Questions tagged [private-network]

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Configure Firefox so cookie management is more granular than just first domain below TLD

TL;DR folks: The actual question is bolded in the final paragraph; the rest of this is explanation so people don't assume I have an XY problem. I'm responsible for maintaining the Firefox installation ...
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1answer
35 views

Why can't I ping or access web portal of a printer that has a public ip in an internal network?

I setup a new printer in the office. I printed a status page and it had the IP of 192.168.x.x. I couldn't ping it as it wasn't a part of our company and didn't have private IP. If 192.168.x.x wasn't a ...
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How to force Windows always treat all Ethernet (wired) connections as "Private" networks?

Is there a way to force Windows to always treat all Ethernet (wired) networks as private networks? I don't want to do this manually and I don't want this to affect Wi-Fi or other types of connections.
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3answers
187 views

Internal network loses connectivity when internet goes down

PROBLEM: When I lose internet connectivity my internal network loses connectivity, meaning, I am unable to connect to any other device on my network while the internet connection is down. I have an ...
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0answers
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How to set PTR record for private IPs in my own laptop

My topology is like this: My laptop Windows 10 (DHCP, 192.168.43.0/24) My VirtualBox (two machines, CentOS 8 and Ubuntu 20.04, DHCP) I want to set PTR record for 192.168.43.35 which is CentOS 8, and ...
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Create a private network between VMWare Linux(guest) and an embedded board

I am running Ubuntu on a VMWare on Windows host. I have a target embedded board(eg. Raspberry Pi) which is running Linux. I have connected the ethernet port of board and my Windows host using an ...
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3answers
76 views

cannot ping in private network after changing IP

I have two devices in my private network. One computer has IP 10.42.0.1 the other has IP 10.42.0.173. I can ping from one computer to another and vice-versa. If I want to change IP from 10.42.0.173 to ...
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5answers
3k views

Private and Unknown MAC Addresses

I scan my network using Avast Virus protection, usually once a day. I noticed that a "connected device" shows up and I can't figure out what it is. All my devices are accounted for. The MAC ...
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2answers
206 views

Working within a large network with multiple private IP subnets

In a very large corporate network, the entire corporate network consists of many various subnets, all within private IP space. There are, of course, many routes out to public IP land, but a given ...
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1answer
44 views

Mapping private subnet hostnames to localhost with the same hostname and ports

Background: We currently have a development lab on AWS. Our project has a lot of microservices. For development/debugging developers usually would run one microservice on their laptop and connect to ...
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4answers
701 views

What prevents data packets from being sent directly to private IP (for hacking/virus/malware)?

I'm new to networking and I've got a lot of the basics down, but I don't understand how the internet couldn't obtain direct contact with your devices on your local area network. I know routers and ...
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1answer
133 views

NAT client and server, and port closing

Let's say I have a client and server. Client is behind NAT and server is public. Client wants to have a session with the server. Let's say client is on 192.168.1.1, NAT on 192.168.1.2 private IP ...
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2answers
50 views

Private LAN on a separate network adapater

I would like to control a series of TCP/IP enabled devices from my computer. I'd like to create a private network so that the devices are only accessible from my computer. Ideally this private ...
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1answer
53 views

Cisco switch basic setup for a simple private lan

I have a 'private' LAN. There is a 10-port Cisco SG300-10 switch, with 5 laptops connected to it. No Internet is desired & no routers are present. Each laptop should be able to ping the other 4. ...
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24 views

How to assign IPs in server interfaces when connected to two similar routers

I need to connect two similar routers with the IPs 192.160.2.4/24 and 192.160.2.6/24 (in the same 192.160.2.0/24 network) to 2 server interfaces (ports) in the same server as shown in the image. ...
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2answers
15k views

Create private network from public wifi

My question is similar to this one, which was never answered. I live in an old apartment building that is not wired for internet access, and therefore pay a monthly fee to access an XFINITY® WiFi by ...
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2answers
931 views

Why are two Ethernet interfaces cancelling each other?

I have the following setup: One notebook with Debian Jessie with a static IP 192.168.1.2 for its Ethernet interface (set the connection profile through the GNOME network manager) One PC with Xubuntu ...
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1answer
181 views

How to make a private network?

An ethernet cable is coming to my room and I use static IP to connect to internet. My IP is 150.XXX.XXX.7, subnet mask 255.255.255.0 , gateway 150.XXX.XXX.216. I want to connect ethernet on my router ...
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0answers
1k views

Self-hosting WordPress site behind NAT results in private IP being shown in client

I'm experimenting with self hosting a WordPress site on a Raspberry Pi. I've got port forwarding set on my router (public IP 1.2.3.4) to forward port 10080 to my Raspberry Pi's private IP (192.168.2....
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1answer
9k views

Change DNS search order on Mac El Capitan

I've got a router that is also running a DNS that contains names for machines on my local network. It is set up to forward requests, so for any public machine it will reach out to the DNS provided by ...
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1answer
142 views

Access private IP based app

I need to access a web based application whos ip is 10.2.201.123 and the port for it is 9080. And as some body said that I need to be part of that network but as you can see network has a private ip. ...
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0answers
5k views

windows 10 anniversary - thinks I am not connected. cannot update. edge and store do not work

Since August 9th I have the following issues (that could be related): Windows Update, Check for Updates give the message "We couldn't connect to the update service. We'll try again later, or you can ...
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1answer
197 views

How to set up a Server that can be accessed by friends that's behind a Private IP from my ISP?

My ISP hands out Private IP Addresses to everyone, so the IP I have is different from the one I get when I type in "what is my IP" in chrome. I have requested (for the second time) to be given a ...
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1answer
197 views

Configure a router to support two private networks

I have a ZTE modem/router and I want to have 2 interfaces related to two privates networks: 192.168.1.0 192.168.2.0 with gateways 192.168.1.1 192.168.2.1, at the same time I need both interfaces to ...
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1answer
296 views

Incoming connections from public to private IP address

Today i have checked the auth.log of my raspberry (private IP address in my home network behind a wrt54gl). Surprisingly i saw a lot of "Failed password for root from" lines. The SRC IP can be found ...
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1answer
843 views

Secure communication between linux machines

I have four machines in network which can talk with password-less ssh to each other and themselves. Now, I want to make the communication between them secure. How I can create a VPN between them? In ...
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1answer
92 views

How to configure Network for machines to have access to local wireless printers and devices

I have several computers in my network that have public static IP's. I also have a number of computers and devices that have private IP's, some static and some dynamically assigned by the router. I ...
2
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1answer
14k views

Missing Network Settings - "Find Devices and Content"

I want to change status of my ethernet connection from public to private. I follwed a tutorial online and found that my windows 10 laptop doesnt have "find devices and content" option. This is a ...
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1answer
2k views

Creating a private sub-network on existing shared network

I'm a little new to networking, and am trying to set up a network for myself. The situation: I have two laptops and two smartphones. The apartment complex I live in gives me a single ethernet wall ...
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3answers
6k views

How can I make a private network in my home?

First off, I need to specify that I'm a newbie when it comes to networks. I know how to set static IPs, reroute ports, and do (basic) configuration of WiFi networks. I would like to make a private ...
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3answers
41k views

Windows 10 keeps switching network location from Private to Public

No matter what I do, I cannot get Windows 10 to leave my home WiFi connection as Private. When I reboot the machine it is public, and in network settings there is no way to change this. So instead I ...
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1answer
67 views

How to connect to private network without using ports

So i live in a student dormitory and i have access to the internet with 1 cable. This cable is plugged into my router (Netgear R6200) and i have a few PC's running on that router with cables. Now i ...
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1answer
2k views

Why does Chrome need DNS lookup when the URL just an IP address?

I am testing on a private network and want to use Chrome to load a web page. There is no DNS access on that machine. Chrome will not let me load the page because of something like "The server XXX can'...
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1answer
174 views

secure SSL VPN between two private IP Addresses through a public VPS on Internet

Is it possible to establish a secure SSL VPN connection as shown below? : Computer A (192.168.1.20) <-> ISP 1 (192.168.1.1) <-> public IP Address of VPS <-> ISP 2 (172.20.164.6) <-> ...
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1answer
64 views

Private server with domain name structure

I'm doing some tests/studying on a private server but I don't understand the structure. It's a centos server. This server has a private IP 10.x.x.x. This server is also linked to a domain name, so it ...
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0answers
421 views

ddclient updating to public IP instead of private IP

This is the antithesis to question 389125 I have private services (apache, ssh, synergys for example) accessible on a desktop on the local network. This is not with centralised login (ldap/AD for ...
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1answer
9k views

Accessing private IP address without port forwarding

I am new to networking. Pardon me if I make any mistakes. Is there a method to communicate with a private IP address under NAT? I don't want to use port forwarding by accessing the router.Is there ...
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1answer
737 views

Partial VPN connectivity

I use a Juniper VPN to connect to my office remotely from home. However, i also want to connect to a 3rd network, and my office network does not have the network capacity to handle the thru-put of the ...
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2answers
17k views

private address in traceroute results

I SSH into a remote host 194.199.68.165 and then use traceroute to check paths to 132.227.62.122 , and I notice that there are some private IPs, like 10.230.10.1 bash-4.0# traceroute -T 132.227....
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3answers
1k views

How to prevent the ISP from reading my emails through SMTP and my messages through instant messengers?

The ISP they know everything I send and receive over the Internet including my emails and messages right ? So I am wondering if there is a way to prevent them to do it ?
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0answers
148 views

How to electronically determine if ISP assigns DHCP addresses in RFC1918 range

Is there an electronic method/protocol/public-website that I can use to definitively determine whether or not my ISP assigns (RFC1918, Private_network) addresses for DHCP assigned addresses? I ...
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3answers
10k views

Extranet vs VPN

What's the difference between an extranet and a VPN, and what common uses does each one serve? What technology stacks are often use to implement each?
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2answers
3k views

Can ssh service be accessed in private network?

My friend has a ssh server in a private network (ip address is 10.9.11.*), can this ssh server be accessed in public network? if it's possible, please tell me how to get it. thanks
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1answer
164 views

Basics of how a virtual private network works?

My office laptop has a VPN client installed. At home, I start this client, choose one host out of given many hosts and connect using an RSA token. From this point onwards, my browser is able to access ...
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2answers
2k views

how to connect to private network over internet?

I have a Linux system which has 2 interfaces, one for private network 172.16.x.x, another has public ip connected to Internet. How can I connect to other systems in 172.16.x.x from my Laptop having ...
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1answer
3k views

What are the equivalent IPV6 versions of IPV4 special-use adresses?

I'm trying to make a private network with 5 computers bellow an external ADSL router with NAT, but internally I want to use IPV6. To do this I need to use private special-use IPV6 addresses, such as ...
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2answers
8k views

VPN vs Private Network

What's the difference between a private network, as opposed to a virtual private network?
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1answer
3k views

Why can't I connect to a private VPN Network set up on my local machine?

I am connected through a router to the internet. In Windows 7 Enterprise I set up a private VPN server to connect to, but I can only connect to the default gateway and no further. Everything is on ...
3
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1answer
222 views

Social network for internal company use [closed]

I'm seeking a social network app for employees in the company that can do the following: allows people to communicate within a company or across everyone on the social network (they can have access ...
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3answers
5k views

iptables syntax to forward remote desktop requests to a virtual machine on CentOS host

I can rdesktop into a VM running Windows XP hosted on my CentOS 5.4 machine from the hosting machine and work just fine using the private address (192.168.122.65), but I now need to allow remote ...