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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Connect to Raspberry Pi Using Android Phone as Wireless Card

I want to connect to my Pi from a remote device using the wireless hotspot provided by my Android phone. Below is the network configuration: Pi<->192.168.42.112<->192.168.42.129<->Phone<->...
0 votes
0 answers
66 views

Establish connection between PC and Mac

I have a Windows PC which hosts all my important media and photos. I also recently bought a Macbook Pro. The former connects to the university network via Ethernet, and the latter via WiFi. I should ...
-2 votes
1 answer
24 views

Fibre Installation [closed]

In my home I have a 3com baseline switch in the attic with Broadband entering the living room then running over cat 6 to the attic. I am looking to upgrade this to Fibre with the future support of ...
2 votes
1 answer
3k views

What are the advantages of a patch panel at home?

I am installing a patch panel and a switch at home. I have been reading about patch panels and I honestly can't see a good enough reason to go to the trouble. Yes it makes wiring a bit neater and ...
1 vote
0 answers
692 views

How to remove conntrack modules?

I tried to remove conntrack modules by conntrack -D but it is not removed. The list of contracks that I want to remove is : # conntrack -L |grep 192.168.2.210 tcp 6 1 LAST_ACK src=192.168.2....
0 votes
0 answers
43 views

Why is my NAS intercepting external requests?

I've trying to host a webpage on my local computer. I've got a NAS on my LAN at 192.168.0.8, and my PC is on 192.168.0.2. My router is set up to direct all external requests to 192.168.0.2. However, ...
1 vote
0 answers
41 views

Find useful information about device on VLAN

So here's my situation: I work for a company with 600+ locations that are all over the US. I work at the central office and all the locations are connected on a single VLAN. I'm responsible for ...
0 votes
1 answer
420 views

Setup vpn for Chrome or Firefox

I have a VPN account, I can setup it for the operating system, but I only want one of my browser to use the vpn, not other software. So, is it possible to setup vpn in Chrome or Firefox using my vpn ...
5 votes
2 answers
20k views

Can't resolve hostnames over LAN

Occasionally our LAN stops resolving host names. We have no idea why this happens. How can we diagnose these issues? We have two routers. One is connected to the internet (via a fiber modem). The ...
0 votes
2 answers
1k views

wifi watchdog batch file or utility?

I am running an old windows 7 system on wifi that I remotely access to monitor. The problem is that the wifi is unpredictable (due to odd router issues) and I need this system to be online at any ...
1 vote
0 answers
259 views

Windows 10 allow connection to unknown network w/o intervention

We pre-configure a miniPC (NUC type device, Beelink M1 specifically although I don't think the device itself is relevant) to access equipment remotely at customer's sites, it uses Windows 10 Home ...
0 votes
0 answers
285 views

Configure routing so LAN connections go through wifi and WAN through modem

I have to configure my machine, so that packets for local machines (in the 192.168.. subnet) go through my wireless network, and WAN connections (any other IP address), go through modem. Consider ...
3 votes
3 answers
7k views

Windows 7 with two network cards doesn't route traffic

I have simple task to do: I have wni7 with two nics.I want to connect another comp(osx) to win7 through second nic to connect it to internet. I already changed the registry. Win7 interface with 192....
1 vote
1 answer
2k views

Hyper-V Virtual Switch Broke my Network Card

What I did: Activated Hyper-V (Enable Virtualisation / Enable Hyper-V Feature ect.) Downloaded the Fedora iso 64bit Created Hyper-V VM and Installed Fedora Created a Virtual Switch for my VM Decided ...
0 votes
2 answers
2k views

Can Telnet connect to a path?

I'm being told that I should expect to be able to telnet to an address in the form subdomain.domain.tld/path. This seems like an odd "host" for telnet to accept. Is there particular flags or something ...
0 votes
1 answer
361 views

Weird VPN Connection Issues

I am currently using the latest version of Windows 10. I have been using Tunnel Bear to encrypt my data while browsing the web for some time now. Recently however, when I turn tunnel bear on, no ...
44 votes
4 answers
14k views

How does a router obtain its IP address?

So let's assume I connect a secondary router to my first. An Ethernet cable from one of the LAN ports to the secondary router's WAN. Now, how does my secondary router actual obtain its IP address? ...
1 vote
3 answers
327 views

This computer has an IP address conflict with another computer

Does anyone have an idea how to get rid of the error message that says that my PC has an i.p. address conflict?
1 vote
0 answers
290 views

Cannot Forward Port 22 to Local Machine

Cross-Posted from askubuntu on the recommendation of a user there. I am having trouble setting up my server running Ubuntu 16.04. I have installed openssh, set up my router to forward port 22 to the ...
0 votes
1 answer
2k views

how to stop conntrack sessions

I have router with linux system based. I have the related SDK to customize the linux system of the router. When I disable a port forwarding from iptables rules, the running conntrack sessions do not ...
1 vote
1 answer
351 views

Why a file download fast via Ethernet / from Wifi but slow upload to another pc?

I try to transfer a network video in windows 10 but something curious comes up: I can download via Ethernet cable from the pc with Wifi at an average speed of 6 MBps but when trying to upload a file ...
0 votes
0 answers
556 views

Can't access my remote ftp server anymore

I'm running win 10 and I tried setting up my ftp server that could be visited from outside of my local network. I did exactly how it said in this tutorial. and it worked fine. I was able to connect ...
37 votes
6 answers
11k views

Can Internet speed decrease the further away a certain (server in a) country is from you?

Is there a general rule of thumb, per how many thousands km your Internet speed can naturally decrease and by how much? Something like "10 Mbit/s per 1000 km". (I've got from this SE answer that ...
0 votes
0 answers
26 views

Generic way to isolate faulty component (app / router) on non-working UPnP port forwarding

I have had trouble finding a guide for how to isolate problems with UPnP port-forwarding. I currently have access to Ubuntu 17.10 beta2 for troubleshooting. My problem is that I have a Plex Server on ...
1 vote
4 answers
27k views

Can't access my ddwrt router web interface from local wired connection

I'm facing a weird issue: I can't access my ddwrt router web interface (192.168.1.1) from local wired connection, but I do can access it from a wifi connection (in the same subnet). Also, I can access ...
2 votes
1 answer
419 views

How do I forward my subdomain to my Minecraft server?

Disclaimer: The web addresses in this question are pseudonyms. I recently set up Minecraft server (with port forwarding) and I was using a No-IP domain for it (foo.sytes.net.) I purchased a domain ...
2 votes
3 answers
6k views

How to change my DNS server provider permanently?

I want to change my DNS nameserver to GoogleDNS on fedora 25. I edited /etc/resolv.conf from search fritz.box nameserver 192.168.1.1 to nameserver 8.8.8.8 nameserver 8.8.8.4 But if I reconnect to ...
4 votes
3 answers
42k views

Can't enable Microsoft Network Adaptor Multiplexor Protocol after Windows 10 Upgrade

After I upgraded my laptop from Windows 8.1 to Windows 10, my network connectivity was gone because all protocols were unchecked in the adapter settings. When I went to go turn them all back on, I ...
10 votes
4 answers
66k views

Redirect to default homepage in a Wifi Network

Is there a way to set a default homepage for a Wifi Network, maybe tweaking the router configuration? My router is TP-Link TL-WR541G. I mean, when someone just connects to the wifi and first open the ...
0 votes
0 answers
178 views

My ISP backbone is unstable. How can I route my traffic around this?

I am situated in China and I am experiencing really unstable speed to my VPN. This is the results of mtr I see that the problematic nodes are 59.43.130.122, 59.43.181.186 and 203.100.48.62. After ...
1 vote
0 answers
2k views

Setting up MACVLAN - Ubuntu Server and a Repotect RP1008W Web Smart Swtich

I have a big problem - my ISP won't let me do IP Aliasing, and will use only DHCP to assign statically IP's, so I have to resort to MACVLAN to set up multiple virtual interfaces, each with its own ...
2 votes
1 answer
25k views

How to configure 2nd network card for use in VMWare Workstation?

I am using VMWare Workstation 6.5, connected to my network with a bridged adapter so that the virtual machine OS (Windows XP) has its own IP address. This just worked out of the box. Now my host ...
0 votes
1 answer
324 views

Does a DNS server contain HTML objects?

Does a DNS server contain HTML object files that are requested from an end user? I know that DNS servers house IP addresses that correlate to a canonical host name (because canonical host names are ...
2 votes
2 answers
12k views

How do I extract the IPv4 IP Addresses from the output of ipconfig, and then filter it so that my output only includes a list of the IP addresses?

How do I extract the IPv4 IP Address from the output of ipconfig I read through this post and it was very helpful. I was just wondering if the is a way I can extract only the IP Addresses (xxx.xxx....
4 votes
3 answers
5k views

Is there a way to share the guest OS Internet connection with the host OS with in VMware?

I have an USB Wi-Fi board without drivers for Mac OS X 10.8 (Mountain Lion). Sometimes I have to connect to the Internet using the external board and need to pass the Ubuntu Internet connection ...
0 votes
0 answers
87 views

Windows 10: Small office network issues

Introduction Hello Superusers, Kaboom here with a bit of a pickle for you. I work in a small office that has a bunch of PC's in place running windows 10 (some pro, some home, bleh) and they have a ...
0 votes
1 answer
165 views

Starting Ubuntu dnsmasq DNS server with custom options

How to start Ubuntu dnsmasq DNS server with custom options? I simply started it as: dnsmasq --log-async --log-queries However, I can't access google drive any more: This site can’t be reached ...
3 votes
0 answers
3k views

DNS solution for LAN or local home network

This is about how to provide a total solution for a local home network -- I've found a good one here about dnsmasq configuration. I managed to use the above article to have dnsmasq server set up ...
3 votes
1 answer
5k views

How to remove a ghost connection in the task manager?

After disabling most of my connections (all except one actually) I am surprised to go to the task manager, network tab and see two connections there. Picture of the connections in control panel: ...
1 vote
1 answer
1k views

Is it possible to use DNSCrypt and simple-adblock together on a LEDE router?

I'm running a router loaded with LEDE. DNSCrypt works so far, but I want to add Simple Adblock to replace my browser-based ad-blocking. Is this possible?
0 votes
1 answer
185 views

VMWare and the host machine

I am setting up a home lab for studying network infrastructure and user right management. I dont know if I should use a Linux or Windows 7 or Windows Server 2008 R2 to run the VMWare Workstation on ...
0 votes
2 answers
2k views

FreeBSD 8.1 on VMWare Networking

I have installed FreeBSD 8.1 on a VM and I can't seem to get the network connection working. I get to the networking part of the installation and it first checks for IPv6 support and then checks for ...
1 vote
4 answers
8k views

No compatible network card

Motherboard: Asus K8N-E Deluxe with onboard NIC (nVidia nForce) Secondary NIC: I've tried using a standard NIC (Device Manager displays this as D-Link DFE-538TX 10/100, but under manufacturer in the ...
1 vote
0 answers
485 views

Can I extend multiple networks over the same VPN connection?

I would like to be able to extend multiple networks between different physical locations without having to run a separate VPN connection for each network. Here's my example: VPN Network is 192.168.1....
0 votes
1 answer
965 views

Windows 7 hosted network use one adapter to receive and second adapter to create hostednetwork

Is it possible to use one WiFi adapter just for connecting to router to catch the WiFi. Then, use the 2nd adapter to create hosted network in windows? The following commands do not seem to have an ...
0 votes
1 answer
169 views

Is it possible to wire my house with a cat. 6 cable through a one inch conduit pipe

I have 10 rooms across three floors in my house and i want an Ethernet connection in all of them. Problem is, there is only a 1 inch conduit pipe going through the walls and i can fit maybe 2-3 wires ...
3 votes
3 answers
3k views

Why aren't public IP addresses always displayed with their subnet mask?

I've been told that a public ip address without its corresponding subnet mask is meaningless, because one couldn't know how to split the network id from the host id, which makes total sense to me. ...
0 votes
1 answer
460 views

Server-Client in One Computer

I am starting to learn computer networks. I have some questions about server-client. Is it possible for one computer to be a client and server at the same time?I read somewhere you can use XAMPP to ...
0 votes
3 answers
3k views

Cant connect to the router/Connection refused

I found today my older router "FritzBox" (Fon Wlan 7390). I searched the web for some things i could do with my router, then I found that I can use it with my new newer "Fritzbox" and use the old as ...
0 votes
1 answer
33 views

Does a PC with many NICs can create vulnerabilities for each network to which it is connected?

I wonder if installing 2 more (USB to Ethernet) NICs to my PC can be risky if I need that only my PC can access to the three networks, and no any other host in these networks... Could my PC act like a ...

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