Amazon EC2 does not support multicast - amazon-ec2

I am trying to setup a clustering structure on Amazon EC2 with Wildfly 8.2 . I have tried a lot of things but nothing worked. As learnt Amazon EC2 does not support multicast and this is why I couldn't make it work.
How can I accomplish to setup this structure on Amazon EC2.
Thanks for help.

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Connect to aerospike running on ec2 from codebuild

I have an aerospike server running on EC2 and I need to run some tests on aerospike from Codebuild. Since Codebuild container's ip is not known, I can't specify an inbound rule in the security group attached to EC2. I've tried using amazon VPC as described here.
Can anyone help me get this working?
On the server node in EC2, open port 3000-3003 to all 0.0.0.0/0 (all ips) in the custom TCP rules- that should work.

Ejabberd Clustering in EC2

I am newbie in Ejabberd. I installed two nodes in Ubuntu Amazon EC2 and using Amazon Public DNS ec2-00-00-00-00.compute-1.amazonaws.com.
When I tried to do cluster, I received message with no_ping.
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Deploy application on AWS VPC

I am planning to migrate from Ec2 classic to EC2 VPC. My application reads messages from SQS, download assets from S3 and perform actions mentioned in the SQS messages and then updates RDS. I have following queries
Is it beneficial for me to migrate to Amazon VPC from Classic
I create my EC2 machines using ruby scripts, and deploy code on them using capistrano. In classic mode I used the IP address to deploy code using capistrano. But in VPC there is a concept of private IP address and you cannot access a machine inside a subnet.So my question is:
How should I deploy code on the EC2 instances or rather how should I connect to them?
Thank You.
This questions is pretty broad but I'll take stab at it:
Is it beneficial for me to migrate to Amazon VPC from Classic
It's beneficial if you care about security of your data in transit and at rest. In a VPC none of your traffic is exposed to the outside and you can chose which components you want to expose in case you want to receive traffic/data from the outside. i.e Your ELB or ELBs.
I create my EC2 machines using ruby scripts, and deploy code on them using capistrano. In classic mode I used the IP address to deploy
code using capistrano. But in VPC there is a concept of private IP
address and you cannot access a machine inside a subnet. So my question
is: How should I deploy code on the EC2 instances or rather how should
I connect to them?
You can actually assign a public IP to your EC2 machines in a VPC if you choose to. You can use that IP to deploy your code from the outside.
You can read about it here: http://docs.aws.amazon.com/AmazonVPC/latest/UserGuide/vpc-ip-addressing.html
If you want more security you can always deploy from a machine in your VPC (that has SSH access to the outside). You can ssh to that machine and then run cap deploy from there.

Opscode Chef for Amazon EC2

I am new to opscode chef. I want to integrate opscode chef in my web application. I have created a node using the web console of opscode on Amazon EC2. Now I want to know that what to do and how to play with cookbooks and other part of chef? I am also unable to connect with the instance i have created on Amazon EC2. I am using the hosted chef server.
After working on Opscode Chef I have found an answer for my question. So, let it be share.
The full documentation is available in the Chef Wiki, which features dedicated guides for various special topics as well, e.g.:
EC2 Bootstrap Fast Start Guide
Fast Start Guide for Windows
Fast Start Guide for Ubuntu
Fast Start Guide for CentOS

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