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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DNS Server communication issue, timeout

I have set up a DNS server with both master and slave in Ubuntu 20.04.5. All the configurations are made properly. But when I am doing nslookup, it's giving the following error: ;; communications ...
Deeksha Chouksey's user avatar
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246 views

Google nest router auto setting to bridge mode

So I live in a shipping container and it’s my Xbox, pc tv etc have all been hard wired but for my phone and Nintendo switch I wanted to use wifi so I brought a google nest router but when I plug it in ...
Xotic Aqua's user avatar
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786 views

Flush DNS cache on Netgear r6220 router

I have a PC that used to have windows on it. After having it sit powered off for some months, I've resurrected it with an Ubuntu 22.04.1 install. When looking at the attached devices in my router (...
Jonathan Heady's user avatar
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How to remotely connect to a router which is behind an ISP provided modem?

I have ISP/Broadband Modem which provides internet. On its LAN port - I connected another Asus RT-AX88U router. Now on that Asus router, I enabled remote managing in order to connect to that router ...
Network-router's user avatar
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2 answers
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Network share (not shared folder) inaccessible from Ubuntu VirtualBox virtual machine vm to Windows

I've installed a Ubuntu 22.10 virtual machine on VirtualBox 7.0.4 running on Windows 10. I've also made a network share using nautilus-share extension. This is not a shared folders problem, since ...
Rd2023's user avatar
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Connecting two devices from different network

I have an IBM server running on static IPs. Lets say it is 192.168.70.100 with mask 255.255.255.0 And I have my laptop with IPv4 10.0.X.X with mask 255.255.0.0 (I did with DHCP, I wanna do this way if ...
DoniMlc's user avatar
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115 views

Google Search Queries Periodically Timeout

We are experiencing intermittent timeouts (Chrome error: ERR_CONNECTION_TIMED_OUT) and/or significantly delayed queries when attempting to search Google.com. When using Firefox, when the issue is ...
Jeff's user avatar
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Why am I unable to access a web-site from my laptop to the virtual machine?

I have the apache web server on the virtual machine inside my laptop. Its local IP address is 169.254.196.186. The VM has two adapters: 1. NAT, 2. Bridge Adapter. I can access the web page inside the ...
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450 views

Connecting to clients with same LAN IP Range on OpenVPN

We use OpenVPN under Windows to connect with Remote Desktop to servers in our clients, we share the same LAN subnet of 255.255.255.0, which means we're facing issues since attempting to connect while ...
gistix's user avatar
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trying to establish remote connection to home router (to perform Wake on Lan from this router)

sorry if such topic was already covered, but for now I could not find a solution. I'm trying to set up Wake on WAN - start my computer (I will call it PC1) - from a remote location over the internet (...
Louis's user avatar
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What would cause network traffic to spike in evenly distributed spurts?

This happens periodically, and I am looking into ways to monitor network traffic more closely, but it looks like my WAN2 (in) traffic bounces in almost perfect intervals, and at the same peak usage. ...
Dr_Xunil's user avatar
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ssh doesnt work with public ip address but just locally

I've a SSH server on my raspberry pi running on ubuntu. For a while I've used normally, then for some reason it stopped working with the public ip and when try to connect get this error: ssh: connect ...
van helsing's user avatar
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404 views

Always append a per link routing domain with NetworkManager to be used by systemd-resolved

I'm using a global DNS server with the routing domain ~. to make sure that DNS queries are not being leaked: # cat /etc/systemd/resolved.conf.d/dns.conf [Resolve] DNS=1.2.3.4#example.org DNSOverTLS=...
oktoberpaard's user avatar
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Not able to connect to remote VM on linux machine

I have developed an application in golang which is starting on 127.0.0.11:5051 of 101.45.41.78 linux machine. I want to call a **GET ** rest endpoint of this application from 101.45.41.85 i.e. another ...
Dishu's user avatar
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Setting up routing between 2 subnets

I have just bought a D-Link DGS-1510-28P smart switch and I can't figure out how to set up routing on it. It's probably a very simple issue but I guess I'm missing something:/ Here is the situation: I ...
Martijn's user avatar
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Can't share files of usb connected in router as router's admin page has no option to do it

When I open my router's admin page, it shows under the storage devices category that an external device is connected and also that it is not shared, but there is no option there to share its contents. ...
Saksham Kumar's user avatar
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SSH client connecting to WSL SSH server instead of underlining Windows SSH Server if I use loopback interface IP : 127.0.0.1

I am running SSH server on Windows machine and SSH server on WSL Linux distro on the same windows machine. If I do a SSH connection to loopback interface IP : 127.0.0.1, it connects to WSL Linux ...
Ram Charan's user avatar
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134 views

Automatic DHCP after Softether VPN Client starts via SystemD

Long story short: I have this SystemD unit for my Softether VPN client: [Unit] Description=SoftEther VPN Client After=network.target Wants=softethervpn-server.service [Service] Type=forking ExecStart=...
Ingwie Phoenix's user avatar
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Disabling MAC randomization makes connection to the Internet slower

I have two routers, the main connected to the internet in the living room (Router A),and a second one (Router B) in another room, connected to router A via a LAN cable. Router B has DHCP disabled. ...
psycoxer's user avatar
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354 views

Netcat connection not working both ways (Mac-Kali), connection refused

I was following this website in order to establish a netcat connection. I have a mac and a kali virtual machine. If from my mac I type nc -lv 1234 and from kali I type nc ip.of.my.mac 1234 then the ...
edamondo's user avatar
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Firmware unavailable for Netgate XG-7100

I'm stuck with the firmware version 2.4.5 on this XG-7100 firewall and it seems that whatever branch or guide from netgate or thread I follow I cannot make pfSense to see a new firmware. Current ...
andySF's user avatar
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Laptop semi-consistently DCs from internet despite ethernet connection

Laptop System information: CPU: I7-2670QM GPU: Geforce GT 630M Ram: 8gb Ethernet adapter: Broadcom Netlink Gigabyte Ethernet Modem/Router: NETGEAR Nighthawk Cable Modem WiFi Router Combo C7000|AC-...
Orionox's user avatar
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369 views

netstat shows ESTABLISHED connection between same ip:port pair

I am on Windows Server 2016 Standard. See netstat output below (IP replaced): C:\Users\user>netstat -an|findstr "55559" TCP 1.2.3.4:55559 1.2.3.4:55559 ESTABLISHED What does ...
cly's user avatar
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How do I run Ethernet off of a router connected to a DSL port

As the title suggests, I’ve grabbed a secondary router and plugged it in my room’s DSL port in hopes of getting an Ethernet connection out of it. Whenever its connected, the main router in my home ...
De_'s user avatar
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How to connect to routers inside Eve-ng from host machine?

I'm trying to learn Ansible using eve-ng, I only wanna test basic things first. So, I'm trying to ssh a router in eve-ng from the host machine. What I've tried is I tried to make the interface request ...
zettomon's user avatar
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2 answers
2k views

Windows firewall is blocking file sharing and ping

I am having trouble setting up file sharing on my Windows 11 PC. I have tried to set up the PC using the Network and Sharing Center (Network discovery is on, file and printer sharing is on). I have ...
jrclimer's user avatar
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1 answer
791 views

How ISP subnet works with public IP?

This is maybe a beginner question but I was wondering how ISP subnet works, if it's like a private local LAN. If my private IP is: 192.168.1.10 / subnet 255.255.255.0 / gateway 192.168.1.1, then I can ...
mikuzan's user avatar
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2 answers
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Setup a public server on my personal computer if port forwarding option is not available on the router

I want to create a portable server with raspberry pi or etc in which I just have to enter the wifi credentials or connect physically to the router and it auto-maps the internal IP and the external IP. ...
Subham Singh's user avatar
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122 views

Issue with network cable

We recently had a garden studio installed in our back garden and I asked them to lay a network cable (steel armoured) from the front of the house, where the main router is located, to the garden ...
am304's user avatar
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878 views

I get no HTTP or DNS traffic in wireshark

I am trying to analyze the traffic from a smartphone, through wireshark, but when I enter the HTTP or DNS filter, it shows nothing. The network I am analyzing is WPA2/PSK. I put the PSK key in ...
yellowdog's user avatar
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687 views

How can I create a virtual switch for VMs to use a different VLAN than my host Windows 10 Professional machine?

My host machine is plugged into a Unifi switch that has access to all my VLANs (configured in pfSense). My host machine is connected to the main/management LAN on 192.168.1.x. I am trying to configure ...
IMTheNachoMan's user avatar
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894 views

How to find out what is blocking inbound traffic on Windows when firewall is turned off

I have a personal Windows 10 Pro that I use for some C# development. When I test my ASP.NET Core app, I run it using Visual Studio (which in turn starts IIS Express). I needed to test how my app is ...
mikeyy's user avatar
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303 views

Is it possible to chain two vpn ( l2tp ) connections?

I have three computers, A, B, C (I installed windows server 2019 on them). PC C has access to the webpage D, PC A and B do not. I first dialed a vpn connection (l2tp) from A to B, then I dialed a vpn ...
iouvxz's user avatar
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1 answer
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I am not able to send an audio or video file in chat software (such as WhatsApp, etc.)

My question is about data transfer on the Internet... What is the difference between split packets by open-source software and TCP/IP structure on the internet for split(MTU fragmentation and sequence ...
hami zahedi's user avatar
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0 answers
207 views

Wifi disconnects 2.4Ghz at specific places, 5Ghz works fine

I have a Tenda AC1200 AX10 router set up in AP mode, it is connected to a Raspberry Pi running OpenWRT, which is in turn connected to two ISP routers using TP-Link UE300 Ethernet to USB Adapter. The ...
Akash's user avatar
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0 answers
1k views

Lower Windows Explorer timeout when looking for mapped network shares that are not available on the network

I have a Windows 10 Pro laptop that has some LAN network shares mapped to drive letters. When my laptop is not at home, Windows Explorer is very slow to open. I assume because it is trying to connect ...
IMTheNachoMan's user avatar
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1 answer
337 views

IPv6 Wireguard ULA Routing

I would like to route traffic between two devices when they're both on NAT connections. They are both connected to a wireguard VPN on a VPS, but they cannot ping each other. On their wireguard ...
liamdiprose's user avatar
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56 views

Is sharing vpn connection via another vpn connection possible or not?

So I have several PCs, I bought a vpn software(client) and it works great . now I want to share this vpn connection among all other PCs , this is what I've tried: 1, I installed windows server on PC A ...
iouvxz's user avatar
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1 answer
142 views

ISP switched me to Dual-Stack Lite, can't reach my network remotely with IPv6. Used to work with IPv4

I have a Raspberry Pi I use for TeamSpeak, I could simply connect to it. My ISP gifted me with Dual-Stack Lite taking away the IPv4 address I had. Is there a way for me to simply connect again to my ...
sleepy's user avatar
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2k views

Configuring ISP router (ZTE F660) in Bridge Mode

My ISP provided me with the ZTE F660 for their fiber line. I am willing to use my own router (Archer C6) in bridge mode and install OpenWRT on it. I looked around in settings and found this in WAN ...
Waail's user avatar
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648 views

Configure pfSense from LAN to WAN to LAN

I have a simple website running accessible from internet using port forwarding for 80 and 443. Now I noticed that I cannot access this website myself. The website is default only available for people ...
onknows's user avatar
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52 views

MacOS SSH client always wants to connect to same server

I have set up a new virtual server today, including PubKeyAuthentication and so on... If I now want to connect to other servers via SSH the client always wants to connect to one I was mainly working ...
lutzberlin's user avatar
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505 views

Home network: router + OpenVPN + wireless mesh

I've recently purchased a Wifi mesh to help improve coverage in my house. So far, it's working fine for everyone in the household for most situations. The only thing I'm having trouble with is trying ...
Matthew Groves's user avatar
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1 answer
496 views

How to access WSL files from Windows 11 task scheduler script

In .BAT file running from Task Scheduler task as administator user eriting to file Windows Subsystem for Linux drive using echo test >\\wsl.localhost\Debian\var\lib\postgresql\12\test throws error ...
Andrus's user avatar
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138 views

My internet connection seems do drop occasionally. How to debug it to identify the issue?

Sometimes the browser gives a DNS connection error and when I look at the connection stats it all has gone to 0. How can I investigate what's the problem? (where to look, what to do) I'm using Debian ...
Fernando César's user avatar
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78 views

Strange "Network 93" appears as an active network with internet access

I am using a Windows 11 PC, and I recently had something very strange happen with my home Wifi network. When I connected to my home Wifi network, in addition to the name of my home network appearing ...
Anthony K.'s user avatar
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0 answers
30 views

Router randomly stops responding to anything

My internet connection randomly stops working, and when it does, even 192.168.1.1 doesn't load. Both internet and router configuration either work fine, or none of them work at all. The PON light is ...
Chirag's user avatar
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1 answer
664 views

How can I get rid of one of the default gateways?

I have two default gateways on my virtual machine. Default Gateway: 172.31.144.1 172.25.16.1 Is there a way to get rid of one?
Sulekha Mohamoud omar's user avatar
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1 answer
765 views

Range extender with 2 almost identical mac addresses on the router

I hope it's the right section to post this question. On the wifi router I see 2 entries for my tp-link range extender with the same IP. One is with the correct MAC and I see the IP v4 and the IP v6. ...
solonely's user avatar
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0 answers
366 views

Access point has incredible slow speed

I set up 4G LTE network because I live in a village so there is no better solution. I have the router in the attic: ZTE NETBOX MF-258K. On the second floor speed of the Internet is good, I am ...
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