In AWS, while configuring CLB and ALB type of Load balancers, it is mandatory to associate a Security Group. This association helps in limiting the type of traffic to the Load balancer. Why is a Se...

I have a Django application running on Elastic Beanstalk. I can visit my site no problem at example.com. I've set up automatic https redirect, so that it always directs to https. I've set it up so ...

I have an ELB (Network Load Balancer with a couple of Auto Scaling Groups as Target Group) that has periodical health check fails (i.e. some instances would be marked as unhealthy and then recover ...

In Classic Load Balancer(CLB) and Application Load Balancer(ALB) there is option to redirect all http traffic to https listener. I do not find the option to redirect tcp port 80 traffic to tls port...

I'm trying to deploy an ECS service that uses only a UDP port. Support has been added for UDP load-balancing via NetworkLoadBalancers, so I've deployed my service allowing dynamic host port assignm...

Hi i created ALB listener 443 and target group instance on 7070 port (not-ssl) I can access instanceip:7070 without problem , but with https://elb-dns-name not able to access.. instance health che...

I have one node server running on EC2 instance and client is also running on same EC2 instance, Client open websocket connection to communicate node server, it is working in QA and Dev AWS environm...

As the title says, I am looking for a way to force a LoadBalancer service to use a predefined security group in AWS. I do not want to have to manually edit the inbound/outbound rules of the securit...

I am trying to add a cognito auhtentification to my load balancer following https://docs.aws.amazon.com/elasticloadbalancing/latest/application/listener-authenticate-users.html?icmpid=docs_elbv2_co...

Looking to understand AWS Classic Load Balancing here. I have an elastic beanstalk web application running behind a classic ELB where I am currently the only traffic (under development). When I sen...

For an ALB - "You must specify subnets from at least two Availability Zones." For an NLB - "You can specify subnets from one or more Availability Zones." What is the reason for enforcing 2 AZs a...

Deployed k8s on AWS with KOPS. I have created nginx ingress https://github.com/kubernetes/ingress-nginx nginx-ingress-controller image: quay.io/kubernetes-ingress-controller/nginx-ingress-controlle...

I recently started using AWS CodeDeploy and noticed that the AllowTraffic step consistently takes between 3 and 4 minutes per instance. I've configured the health check interval to be 10 seconds an...

I am looking to setup an ELB that uses HTTPS to communicate with backend servers. I am trying to setup a proof of concept using a single backend server, but can't seem to get the ELB to communicate...

I've been testing the ECS's rolling updates in DAEMON mode and I'm not able to avoid occasional "502 Bad Gateway" responses. Here is what I did to test this which seems to point at a bug in the dra...

My configuration is apache and tomcat behind an aws elb. Apache is configured with no keepalive, and set with max clients to a low number due to each query being very cpu intensive. I'll load test ...

I'm a little too confused on the terms and its usage. Can you please help me understand how are these used with Load Balancers? I referred the aws-doc in vain for this :(

I know that you can add your own certificate to the domain and point that domain to the AWS Elastic Load Balancer. In my case I don't have domain, but would like still use secure HTTPS/SSL connecti...

We are trying to get the state of a registered target (instance) in a target group. This can be done with the command aws elbv2 describe-target-health --target-group-arn ${TG} --targets Id=${ID},Po...