Questions tagged [ip-address]
IP address is a numerical label assigned to each device participating in a computer network that uses IP for communication.
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postfix restrict smtp sender based on ip address
I have a postfix server that I inherited many years ago. Originally it successfully controlled the sending of messages through authentication and IP addresses - if an authenticated user was sending ...
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How to connect to host in a different address range and VLAN
We have an industrial machine that has an intergrated web server we can connect to for changing parameters. The machine has an address in the 172.29.x.x range. My address is in the 192.168.x.x range. ...
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Firewalld Allow 1 ip address from a subnet and drop the rest
I am using firewalld to control access to my AlmaLinux 8 server. I have several subnets defined as sources in the DROP zone and it seems to work well.
I am wondering if is easily possible to allow ...
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Website IP address doesn't match up with any EC2 instance IP addresses (AWS)
I've been asked to look at some non-technical friends' AWS account because they're worried about their costs, but I'm struggling to find where they're spending their money. In particular I'm getting ...
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Can't do an in-place Update of an Azure cloud service (extended support) after a VIP swap - Public IP is in use (error)
I have successfully performed a VIP swap on a pair of Azure cloud services (extended support) that had Reserved IP addresses (static, although I don't think it matters).
Now I can Update (by uploading ...
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What is use of multiple ip addressing for active bond in centos
I have created active bond in centos Virtual machine by bonding two NICs and they were on same VMnet switch, I am having difficulty to understand what will be the use of multiple ip addressing for ...
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Windows folder share permissions
I suppose this is straightforward but can't get a solution for it. When i share a windows folder (server 2012) and set its permissions (share or ntfs) then if someone from the network writes "\\...
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2
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162
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Bind nginx to vpn address only [closed]
I am probably unnecessarily paranoid. But still also I think paranoid isn't too bad when it comes to security.
I have a web server running on a VPS. I run zerotier on all my VPS and my home machines. ...
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Managed switch filters unicast DHCPOFFERs, but allows broadcast DHCPOFFERs?
I have a network containing N managed switches. Each of them is configured as a DHCP server and should assign predefined IP addresses in a port-based manner:
Switch 1 assigns 172.17.1.1 to the device ...
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How to make systemd journal remote use hostname instead of IP address?
I do have one log server which runs systemd journal remote software to receive journal entries from remote hosts via systemd journal upload. This works fine. The only trouble that I have is that the ...
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Map IP Address (NGINX running) in cloudflare
I have an IP address 65.1.106.XXX. In this instance, Nginx is running and I can able to see the nginx status page through this IP address.
Now I'm trying to map the subdomain to this instance IP ...
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Debian server changing ip address
I had set up a Debian server with an ip address that was assigned to another device by accident. I forced the server to connect through /etc/network/interfaces but am still finding it switches to the ...
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apache 2.4.54 (httpd) require not ip not blocking ip addresses
So I am running apache 2.4.54 on a redhat centos 7 machine. I am using the below configuration to run my django application with mod_wsgi:
# create new
#LoadModule wsgi_module modules/mod_wsgi.so
...
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All IPv6 prefixes that should be routed by a public router
I need a list of IPv6 prefixes that that cover the public internet with the fewest possible entries.
I´ve found the answer for IPv4 here: IPv4 CIDR Ranges for Everything except RFC1918
The problem is ...
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Nginx change default IP form 0.0.0.0 to pecific IP
I have nginx running as a web server.
The virtual host have the IP specific configuration with IP addresses listed, however whtn I check netstat Nginx is litening on 0.0.0.0:80. I would like to change ...
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How can I get the IP address IPV4/IPV6 on linux
I don't have much knowledge to network layer, I know the basic command to get ip address.
Have one requirement where I need to read ip address and it should work for any linux or unix system.
I am ...
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Tentative of shh->rsync to wrong IP; potential security risk?
I have set up a little RPI backup 'server' (with rpi OS) on my LAN. I use it to create a backup of my main personal machine data using rsync, and I reach it from outside my network through SSH (key-...
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Should I create reverse zone in bind9 if I don't have authority over the ip address?
But I don't manage the ip address blocks...
I have 2 dedicated servers each in different data centers
the first provider offers me a panel to configure the reverse zones myself, in this case if they ...
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Transparent proxy in an external IP address, it works partially (the address received the the proxy is the wrong IP). How could I rewrite the address?
I want to install Tor in my router but I don't want to use its SOCK5 port but its TransPort directly in the machine side and forward the traffic to bridges (to use with virtual machines).
The router ...
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How can I make TPROXY option in iptables work when the destination proxy address is a non-local one?
I installed a TPROXY server in my router that forwards the traffic to a SOCKS5 server.
The router has the address 192.168.1.1 and my PC has the address 192.168.1.33. Also, I have a local bridge "...
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Specify different broadcast IPs for different Windows machines [closed]
I run some high-frequency trading software from home across multiple accounts. Sometimes during very volatile conditions, I run into issues with rate limits restricted by IP address.
I was assuming I ...
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Script to reassign floating IP address to my other machine running Ubuntu
I have a floating IP(X.X.X.191) assigned to the machine (Y.Y.Y.106) currently running ubuntu. Now I want the same floating IP to be assigned to my other droplet(Z.Z.Z.252).
On digital ocean I can do ...
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403 Forbidden on initial load after installing NextCloudPi
I am making this post mostly for awareness in case anyone else is having a similar issue.
Story
I am running nextcloudpi (nextcloudpi.ownyourbits.com) on a Raspberry Pi 4 8GB using the Debian Buster ...
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Why would you use 192.168.0.0/16 over 10.0.0.0/8 [closed]
Most home networks use 192.168.x.0/24. I wonder why this range even exists. You could as well use 10.x.x.0/24 or something like that. So why did they waste the entire 192.168 range for private ...
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Assigning a Public IPv4 automatically to every KVM VM thats being created?
Im wondering how would i go on about assigning a public ipv4 to each vm thats being created.
Setup :
Host Server with 3 IPs on CentOS8
using libvirt and kvm to virtualize
Bridge br0 using eth0 as ...
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1
answer
205
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Prevent Windows Server 2019 with static IP from detecting new networks?
we've got some Windows Server 2019 VMs running on XCP-NG. They are configured with static IP addresses. We have two VM hosts: a primary site and a backup site. Our network admin has created a VLAN ...
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Do routers need to have assigne IP from given VLAN to foward VLAN packages?
(sorry for my basic question but I had noone to ask)
Does routers/smart-switches that foward/pass vlan packets inside same network need to have assign IP from that given VLAN that they foward packets (...
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I Could not ping or curl master node flannel interface
I have 3 nodes in the cluster, one is the master node and two are the worker nodes. I use CNI flannel for the Kubernetes cluster. I run an Nginx ingress in my cluster for the load balancer and the ...
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Nginx - If IP then proxy_pass else return 403
I am trying to proxy_pass users with certain IPs to http://server1 and certain other users to http://server2. I'd like to return 403 if the user doesn't match any IP.
Here's what I have:
geo $...
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Discover IP address of the device knowing only MAC address
While "wiresharking" the network, You may come across packets that looks like
THIS
eth.src to eth.dst (mainly colored white).. sometimes Wireshark recognize protocol LLC, NDP etc..
but ...
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356
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Best way to route traffic based on logged in user via specific redundant route?
I have an Ubuntu 20.04 machine with 2 ethernet interfaces with 2 IP addresses each. It's an AWS EC2 instance and each of the 4 IP addresses has an EIP attached to it via NAT. Both interfaces connect ...
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Managing Firewall Rules for Azure Analysis Services
My customer (a legal firm) has an Azure Analysis Services database. Access to the model is tightly controlled to prevent leakage of confidential data. Employees who need to access the model whilst ...
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Server changes Domain Name to IP in address bar
I'm no server guru so looking for some assistance. I am hosting a laravel project on a digital ocean droplet, and pointing a subdomain registered at godaddy to said droplet. The address bar is ...
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How can I disable IP forwarding from IPv6 toIPv4
I have IPv4 and ipv6 addresses on my network card, when I send a request with curl I want only the respective IPv4 or IPv6 to be used and no fallback e.g. When IPv6 to IPv4 takes place.
curl --...
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how can I switch between ip addresses
How can I switch between IP addresses on Ubuntu 18.4. My network card has several IP addresses. How can I, for example, change my IP address automatically every 10 seconds?
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What exactly is a floating IP and how does it work?
I am setting up a high availability load balancer. I found this tutorial from Digital Ocean which says that two load balancers can share a common floating IP.
https://docs.digitalocean.com/products/...
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How to add static IPv6 in Oracle cloud
I am running OS Ubuntu 18.4.
I will add static ipv6 address with netplan in Oracle cloud my netplan yaml file looks like this:
network:
version: 2
renderer: networkd
ethernets:
enp0s3:
...
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Security issues with configuring default IP address(0.0.0.0) to ethernet interface
In our linux embedded application we would like to keep available ports up and running and assigning with 0.0.0.0 IP address. In short we will be executing all ports with ifconfig ethX 0.0.0.0, and ...
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Cannot assign a previously used static IP address to an OpenVPN client
We have an OpenVPN server with the following server.conf:
local x.x.x.x
port 1194
proto tcp
dev tap
ca ca.crt
cert server.crt
key server.key
dh dh.pem
auth SHA512
tls-crypt tc.key
topology subnet
...
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Connecting to Google Cloud MySql DB with a changing IP address
I connect to a Google Cloud MySql db from my laptop, however my IP address not only changes at home, but also when I travel. I have to specify the allowed public ip address in Google Cloud, but every ...
google-cloud-platform
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How to get OpenVPN client's public IP when it connects to the server?
I need to know the public IP (aka ISP's IP) of a client when it connects to my server. I tried learn-address script but it does not provide real IP.
Currently it is possible to get it from OpenVPN log ...
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Is there any way to allow a group of ip in the certain range to access my website?(Nginx)
Suppose, I want to allow access to my project for the IP falling between 192.168.1.1 and 192.168.1.40.
Nginx example:
stream {
#...
server {
listen 12345;
...
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Azure outbound IP
In Azure, if I were to deploy a Virtual Machine it would "out of the box" have outbound internet connectivity. Is the assumption that the public IP, for the outbound connections of this ...
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Client IP is seen as router IP by server when requesting server using public IP/domain by same-network client
I have been struggling with the above question for countless hours and haven't been able to find an explanation for the behavior either on this site or any other site for that matter. Might be me ...
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Do computers have IP address? [closed]
Everywhere I search some people say 'a computer has a permanent IP address' and some people say 'it doesn't but has only when it is connected to the internet through a router'.
So my understanding is ...
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Resolving Domain Name to Private IP AND Public IP Simultaneously [closed]
Background
(Skip if not interested)
I have a dev server running in my local network. I can reach it easily by private IP (192.168.2.4). I have my firewall ports open on the server for :80 so I can ...
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Why can't my internal IP addresses be granted access from IIS 10 IP Address and Domain Restrictions?
Why can't my internal IP addresses be granted access from IIS 10 IP Address and Domain Restrictions?
Backstory:
I have implemented IIS 10's IP Address and Domain Restrictions to block access to one ...
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OpenVPN server assigns same IP address (10.8.0.6) to all connected clients
I followed How To Set Up and Configure an OpenVPN Server on Ubuntu 20.04 to setup OpenVPN server.
I noticed, when any clients connects to OpenVPN Server, each of them is getting same IP address: 10.8....
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can ping but not arping via OpenVPN
I'm working on a remote machine using OpenVPN at a customer's network. The IP addresses there change dynamically and (until they get hostnames to work properly which is not in my hands at this point) ...
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what kubernetes ip to give vendor to whitelist
have a java app on a Kubernetes cluster on IBM cloud that needs to make an outbound SOAP call to a third party vendor's app. This vendor's servers are protected by an IP whitelist. No matter what I do,...
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