Questions tagged [local-area-network]

LAN, short for Local Area Network, is a network that connects multiple devices in a limited geographical area, such as a room, an apartment or a building. Currently, most LANs are based on Wi-Fi or Ethernet transmission.

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How to map a domain name to a LAN PC

I've registered a domain name from godaddy and I want to host the website in my personal computer. My PC already installed LAMP(linux+apache+mysql+php) and connect to the router which connect to ...
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Access a node from different subnet

I've made a web-application which I installed on a dedicated server connected to our company's LAN. I just have one problem. All the nodes on LAN have 192.168.138.x subnet mask. But wi-fi access point ...
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Network Mapped Drives sensitive information leakage when changing LAN networks on Windows

Assuming the following or similar setup of network drives/locations on a Windows 7+ system originally connected to a TrustedLAN: TrustedLAN Gateway: 192.168.1.1 /24 TrustedLAN Windows System IP: 192....
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LAN cable-tester's LEDs fire at 3 and 6 (without passive side attached)

I have hardware question. I am running a duplex CAT7 cable from a patch panel to a wall socket. One connection works, the other struggles when I test the cable. Below I describe how I tested the cable ...
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Configure iptables to set default gateway for local network

I have an openwrt router with ip 192.168.1.1. What I want to do is to set a proxy server (192.168.1.249) in LAN, and intercepts all communicaitons from two devices (192.168.1.244, 192.168.1.131). The ...
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Squid outgoing address configuration with 2 interfaces

I'm trying to forward the traffic from one network (net1) to another network (network2) via a squid proxy which has 2 interfaces (eth1 and eth0) using the tcp_outgoing_address option. My network is as ...
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Segmenting IPv6 networks using dnsmasq?

I have a bit of a complicated network setup(*) where a WAN router connects to the upstream provider and provides an "external LAN" (where actually I have some services) and another local ...
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Win10 can not access one port on one site when connected through my network

I’m doing some work for a company and need to use their VPN to do so. However I’m having problems, quite strange problems. The company’s VPN configuration and client software is available on https on ...
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Finding static IPs after reboot

I am having troubling pinging IP addresses on the local network after rebooting or clearing the ARP table. I am looking for guidance on fixing this. I have a windows 10 PC which is has a 4 port ...
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Two Internet Connections - One Network - How To Manage

Here is my situation. Im not a network expert so sorry if I'm not explaining this correctly. In my company, we have two separate internet connections from different ISPs. Both the routers are ...
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How can I make synology reverse proxy work inside my local / private network and/or over VPN (and do I need to?)?

I have a Synology NAS accessible inside by local network over direct IP and URL: https://192.168.5.10 https://cloud.local I have docker running inside my synology NAS with some applications working ...
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How can I create two different subnets for 2.4 and 5GHz WiFi, and maintain communication between them?

I have two routers that are interconnected via Cat5 cable: a TP-Link Archer C7 and an old Netgear V7610. I am trying to create two subnets on the same LAN, and maintain communication between all nodes,...
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Problems with SSL: server certificate is a CA certificate

I have a self-hosted lubuntu server on my LAN which has some services useful for my net (a wordpress in /var/www/html, an owncloud, and a flask app). The problem is that some days ago I installed a ...
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1answer
352 views

Problems with SSL: Unable to configure certificate for slaping

I have a self-hosted lubuntu server on my LAN which has some services useful for my net (a wordpress in /var/www/html, an owncloud, and a flask app). The problem is that some days ago I installed a ...
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1answer
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How do I route from internal clients to internal services on openbsd?

I have a domain my.domain which I would like to point to my WAN, which in turn port forwards to an internal server. With my current setup, external users can connect to my.domain, but local users ...
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How Lan to Lan connection works over VPN?

Here is my Network structure The thing I want to do is to access 10.10.10.1 from the laptop on 4g internet with VPN connected. I can access 192.168.0.1 (tp-link router page) successfully over the VPN ...
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How to manage local accounts on a windows office network?

I've recently had to assume the role of a network admin in a small office running a network of about 20 computers with a main server running Windows Server 2019. This server contains our AD as well ...
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Connect 2+ LANs into a Single LAN and Access LAN Remotely

I have two Ubiquiti Dream Machines (just upgraded from Netgear and I am blown away by the difference in quality.) I have one of the Dream Machine routers at home and one at my office, each with its ...
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Mikrotik - NAT over 2 ports - cant get it to work

I have a problem with setting up NAT over two ports in separate LANs (there is no internet involved in this). Situation description: Problem is that our PBX. It has some crazy network setup with loops ...
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Http connection error when using API request (requests library)

I am using requests library to make API requests from the internal server. I have noticed that every now and then maybe like (1/20) chance my program stops when I try to make a GET request and I am ...
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1answer
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Fiber to copper switching - small network requiring robust solution

I have a simple setup which appears to require a clever solution; hoping someone has some ideas. Network: 4 data generating computers, each with a copper->fiber media converter 2 data analyzing ...
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124 views

Web server with a private IP [closed]

I need an explanation of how to establish tcp/ip connection to two web servers that are on a remote lan network. The web servers have a private IP addresses. Let say of the sites is https://...
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1answer
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Unable to connect to nginx from the very machine itself

I have no problem to connect to my nginx web server contents from remote machines using url like http://foo.bar/media/baz.jpg but when I try it inside the machine itself (or other machines in same ...
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MDNS Bonjour discovery

I have installed bonjour on my windows pc and created an application Which broadcasts using mdns bonjour and will send responses if I ping host.local on the same computer. My question is if this ...
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1answer
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How to properly add more lan devices ? Home network

I have a small home network. 1 router with wifi and 4 lan ports. The problem is that I don't have enough lan ports and I want to extend it. I have a few possible solutions but I feel like none of them ...
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Can't Browse to Server on LAN

I have a very simple LAN setup and am trying to connect to an Apache server running on the LAN. The server IP is 192.168.1.178. I'm trying to connect from a box on same LAN with IP of 192.168.1.161. ...
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MIKROTIK - Join 2 different IP networks

Scenario: I have 1 ISP. The Mikrotik router is connected to that ISP in ether1 (192.168.0.3). Mikrotik gives out DHCP addresses 10.0.0.0/8. My PC is connected to it (10.0.0.6). The other network has a ...
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how to expand network to another floor

I have a small business on the ground floor of a commercial building. We are planning to rent the 4th floor in this building too, so I need to extend our network to the 4th floor. Presently, here on ...
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How to correctly design home network with private boxes with IPv6? [closed]

I finally got a static IPv6 /64 and I am trying to configure my network for it. I do have a NAS that I'd like to have only accessible to myself under a given domain name. For IPv4, I'd setup VPN at ...
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Give internet Access to my local network users

I have local network 10.10.10.0/24 and have pfsense. I use the pfsense for OpenVPN. Users connecting servers via vpn but users server ip addresses from local area network (ex. 10.10.10.30) that is why ...
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Openvpn connected but not able to access intranet sites

I have configured openvpn server and able to login as well. However after the connection is eastablished I'm not able to access intranet websites. Server ifconfig looks like bewlow 1: lo: <LOOPBACK,...
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Mikrotik, ping from Lan1 to Lan2 in LoadSharing

I've set up the Mikrotik with 2 ISPs on Eth2 and Eth3, and 2 Lans on Eth5 (10.200.20.0/24) and Eth6 (10.200.21.0/24). Lan1 reaches internet over ISP1 and Lan2 over ISP2. From both Lans I can ping the ...
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Making Nextcloud Docker accessible from local network

I installed a fully dockerized Nextcloud server on Ubuntu LTS 20.04. Right now, it is accessible via nginx from the subdomain I assigned to it, with a SSL certificate from Lets Encrypt. I would like ...
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1answer
216 views

Discover IPMI IP address by scanning all possible direct LAN addresses

I have a Supermicro server board that powers on but wont post. I have connected a LAN cable to the dedicated IPMI LAN port on the board and am trying to discover what the IPMI IP address of the board ...
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1answer
359 views

Apartment-wide single SSID / multiple password Wi-Fi network security concerns?

My apartment building is changing internet providers, and the new provider plans to install a network that will have a single SSID for the entire building. Each tenant will be given a unique password ...
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How to Access Google Cloud VM from other Google Cloud VM in different region

Is there any way to Access Google Cloud VM from other Google Cloud VM in different region? I have seen that one of my US-Iowa 10.121.0.4 while Asia-Japan Region is 10.148.0.5 I was planning to host ...
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Connect from WAN while OpenVPN Client connection is active

I've been trying to get this working for a while now, but still unsuccessfully. I hope you will be able to help me with it. I've got machine (Raspberry Pi), which has: Static local IP: 192.168.1.131 ...
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Why doesn't router forward IP packets in a local network?

I've got two hosts in one local network: 192.168.31.10 and 192.168.31.11, their gateway both are 192.168.31.1. The route table on 192.168.31.10 is as below: 0.0.0.0 0.0.0.0 192.168.31.1 192.168....
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Router using WAN IP address as source address, even when originating from other LAN devices

I switched to a new router (with less possible configuration) today, and now all packets sent to my server have the source address set to the router's WAN IP address. In other words, with this new ...
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How do I open a port in the firewall only for the private IP and not for the public IP?

I currently have a Linode which is configured with both a public internet facing IP, and a private internal datacenter IP which connects the servers over a private LAN. I want to open up a port on ...
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How to block Internet Traffic to MySQL on Ubuntu 18.04

I have setup two KVM servers with a local hosting service. They provide me with one public IP per server. I installed mysql-server 8 on one of them. Before describing the issue, here's the result I'm ...
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Make my Win'10 accessible from internet but block local network

I want to give someone rdp or teamviewer access from the internet to a server on my network, but I don't want them to have access to any other pc on the network. What's the easiest way to do this? ...
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1answer
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Tricking devices that send data to a remote to send data to you on your network

Background: There are numerous device that exist that measure some metric, but then send the data to remote servers for data harvesting (e.g., owlet, snoo). My interest in these devices are purely as ...
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Devices on network unable to find each-other

i'm trouble shooting a problem on a network for a friend. I'm more of a software guy, and by no means very experienced in networking. They had a physical sophos firewall and the subscription expired. ...
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Kubernetes cluster not working after setting up IP forwarding

I am doing a research project and our end goal is to essentially construct a kubernetes cluster using several Raspberry Pis. I've included the fact that we are using Raspberry Pis for reference, but I ...
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1answer
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Automatically application deployment with python (by creating Django website)

I am having 400 machines and all are connected to VPN network and i want to deploy an application(available on server).here challenges is how to collected all real time VPN IP and logic(code) in ...
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1answer
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Windows 10 - How to create users that can login in any computer of the network

I am trying to create a small computer lab for my company office. We have about 5 computers all running Windows 10 pro (one runs Windows 10 home). I want to be able to create users for each of the ...
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Hangups and Unexpected EOFs over Network

I apologize in advance if this is sort of a vague question, but I would very much appreciate some guidance or some advice on which direction to look. Here is my setup for context: I'm hosting a ...
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1answer
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Multiple Identical IPv4 NICs under Linux?

Is it possible to have multiple network interfaces, each identically configured, on the same Linux machine? For example, four different NICs, each looking at physically separate networks 192.168.44.0,...
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Using an encrypted SSL-Tunnel backwards

Is it possible to use an encrypted VPN-Tunnel backwards? I need to connect from my companys LAN to a device which shares the local internet connection using the VPN on my Home-PC. Thanks in advance ...

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