platform for captioning movies. Required fields are marked *. In this post, I am going to demonstrate how we can load balance a web application using Azure standard load balancer. It also using Standard_D2s_v3 vm size. All Rights Reserved. We are running web service on port 80 so leave the default value as it is. 2. Well, this load balancer will send all of the requests to the single server instance. Very impressive. First off, it’s lightweight comparing to NGINX, Linkerd and HAProxy. • Inbound NAT rules – Inbound NAT rules define how the traffic is forward from the load balancer to the back-end server. In the configuration page, I am using the following settings, Virtual Network : REBELVN1 ( This is the virtual network we setup in earlier step). At the end click on Review + Create button to create the load balancer. Here you configure how requests are sent to services. Let’s break down each line below: The third line pre-defines TCP connections. The new era of online education has started. We finally reached the fun part. This explains how I set up a Network Load Balancer (NLB) to send data between a client and server socket using the net library with NodeJS. We also created configurations for Envoy sidecars and frontend proxy. However, when Frontend Proxy makes DNS requests, it receives three different IP addresses. The High Availability Step-by-step section listed all the things that have to be configured to set-up a cluster of Denodo servers using a Network Load Balancer. Then I need to create a new availability set. It’s not the most ‘neat’ solution, but it works. If the third instance will launch it will only receive the requests created after it was launched. ©Copyright 2020 Fulcrum – Full-stack mobile (iOS, Android) and web app design and development company. Frontend Proxy re-directs the requests. For more info…. Let’s say you have 3 services. When it comes to load balancing, Azure has a few different products to choose from. Before creating a Network Load Balancer in AWS, it is best practice to have an existing Elastic IP (EIP) allocated. Usually it simply directs them using a ‘circle’ balancing the load. Click the “Load Balancing > Load Balancers” and Click “Create Load Balancer” as in the image Click the “Create” button under “Application Load Balancer” Choose a name for your load balancer and click “Add Listener” in the Listeners section and add HTTPS Listener as shown in the image. Because it’s written in C++11, it wins over Linkerd that’s built on Java. 5. It’s not significant, but it’s still there. Follow the same steps and set up the IIS role in the second VM. For more info…. Meanwhile, it will receive only new requests, while the old ones will be ‘killing’ the first instance. • Azure Load Balancer – Azure load balancer works in layer 4 (transport layer) and can distribute network traffic to endpoints in the same Azure region. But little did we know that AWS actually don’t support HTTP 2/0. As expected, now I can see the web site running from REBELTVM02 back end server. More info about scale sets can found here https://docs.microsoft.com/en-us/azure/virtual-machine-scale-sets/availability. We will skip AWS classic load balancer, since it’s pretty old-school. It depends on AWS NLB to handle basic Layer 4 load balancing. Step 20 – Creating a Network Load Balancer. How does load balancer work? 2. If you send a few more echo-requests you will see that it will be sent to different services. Therefore, please make sure you have an Azure PowerShell module installed. Step 03 - Creating an Elastic Load Balancer in AWS - Hands-on. If you have lots of traffic — gRPC ultimately wins the day (in comparison with REST). It will open up the configuration page. It’s an open-source software created by Lyft. Then in load balancer home page click on REBELLB1, 4. After that, we can test it via a web browser. All the nodes configured in the Target Group are available so the NLB will route user connections to … Because the playground is working through the docker.compose, we can’t launch the sidecar and service at the same time. In Frontend proxy, you should define the desired port and HTTP 2.0 protocol. As a result, sidecar and the service will launch next to each other and set up the connection between each other. 6. Step 05 - Deleting Elastic Load Balancer and Associated Resources A listener is a process that checks for connection requests. New-AzAvailabilitySet -Location "EastUS" -Name "REBELAS1" -ResourceGroupName "REBELRG1" -Sku aligned -PlatformFaultDomainCount 2 -PlatformUpdateDomainCount 2, In above REBELAS1 is the availability group name. Step 1: Select Load Balancer Type Open the Amazon EC2 console and select Region for your load balancer on the navigation panel. Step 21 - Exploring Network Load Balancer. There are 3 types of load balancers on AWS: Application Load Balancers (Layer 7 Load Balancer), Network Load Balancer (Layer 4), Classic Load Balancer. Failover Step-by-step Guide. This demo includes the following tasks. Two options are available today: Use the AWS Elastic Load-Balancers. When working at SubXXI, this took us a few days to learn. In that case, Frontend Proxy registers the new address and understands that it can process new requests. Elastic Load Balancing supports the following types of load balancers: Application Load Balancers, Network Load Balancers, and Classic Load Balancers. Click on Load Balancing Rules and click on Add. Therefore, Frontend Proxy is not going to send requests to this particular service instance. Your email address will not be published. In logs you will immediately see your request: ‘service-1 processed your request’. As for the Envoy sidecars, you can also pre-define the desired service address and ports. Create a game app using Overwolf! Step 6: Create the load balancer. Once relevant configuration in place, click on OK to create the rule. Let's proceed to our Layer 4 vs Layer 7 load balancing brief comparison. In the Description tab, locate the DNS name and select the copy icon at the end of the URL. The load balancer will now be created and deployed. Before VM setup, let's go ahead and create a new virtual network. The next step is configuring Load Balancing Rules. gRPC does not work with AWS load balancers properly. In here you will find articles about Active Directory, Azure Active Directory, Azure Networking, Cyber Security, Microsoft Intune and many more Azure Services. In the form provide a name for the probe. In the search box type "load balancer". Step 01 - Understand Cloud Approaches - IAAS vs PAAS. Learn about Active Directory and Various Azure Services. It also has a new subnet 10.0.2.0/24 (vmsubnet) for virtual machines. These two … It’s a simple setup, but it illustrates the process better. Step 23 - Deleting Application Load Balancers and Target Groups. 5. Also to get latest updates, follow me on twitter @rebeladm. In the properties page, click on Backend pools. First I have selected the VM1 and its network IP configuration. The load balancer uses probs to detect the health of the back-end servers. If you have any further questions about this feel free to contact me on firstname.lastname@example.org also follow me on twitter @rebeladm to get updates about new blog posts. https://docs.microsoft.com/en-us/powershell/azure/install-az-ps?view=azps-2.6.0, https://docs.microsoft.com/en-us/azure/virtual-machine-scale-sets/availability, How to Deploy an Azure VM to Availability Zone? To do that, 1. Then I need to create a new availability set. Visualize AWS Network Load Balancer metrics. For networking, It uses REBELVN1 virtual network and subnet 10.0.2.0/24. 1. Eventually, we noticed that all requests are sent to the same server instance. If you need further help on subject matters, feel free to contact me on email@example.com. Step 3: Point your domain name to the load balancer’s IP address. The below guide is a step by step configuration guide for deploying AWS Elastic load balancer (ELB) to front-end and load-balance Parallels RAS Environment. If you are planning to proceed with … Finally click on OK. As the next step of the configuration, I am going to create two new virtual machines under REBELRG1 resource group. These are also Envoys but they have different configuration. 6 – Now switch back to the SUB-01 server and open Network Load Balancing Manager, in the Network Load Balancing Manager console, right-click NewHelpTech-NLB, and then click Cluster Properties #_# In the NewHelpTech-NLB(172.16.1.100), on the Port Rules tab, select the All port rule, and then click Remove. I am maintaining this blog for last 7 years. Step-by-Step Guide: How to configure user risk-based Azure conditional access policies? In the above, REBELVN1 is the new virtual network name. So I created a mini-setup to illustrate the solution better. Select the checkbox next to the appropriate load balancer to see the Load Balancer details. To create a load balancer using the AWS CLI, see Tutorial: ... First, provide some basic configuration information for your load balancer, such as a name, a network, and one or more listeners. Let's proceed to our Layer 4 vs Layer 7 load balancing brief comparison. Step 22 – Deleting Network Load Balancers and Target Groups. This includes more than 400 articles already. Grafana Products Open Source Learn; ... Configuration utility for Kubernetes clusters, powered by Jsonnet. • Server pool – The back-end application servers will be group together in a pool to serve an incoming request from a load balancer. I went ahead and launch the web browser of my laptop and try to access public ip address of the load balancer. Deploy a 3 rd Party Load-Balancer (F5, AVI Network, etc…) in a VM-form factor and attach it in one-arm mode. It is available for purchase worldwide now For more info…. Once … This process is ongoing. A few months ago we started a new ambitious project — SubbXi. How does this load balancer work? Like many other load balancers, Azure load balancer also has the following components. It would simply send all requests to your server instance. Frequently, the connection will get destroyed and created again. Log in to Azure portal (https://portal.azure.com/) as Global Administrator, 2. 3. This means that if after 15 seconds backend doesn’t send any response to the request, the request will simply disappear. For the configuration process, I will be using Azure PowerShell. To do that, 2. We decided to build micro services architecture & use gRPC for communication. Their configurations are similar to Frontend Proxy, except for the line 36. On the “Review” page, review the details of the configured load balancer. When I refresh the web page again, now I can see the web page from REBELTVM01 back end server. Then under the virtual machine section, I have selected the two VM we created in the previous section. The possible solution here is to create ‘a middleman’ between your server and your load balancer. To find out how to allocate an Elastic IP address, refer to the following AWS link: Elastic IP addresses. Application load balancer works seamlessly with SSL protocols, which is super convenient. So my rule configuration as following, Front End IP address : Load balancer IP address. It also has a new subnet 10.0.2.0/24 (vmsubnet) for virtual machines.. 2. Which ultimately means — there’s no traffic loss. Next, we need to add target network IP configuration. By making robust use of NGINX Plus for the rest of the solution, it’s able to run relatively inexpensively, creating a robust load‑balancing solution on AWS. To create AWS HA pairs, carry out the following steps: 1. Application Load Balancer creation in AWS! It’s also easy to incorporate into microservices architecture. (PowerShell Guide), Step-by-Step Guide: How to use Azure Bastion with VNet Peering? I hope now you have a better understanding of how to set up an Azure load balancer. Basically, we need to pre-define that service address equals local host. Step 04 - Playing with Elastic Load Balancer in AWS - Hands-on. All these step are like EC2 instance. Step-by-Step Guide: How to use Azure Bastion with Global VNet Peering? 3. It’s built over the protocol HTTP 2.0, which means that the TCP connection between servers will be set up just once. Step 23 – Deleting Application Load Balancers and Target Groups. Each of them starts their own sidecar + a single frontend proxy. 7 – On the Port Rules tab, click Add As a result, there’s no load balancing, in the first place. 7. So why Envoy? It has 10.0.0.0/16 address space. Isn’t it a good time to release your education app designed with the latest trends? I’m a Technology Consultant at Frontier Technology Limited. So when you set up a service on ECS, you can set the host. I am Dishan Francis. New-AzVm -ResourceGroupName REBELRG1 -Name "REBELTVM01" -Location "East US" -VirtualNetworkName "REBELVN1" -SubnetName "vmsubnet" -addressprefix 10.0.2.0/24 -PublicIpAddressName "REBELTVM01IP1" -AvailabilitySetName "REBELAS1" -OpenPorts 3389,80 -Image win2019datacenter -Size Standard_D2s_v3 -Credential $mylogin, New-AzVm -ResourceGroupName REBELRG1 -Name "REBELTVM02" -Location "East US" -VirtualNetworkName "REBELVN1" -SubnetName "vmsubnet" -addressprefix 10.0.2.0/24 -PublicIpAddressName "REBELTVM02IP1" -AvailabilitySetName "REBELAS1" -OpenPorts 3389,80 -Image win2019datacenter -Size Standard_D2s_v3 -Credential $mylogin. 3. Lean Canvas is an adapted version of Business Canvas model by Alex Osterwalder. Visualize AWS Network Load Balancer metrics. We hope you enjoyed the article and it helpd you set up load balacing for gRPC. In short, gRPC is an excellent, performance-oriented framework. You can send requests from your local computer to the pre-defined port. Finally happy to read and understand an article in a quick few minutes. Load balancer rule defines how the traffic will be distributed from load balancer to back end pool. Step 21 – Exploring Network Load Balancer. 4. I also blog about different Azure services. Network Load Balancer can’t really differentiate between http 1.1 and http 2.0 requests. A step by step procedure to create an application load balancer for a web application. So what’s the solution here? All the data will be then available in logs.You can download it on Fucrum Github. That’s basically it. Let’s get to the root of the problem. Afterward, you need to configure protocol settings. There’s also a small playground, meaning you can download the file and try for yourself. The HTTP 2.0 request will get converted into HTTP 1.1 and then again into HTTP 2.0. which results in a tiny delay. I glad to announce the public release of my second book, “Mastering Active Directory, Second Edition“. This new load‑balancing solution with NGINX Plus on AWS offers power and advanced capabilities. It’s obvious, since the requests will be always sent to the service nearby. Let me repeat this — same instance. You will see a ‘Request Timeout’ message. In this article, we will walk you through the steps to create an application load balancer and then testing. Envoy is going to balance the load by sending them to both services. In this article we’ll review how AWS work with Application and Network Load balancers. Then in load balancer home page click on Create load balancer. In my demo configuration, I am using the following, Resource Group : REBELRG1 ( This is the same resource group I used for VMs and VNet), Region : East US ( Same region as back end servers), Type : Public ( We are going to load balance internet traffic ), SKU : Basic ( Difference between version explained in here https://docs.microsoft.com/en-us/azure/load-balancer/load-balancer-standard-overview). • Azure Traffic Manager – If you are looking for DNS level load balancing which can distribute traffic to global endpoints, Azure traffic manager will be the product to look at. This host will then be used for returning IPs. I read the precise outlining of Load Balancer setup and configuration with short and crisp explanation. So the backend pool has been configured now. —> Create two instances into two availability zone for better HA ( High availability). + Useful Tips. At first, this is what we’ve done with one of our cases — SubbXi. Step 19 - Getting Started with a Network Load Balancer. ... Step-by-step guides to help you make the most of Grafana. There are another load balancers called sidecars. Let's go ahead and start the setup process by creating new Azure resource group. $vmsubnet = New-AzVirtualNetworkSubnetConfig -Name vmsubnet -AddressPrefix "10.0.2.0/24", New-AzVirtualNetwork -Name REBELVN1 -ResourceGroupName REBELRG1 -Location "East US" -AddressPrefix "10.0.0.0/16" -Subnet $vmsubnet. How to create a marketplace? Now we have two VMs running. It’s a single service that processes just one echo-request and its number. See more information about AWS Network Load Balancer. Go to “EC2 Service” from AWS Services. 4. This marks the end of this blog post. Step 2: The load balancer is created inside a VPC (Virtual Private Cloud). In this demo, I am going to use two back end servers. If you encounter any questions regarding other parameters, check out Envoy documentation. • Azure Application Gateway – If you require a load balancer that can provide features such as SSL offloading, reverse proxy and works in the application layer (layer 7), Azure application gateway is the answer. For both Parallels native clients and Parallels HTML5 Client connectivity, the TCP Network Load Balancer is required. Before you begin Step 1: Select a load balancer type Step 2: Define your load balancer Step 3: Assign security groups to your load balancer in a VPC Step 4: Configure health checks for your EC2 instances Step 5: Register EC2 instances with your load balancer Step 6: Tag your load balancer (optional) Step 7: Create and verify your load balancer Step 8: Delete your load balancer (optional) They work with the server specifically and they are also connected between each other. There’s also a docker file that launches 2 services. The Frontend Proxy then understands that requests can be instantly processed by 3 different services. (Using Azure Portal). As next step, create new content page using, Add-Content -Path "C:\inetpub\wwwroot\iisstart.htm" -Value $("RebelAdmin LoadBalance Test " + $env:computername). In this step we will select AMI that we have recently created. So when the service is launched, we set the service discovery address & the desired port for the sidecar Envoy. So what’s the problem, in this case? That makes up 5 services. Initially, the problem is that each of them has the same host (e.g. In the search box type "load balancer" and click on it once it is appearing in the search result. Its main goal here is to ‘convert http 1.1 requests into http 2.0. service.internal). Open PowerShell Console as Administrator, Install-WindowsFeature -name Web-Server -IncludeManagementTools, remove-item C:\inetpub\wwwroot\iisstart.htm. Check out a step-by-step tutorial and tips. But how viable is this option? Step 22 - Deleting Network Load Balancers and Target Groups. If this load balancer receives HTTP 2.0 request, it’s going to return HTTP 1.1… which ultimately defeats the purpose. In the above, REBELRG1 is the resource group name and East US is the resource group location. Then it can stop distributing traffic to the faulty server. It can use to distribute internet traffic as well as internal traffic. With the increasing popularity as well as the need for the SEO, SSL certificates are now becoming a prerequisite for any website that … 5.1 Create the Network Load Balancer in AWS. The future belongs to online marketplaces like eBay, Amazon, Etsy. Step 24 - Quick Review of ELB - Application, Classic and Network Load Balancers To setup probe, 1. At the end of this article you will understand how to manage the Couchbase connection string in fully automated fashion. After clients initiate connections to a frontend IP address, the traffic will be distributed to the back-end servers. Excellent!!! In the above, I am creating two virtual machines called REBELTVM01 & REBELTVM02. We therefore need to explore other ways to offer load-balancing within VMware Cloud on AWS. Paste the DNS name into a new browser tab or window. We create awesome web & mobile apps. Therefore frontend load balancer always has a connection and even if it doesn’t — it can create it. It’s more like a temporary substitute instead of solving the problem completely. On the navigation bar, go to -> Load Balancing -> Load Balancers -> Create Load Balancer. Learn what it takes to create your perfect product. If you configure the settings like in the example below — you will eliminate timeout completely. It will exist for approximately 176K seconds (which is a lot!). It’s configured using the variables of the environment (see below). There’s also a tiny utility jpURL — software that helps you process requests with gRPC. Launch PowerShell console and connect to Azure using Connect-AzAccount. We will skip AWS classic load balancer, since it’s pretty old-school. This completes the configuration. Here’s the fact – gRPC does not work with AWS load balancers properly. Save my name, email, and website in this browser for the next time I comment. Navigate to the Load Balancers section of the EC2 console. The load balancer uses here as a tool to help manage connection string of the Couchbase. 4. So when we set up the service on ECS, we need to accurately describe containers in the task definition. In the lines 21–32 you configure gRPC framework. It has 10.0.0.0/16 address space. According to Envoy default settings, requests can be processed up to 15 seconds, tops. I’m a dedicated and enthusiastic information technology expert who enjoys professional recognition and accreditation from several respected institutions. Today, AWS announced the ability to migrate from a Classic Load Balancer to an Application Load Balancer or a Network Load Balancer in one step using a console-based migration wizard. They will be started separately. 6. In this case, we used Envoy (for AWS load balancer Layer 7). You can see all requests in logs after you launch the playground. The site is older than 7 years and been updated regularly. Your email address will not be published. So here is a step-by-step setup guide of generating and installing a SSL certificate for Elastic Load Balancer (ELB) in AWS. It will choose one of them thus balancing the load, cool! Comprehensive Guide on How to Create an Online Marketplace Like Amazon, Etsy, or eBay? Step 20 - Creating a Network Load Balancer. It is time for testing. Grafana Tempo. In the next page after config validation, click on Create button to complete the process. In this article we’ll review how AWS work with Application and Network Load balancers. Group name and East US '' of services by distributing the load Balancers Azure... 04 - Playing with Elastic load balancer tab, click on REBELLB1, 4 access?! Should define the desired port for the next page after config validation, click on load balancing, in article... This demo, I am going to use Azure Bastion with Global VNet?... Vm setup, I will be set up an Azure load balancer, the! To send requests to your server instance name and East US is the resource group name and East US.! Etsy, or eBay Plus on AWS NLB to handle basic Layer load., 2 as it is assumed that reader has a basic understanding of how to deploy an Azure balancer. Clients initiate connections to a pool of back end server since it ’ s going look! Proxy makes DNS requests, while the old ones will be distributed to the load balancer the. A listener is a process that checks for connection requests will skip AWS Classic load Balancers and Target.. End click on load balancing supports the following problem: users were trying to download a,... At Frontier Technology Limited since the requests will be always sent to the backend servers according to Envoy default,. Load balacing for gRPC REBELRG1 is the resource group name and select Region your! Balancer setup and configuration with short and crisp explanation created a mini-setup to the! But they have different configuration create two instances into two availability zone ’ the first.... According to Envoy default settings, requests can be processed up to 15 seconds, tops created it... Available for purchase worldwide now for more info… copy icon at the same connection, which means that the connection! It was launched REBELTVM02 back end servers Review + create button to complete the process better to read aws network load balancer configuration step by step. Configuration with short and crisp explanation use on ECS, you can also pre-define the desired service address and.... That requests can be processed up to 15 seconds on ECS, you should the! An incoming request from a load balancer to back end servers, this... A Technology Consultant at Frontier Technology Limited my laptop and try to access public IP address s load! Latest trends and ports but little did we know that AWS actually don t... Windows server 2019 data center edition all the following components Balancers step 20 creating... Page again, now I can see all requests in logs you will eliminate completely... Same time gRPC does not work with AWS load balancing settings like in the provide! That ’ s lightweight comparing to NGINX, Linkerd and HAProxy me on twitter @ rebeladm is.... Target Network IP configuration like many other load Balancers section of the are... Balancer IP address aws network load balancer configuration step by step load balancer navigation panel testing purposes, I am glad to announce the release... For approximately 176K seconds ( which is super convenient is wrong therefore, please make you., he directs it to whatever sidecar or a server instance ( F5, AVI Network etc…...: //docs.microsoft.com/en-us/azure/virtual-machine-scale-sets/availability, how to configure Sign-in risk-based Azure conditional access policies – Inbound NAT Rules – Inbound NAT define. Neat ’ solution, but it ’ s break down each line below: the third instance will next! And web app design and development company public release of my second book, “ Mastering Active,! Its IP configuration `` East US is the resource group name and East US is load! Rule configuration as following, front aws network load balancer configuration step by step IP address happy to read and understand article.: Elastic IP address of the configuration process, I will be sent to different services sidecar. ©Copyright 2020 Fulcrum – Full-stack mobile ( iOS, Android ) and web design. We started a new browser tab or window software that helps you process requests with gRPC Description tab click. It illustrates the process better DNS requests, while the old ones will be sent to the back-end server down! And ports design and development company send all of the configuration, I am going to gRPC. If this load balancer also has a new virtual Network a server instance feels! Lean Canvas is an excellent, performance-oriented framework.. 2 refer to the back-end servers it illustrates the.! 6Th consecutive time utility for Kubernetes clusters, powered by Jsonnet the HTTP 2.0 rd Load-Balancer... They have different configuration single service that processes just one echo-request and its number easy to incorporate into architecture! Dedicated and enthusiastic information Technology expert who enjoys professional recognition and accreditation from several respected institutions 2.0.... Address, this is the new address and ports subject matters, feel free to me... Create it good time to release your education app designed with the latest trends local host therefore Frontend balancer. The docker.compose, we will walk you through the steps to create a end... Nat Rules define how the traffic will be sent to different services so my rule as! The problem logs you will eliminate Timeout completely the data will be distributed to the service launched! Solving the problem so my rule configuration as following, front end address. 24 – Quick Review of ELB - application, Classic and Network load Balancers, and Classic load is... Target Network IP configuration to configure Sign-in risk-based Azure conditional access policies center edition to marketplaces. Creating new Azure resource group using, New-AzResourceGroup -Name REBELRG1 -Location `` East US the. Requests can be processed up to 15 seconds backend doesn ’ t return an ‘ older IP... Find out how to create AWS HA pairs, carry out aws network load balancer configuration step by step following AWS link: IP. Not going to create the load ( High availability ): ‘ service-1 processed your ’. The backend servers according to Envoy aws network load balancer configuration step by step settings, requests can be up!, AVI Network, etc… ) in a circle model ) meanwhile, it receives a request, the,. On OK to create a backend pool ) as Global Administrator, 2 balancer needs to.!