Questions tagged [subnet]
A part of the IP address identifying the whole local network (high bits as defined by netmask). The remainder of the IP address (host id) identifies devices that are connected to this network. Can also mean the local network itself, if addressed by IP address in a described way.
subnet
911
questions
1
vote
0
answers
34
views
(Azure CLI) Way to specify that a certain subnet update operation should only be applied if the etag of the subnet resource has a certain value?
The background to this is I am working on warm HA support for our product deployed in Azure. The code depends on Azure CLI. I am looking for the answer to the following question.
Is there a way in ...
- 11
0
votes
1
answer
29
views
Installing packages on an EC2 instance in a private subnet
I have an EC2 instance hosting GitLab, which for operational reasons, is in a private subnet, accessible via a Bastion server.
I now need to install GitLab Runner using the Git recommended method ...
...
-2
votes
0
answers
13
views
Cannot connect to subnet router from main network [closed]
I have been looking all around and trying out various solutions from people who were asking similar question on here and other forums but nothing has worked for me so far so here I am.
Let's start ...
- 1
-3
votes
1
answer
14
views
How to find Subnet range knowing an IP, Subnet Mask and CIDR block [closed]
Can I find subnet range knowing the subnetwork mask (255.255.248.0, /21), a random ip address. E.g 172.16.150.41 (class b, /16) when the network has many subnets (e.g 32 subnets in this case)?
Obs: I ...
-2
votes
1
answer
32
views
ssh to instance on Private Subnet through instance on Public Subnet within the same VPC
I have two subnets in one VPC (say "My VPC"):
Public Subnet- connected to Internet Gateway through route table 0.0.0.0/0. I can connect to an instance named Public Instance on this Subnet ...
0
votes
2
answers
41
views
How can I restrict the ec2:CreateNetworkInterface permission to a VPC and/or Subnet?
I can't find a valid way to restrict this permission. I would ideally like to restrict the permission to work in a particular VPC and/or subnet. I'm unsure where in the documentation to look & ...
- 111
0
votes
0
answers
29
views
Not able to ping Gateway Subnet in Azure
Need some help i am not able to ping my gateway subnet from my Azure VM. Currently i am using 1 vnet and has 3 subnets.
AzureBastionSubnet
Gateway Subnet - which is connected with VPN Gateway has it ...
0
votes
0
answers
41
views
Can we dynamically specify a subnet with more IPs for an AWS Glue job?
I am working on an AWS Glue job and facing issues with IP exhaustion in my current subnet. I need to dynamically specify a subnet with more available IPs when running my Glue job.
Current Setup:
Glue ...
- 1
0
votes
0
answers
16
views
How can I be in the same subnet of my switch?
I'm new to networking and I have to get in the admin page for my switch to see how it's configured.
It's IP address is in the subnet 192.168.0.x, while mine is in 192.168.1.x.
I've tried to set a ...
- 21
0
votes
1
answer
40
views
Create NSX-T subnet using Ansible
Having an issue creating a subnet in a VmWare NSX-T segment.
Following this code at
https://github.com/simplygeekuk/Ansible-NSXT/blob/master/roles/nsxt_create_ip_pools/tasks/create_ip_pool.yml
seems ...
- 317
0
votes
1
answer
28
views
How to scan a subnet with nmap opening subprocesses and display the output simultaneously?
I'm trying to maintain a LIST of IP addresses from the subnet given by user in text box and then nmap them simultaneously using max 50 threads and displaying result of each IP as soon as it completes. ...
- 17
0
votes
1
answer
34
views
Set up of virtual network integration with 2 app service plan within a single subnet
I am new to the networking aspect in Azure. I have a question around vnet integration.
I have 1 subnet 10.2.1.0/24
This subnet has 2 app service plan
App service plan A has 1 app service running
App ...
- 867
-1
votes
1
answer
64
views
CIDR block for a subnet within VPC
When you create a subnet, you specify the CIDR block for the subnet, which is a subset of the VPC CIDR block.
But in the below diagram:
PublicSubnet1 is being assigned a network 10.10.32.0/20(which ...
0
votes
1
answer
68
views
Groovy code to fetch all available IP address from a given subnet denoted with CIDR notation
I have generated the below code with the help of Gen AI, but its returning a empty list. Can someone help me to debug this?
static List<String> generateAvailableIps(String subnetCidr) {
// ...
0
votes
1
answer
28
views
Allow lambda internet connection inside VPC
I have one lambda inside a VPC. It has 2 subnets (A & B). I need to call an external api inside the lambda. I've been reading about NatGatway and RouteTables but I'm not able to provide internet ...
