All Questions
Tagged with amazon-vpc security-groups
15
questions
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36
views
How to specify Security Group when creating VPC in AWS web console UI
I created a security group and then wanted to create a VPC and specify this VPC to use this existing security group. I couldn't find an option in AWS' current VPC form to specify the security group. ...
2
votes
2
answers
2k
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AWS security group cross regions
I am trying to set a security group A to allow SSH access from security group B in a different region. I don't have much experience with networking in general and AWS networking.
Followed the ...
1
vote
1
answer
493
views
AWS Postgres database IP in security group, how to enter info to survive IP address changes?
I have an existing prod Postgres database and I would like to replicate a table to a new Postgres database. In order to get the two to be able to talk to each other, I had to edit an AWS security ...
1
vote
1
answer
2k
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How to Apply Egress rules to Default Security Group - AWS
I would like to apply port 443 outbound rule to the 'Default' security group. It worked by creating a dedicated block OutboundRule (which is commented out). Instead of creating a new block, I want to ...
0
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2
answers
127
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Benefits of private VPC with NAT versus public VPC with firewall rules (in AWS)
Imagine you have some EC2 servers which are fronted by a load balancer (ELB).
Say they're in a public VPC - i.e. each EC2 instance has a public IP address and each instance is firewalled using ...
0
votes
3
answers
2k
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Can't access EC2 instance, but not NLB in other VPC
I've recently started the process of switching from AWS ELB to NLB, and I'm facing some connectivity issues.
We have 2 VPCs. In VPC1, both EC2 database servers, old ELB and NLB is located. In VPC2, ...
0
votes
1
answer
292
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Issue connecting EC2 instances in 2 separate VPCs (same region)
I have 2 VPCs (default and special) each hosting 1 EC2 instance.
Both instances have the same security group (say name = internal). The security group allows All Traffic from internal (a circular ...
1
vote
1
answer
2k
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AWS: NGinx Reverse Proxy and Security Groups
I have two servers, called NGinxServer and AppServer. NGinxServer is the accessible entry point for all calls to AppServer. For security reasons, I modified the Security Group for AppServer to not ...
2
votes
1
answer
3k
views
Network problems when I create Beanstalk environments from an AMI
I'm using AWS elastic beanstalk web interface to create an environment based on an existing AMI that has our application deployed on it.
The environment gets created, the app is accessible via the ...
0
votes
1
answer
1k
views
VPC peering sharing security group ingress rules
If I have VPC1 with security group (sg-aaaaaaaa) that allows ssh access from source 10.10.10.10/32 and I peer VPC1 with VPC2 that has a security group (sg-bbbbbbbb) that allows ssh access from source ...
1
vote
1
answer
5k
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pass an existing VPC ( or Subnet/Security group) as a parameter to the template using the Ref built-in?
I am trying to find a way to set default VPCs, Subnets and Security Groups in the Cluster.template JSON file.
Is there a way to pass an existing VPC ( or Subnet/Security group) as a parameter to the ...
1
vote
0
answers
1k
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cannot ping ec2 in another vpc through peer connection
I have multiple VPC's set up, A, B and X.
I have a peered connection between A & X and between B & X, X is the Peered VPC in both cases.
I have added the CIDR Blocks for A & B to the ...
0
votes
2
answers
60
views
VPC End points not displayed
I have my production EC2 instances inside a VPC and to get the data from S3 we used provide the S3 url. Till now the data flow was through the internet and I have implement VPC endpoints to redirect ...
1
vote
1
answer
2k
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terraform - AWS VPC change the default security group
How do i edit the ingress and egress and also the tags of the default security group within AWS VPN created by Terraform
What i have tried:
resource "aws_security_group" "default" {
name =...
2
votes
1
answer
2k
views
Connecting OpenVPN client over Peering Connection to different VPC AWS
I am trying to connect the VPN client to VPC different than VPN server belongs to. That's my setup: Network diagram
However I can't manage the VPN client 10.8.0.6 to be able to reach the instance in ...