Questions tagged [networking]

For questions on connecting devices together so that they can communicate with each other, as well as questions on networking equipment such as routers and switches.

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No internet via GPON when using different equipment

My ISP provided the following router: ZTE ZXHN F680. It is not very powerful, so I wanted to use my TP-Link Archer AX23, but because this router does not have a built-in GPON interface, I've purchased ...
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Windows 10 Network Credentials not working

So, although connecting to our servers works from all other pc, including a VM that is running on my machine, for some reason my credentials won't work when i try to open a folder on our server. I ...
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Utilizing a LAN connection between two peered Windows 10 devices while simultaneously using integrated 4G mobile broadband for internet

Would someone clarify the drawbacks of making the registry changes here, as I would have commented on it, but do not have a high enough rep to do so? I have two peered Windows 10 devices with a LAN ...
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Duplication of UDP traffic to two ports on localhost on windows

I have two services running on virtual machine running windows. Each service has an open port for recieving information. I want to know how can I set up all traffic to one of the service's ports to be ...
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Networking to containers through a VM

I have containers running in VMs in GNS3 as shown below: The containers are running containerised Ubuntu, I can't get my head around how to direct traffic to individual containers through the VMs. ...
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How do I access the website served by Apache2 in by Ubuntu Desktop from my laptop through wifi?

I installed Apache in Ubuntu Desktop for working with Moodle, I want the Moodle website in var/www/html to be accessible by the computers connected in the same Wifi network. But after some google ...
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Wireshark only decrypting MDNS, ARP, etc

I am playing with Wireshark. I am trying to view an HTTP request to http://example.com/?q=foobar that I made from a device on my Wi-Fi network. I inputted my SSID and WPA password to the 802.11 ...
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How can i find device type and name in linux terminal without install nmap and other similar tools from it ip address?

I'm looking for find a way to get device name and type like ESET Connected Home Monitor . Eset : Connected Home Monitor can help identify vulnerabilities in your home network such as open ports or a ...
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How to allow my C Server access from outside localhost

I'm trying to run an UDP Client-Server message exchange program for a university course, when I try it in a local network even with different PCs works really fine. But the moment I try to run it on ...
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Massive latency spikes only when playing a game?

Please let me know if this isn't the correct site to post this question. So I recently starting having an issue where everyone in Overwatch would stop moving for half a second, and then rubberband to ...
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Accessing socks5 proxy network through Wi-Fi hotspot in android

Please, for the purpose of comprehension, I will provide the details as much as possible; therefore, please be patient. I'll be very appreciated. I have an android smartphone. I was using ProxyDroid ...
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Could in-place upgrade of Server 2012 to 2019 affect firewall rules or IIS sites?

An application I support has been installed on Windows Server 2012. The server is to be upgraded to Server 2019 in an in-place upgrade. This is to be done without being tested first. The application ...
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Very strange YouTube upload issue [migrated]

It's been a couple of weeks that I'm facing a very strange networking issue: I am trying to upload a video to YouTube. Any video. I am using YouTube's web interface on the browser. Any browser (I ...
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What should I do to access Apache server installed on of the company VPN client machine, that is logged into the VPN

I have a win10 machine, and I have connected to a company VPN through a Checkpoint VPN client. The new network adapter has appeared in the adapter list. Though all my traffic is going as it did before ...
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dig and nslookup results connection timeout for my subdomain.cloudns.nz using 8.8.8.8 as dns but it works for anything else or from somewhere else

when i run dig @8.8.8.8 mysub.cloudns.nz i get this : ; <<>> DiG 9.16.1-Ubuntu <<>> @8.8.8.8 mysub.cloudns.nz ; (1 server found) ;; global options: +cmd ;; connection timed ...
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VLESS XTLS Ubuntu 20.04 Server fails to hide Client's IP address

I am trying to set up VLESS and XTLS on a Server, but when I am connected, my Client IP is being exposed, instead of the Server IP. Maybe I am missing a basic config setting somewhere? Any pointers or ...
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Connect domain name with Linux VPS server ip using nginx

I have a VPS Linux (Ubuntu) server and I would like to connect a domain name with my server IP through nginx, but nginx does not work. I have checked the following: $ sudo systemctl reload nginx ...
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Virtualbox host only adapter interface doesn't get an IP - Oracle linux 8

I have configured 2 VM with Oracle Linux 8 on VirtualBox. Each VM: Adapter 1 - NAT , each has connectivity to the internet Adapter 2 - Host Only Adapter , Which doesn't shows a IP address! Each ...
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Batch Command to Search network Folder by date modified

I am attempting to find the most recent files in a network folder using a wild card. The code within the batch file is provided below. When the .bat file is executed it returns an error for /f %%f ...
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Windows 10 not opening network folders

As mentioned in the title, i can't acces my network folders on my PC. My PC is connected to the local network via WiFi and when i open my network in the explorer it shows the other computers, but i ...
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What are the benefits of 2.4 GHZ in WIFI AX when compared to 2.4 GHZ WIFI N?

If there are 40 to 60 IOT devices (less than 100 - 500 kbps mostly), is there any benefit of using 2.4 GHZ WIFI AX? Can someone please give detailed explanation of WIFI N vs WIFI AX with respect to 2....
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My computer is likely blocking my access to an IP Address on my local network. What is the best way to troubleshoot the block?

On my Win10 computer, I have Windows Defender and MalwareBytes running. Also on my network, I have a raspberry pi running octopi for my 3d printer. I can interact with octopi through a webpage which ...
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Why ipconfig shows NICs (Hyper-V) which arent in device manager and how to delete them?

when I run ipconfig /all I see adapters (created by Hyper-V) but they are NOT in device manager (Show hidden devices is ON) and they are NOT in Hyper-V virtual switch manager. I have 2 VMs. They are ...
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How to trace where packet is being dropped on the route?

I have a server address with both 443 and 80 ports open. I can connect to 80 just fine but 443 is being cut. I want to know where, at which point on the route, it is being dropped. How can I get this ...
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Ubuntu trunk forwarding or bridging between two physical linux interfaces eth0 and eth1 - OpenvSwitch or etc

I want to learn, if it is possible? and how to configure, a ARM based Ubuntu Server system as a bridge between two physical network interfaces to pass all Vlan trunk traffic through eth0 and eth1. ...
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Configure internet sharing dynamically from windows 11 to Ubuntu 22.04 on VM Workstation

I have the following scenario: I'm on a laptop that I normally use to go from meeting to meeting and in house... I normally use this laptop to present projects and developments. So as I go from here ...
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View ICMP settings with Command Window (CMD)

Short question: Is there a simple 1-line command in CMD, executed locally by a user on the host, which tells whether ICMP is allowed or blocked? Background: Some computers in the network are reachable ...
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How can I determine if a program that does not normally access the Internet is accessing the Internet

I need to know if a program accesses the Internet. I want to view a log to see if a program ever accesses the Internet while it is running. Preferably not having to watch a screen but rather look at a ...
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GlusterFS cluster in unknown state after mirror-link (bond) went offline

I'm currently running two GlusterFS servers that have two bonds. bond0 is connected directly to the other GlusterFS server via 2x 10 GE fiber (mirror-link) and bond1 is attached to the storage network ...
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Circumvent ISP Blocked HTTPS Port 443 [closed]

My Situation I am currently hosting a webapp on my server rig but I can only accept traffic on port 80, my ISP blocks port 443. I want to implement SSL, and I understand that SSL can be done on any ...
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Sharing Internet from Pc connected to Wifi to Ethernet to a router

I live in a building where to get Wifi you need to pay for a voucher code which works on a single device and stores its MAC for future auto connectivity. I thought i would get that voucher for my ...
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How to determine why via Starlink cannot access 67.208.88.200

I have recently obtained starlink and I have a purchased application roboform Roboform syncs passwords with the online site "online.roboform.com" but this does not work when connected via ...
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Can MacOS use home.arpa as a DNS search suffix? Mine is configured but MacOS seems to ignores it

My home DNS domain is home.arpa, and my Mac cannot resolve simple DNS hostnames (without domain), e.g. pc. However, it will resolve the fqdn just fine, e.g. pc.home.arpa. The domain home.arpa is ...
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Remove redundant DNS servers in Ubuntu 22.04

Ubuntu 22.04 Original: root@ubuntu:~# resolvectl Global Protocols: -LLMNR -mDNS -DNSOverTLS DNSSEC=no/unsupported resolv.conf mode: stub Link 2 (ens5) Current Scopes: DNS ...
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When i move Ap router to Main router then main Router not connecting in any device

My setup like i put my second router in AP mode and connect lan port to main router lan port....and give ap router ip 129.168.1.2....and both router ssid is different but password is same...and main ...
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Network address setup in VirtualBox when moving between a work environment with a “192.168.x.x” range and home where I use a “192.168.1.x” range?

At work we use RedHat Enterprise Linux 8. At work, the network is set to use 192.168.x.x addresses. And so our VirtualBox VM images are set to use this range of addresses. I brought my laptop at home ...
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Ubuntu forward external IP to internal IP

I have a server ubuntu with 2 external IP on eno1 like IP1 and IP2, and 2 bridge with ip 192.168.122.1 192.168.100.1 Both bridge use IP1, but I want redirect all traffic this way IP1 > 192.168.122....
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Wifi network with VPN tunnelling

I have a VPN that I use to connect to my office network. I would like to make a hotspot using my laptop so that every device in my room that is connected to the hotspot uses the VPN. That way I do not ...
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SSH key authentication fails with error "Failed publickey for phnxrc from [CLIENT IP] port 52036 ssh2"

NOTE: I've replaced all occurrences of the server's IP address with [SERVER IP] and all occurrences of the client's IP with [CLIENT IP]. I'm trying to get a key-based ssh connection between my Ubuntu ...
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raspberrypi hostapd not connecting to the internet itself

I was making an access point using my raspberry and hostapt, I followed the official guide on the raspberry pi foundation website and everything works fine, I can access my AP network and browse with ...
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pfSense and USB ethernet

I'm looking to build a pfSense box at home. It seems most ideal to locate a machine with dual ethernet, and designate them WAN and LAN. But I was wondering if it would make sense to use a machine I ...
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A cross-platform way to share a USB device over a network?

Our local Hackerspace has this obscure 3D printer that only has Windows drivers. We'd like to avoid running a Windows computer 24 hours a day, but having it plugged in to a Raspberry Pi would be OK. ...
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Prioritize SSH connections on saturated interfaces

I'm setting up a (headless) home server, but every time the network interface is saturated, SSH connections become unreliable. Ping latency is all over the place, sometimes even unreachable. Is there ...
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What is the best practice for assigning static IP addresses? [closed]

In my scenario, I would be assigning IP addresses to security cameras. I am wondering if I should assign a static IP address from the device itself, or have a static entry on my DHCP server with their ...
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Internet access via shared connection (Windows)

I have a Windows 11 PC sharing its (wireless LAN) Internet connection via an Ethernet adapter (192.168.137.1/24): Wireless LAN adapter WLAN: Connection-specific DNS Suffix . : router.local ...
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dmesg + what is the meaning of - tx_timeout and tx_timeout recovery

we have Hadoop cluster with data node machines - RHEL 7.2 on some machines we can see the messages as - tx_timeout and tx_timeout recovery the network configuration is with team not with bond ! [...
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Bandwidth from Linux to Linux (8Gbps) greater than from Linux to Windows(600Mbps)

On the one hand I am using a Nvidia Jetson Nano together with an Auvidea Carrier Board JNX30B and a 10Gbps network card (ASUS XG-C100C). On the other hand I am using a desktop computer equipped with ...
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pfSense VPN to Debian with NAT for DMZ

Current Situation Hello there, currently I have the following system running: A pfSense Firewall/Router with a dynamic public IP address and NAT on port 80 into my DMZ network. It also has dynDNS ...
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Synology NAS not accessible remotely after move. Possible firewall issue?

I am a remote administrator for a client who recently moved physical office locations. I'm having an issue with reconnecting back into the Synology NAS that they use for file store. From what they've ...
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Websites I'm hosting timing out for all devices on the same network as the server

I'm facing a bizarre issue where all devices on my home network that try to access a locally-hosted, publicly accessible website via its public IP / domain are timing out, but it works fine using the ...
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