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Questions tagged [nlb]

NLB is short for Network Load Balancing, used to balance load across multiple servers by round robin or other queuing techniques.

226 questions
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Configuring internal network load balancer with EC2 instance in private VPC

I created an internal network load balancer (NLB) to connect to EC2 instances on a private subnet. I want to restrict access to the EC2 instances only from the network load balancer. I used these instructions…
csaldanh
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AWS auto scaling targets in target groups for Network Load Balancers

Recently started using Network Load Balancer which listens on port 80 and forwards traffic to my target group. My autoscaling group is configured to add any new targets to this target group. However, my application on the target EC2 instances runs…
DancingJohn
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AWS ECS Iptables allow source and destination to be the same ip address

Currently, with AWS ECS combined with an internal NLB it is impossible to have inter-system communication. Meaning container 1 (on instance 1) -> internal NLB -> container 2 (on instance 1). Because the source IP address does not change and stays…
tvb
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SignalR - NLB Server Change and Suggested Way to Scale-Out

I have silverlight web app. This web app run in 4 servers with a NLB in front of them. I need to use SignalR in my web app. Lets think about this scenario. Client#1 is connected to Server#1 and everything is okay. They are communicating each other…
Creed
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NLB and Web Deploy

I have two webservers in a cluster serving a web application. Using MS Web Deploy to push a new version of the application to one server, and then again to synchronize the files to the other server in the cluster. It seems to be the most ordinary…
asgerhallas
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Control Microsoft NLB with WMI c#

I try to control NLB with WMI. WqlObjectQuery wql = new WqlObjectQuery (@"SELECT * FROM MicrosoftNLB_Node"); ManagementObjectSearcher search = new ManagementObjectSearcher(wql); foreach (var obj in search.Get()) { …
Cédric Boivin
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ASP.NET MVC2 in the web farm - slow page load with high traffic

We have a web application written in MVC2 + Linq2SQL + MS SQL SERVER 2008 hosted on the web farm. Almost like stackoverflow.com We have 4 x IIS7 + 1 SQL SERVER 2008 load balanced with MS NLB Static content is cached by external cache provider -…
Artur Kedzior
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k8s Service annotations for AWS NLB ALPN

I'm facing an issue on the Service annotation that enables ALPN policy in an AWS load balancer. I'm testing an application in production, managed by EKS. I need to enable a Network Load Balancer (NLB) on AWS to manage some ingress rules (tls cert…
riccardogabellone
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TCP Listener VS TLS Listener

I was checking to add a Listener for my AWS network load balancer, was exploring the TLS option as TLS operates over a TCP connection for data encryption. But then read this in the AWS docs: "If you need to pass encrypted traffic through to the…
DSi
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NLB health check is failing when using ALB as the target group

I am using the Network load balancer (NLB) which is using the Application load balancer (ALB) as the target group And when the health check performs for the ALB for its target group it is getting passed and instance is healthy. Application load…
Zoheb Siddiqui
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MSMQ in a server farm

We are considering using MSMQ as a message processing service in our application. What we want is - MSMQ in a farm of servers sitting behind Network Load Balancer (NLB) that distributes load among the nodes. I have the following questions for which…
muruge
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Terraform AWS NLB TLS Passthrough

Using terraform I'm provisioning infra in AWS for my K3S cluster. I have provisioned an NLB with two listeners on port 80 and 443, with appropriate self-signed certs. This works. I can access HTTP services in my cluster via the nlb. resource…
Software Engineer
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Kubernetes/EKS rolling update causes downtime

We have the following configuration for our service that's deployed to EKS but it causes downtime for about 120s whenever we make a deployment. I can successfully make requests to the new pod when I port forward to it directly, so the pod itself…
n00b
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AWS DNS resolution across AZs

Here's the setup: An http request travels from the client connected to the Client VPN (NAT), to a private Hosted Zone in Route53 where the A record resolves to a Network LB DNS name which forwards the traffic to EKS nodes via their AWS DNS…
AyCaramba
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How does a Network Load Balancer work with an Ingress Controller in Kubernetes (AWS/EKS)?

Is my understanding of the following workflow correct: When a request goes to the Load Balancer, it will also go through the Ingress Object (essentially a map of exactly how to process the incoming request). This request is then forwarded to an…
thatguyjono
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