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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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Brother MFC-L2700DW does not print from Ubuntu 16.4 LTS

I have a Brother MFC-L2700DW. I am trying to set it up on my Linux Ubuntu 16.4. I have installed the driver, and the printer appears in settings. It is also connected via my wireless router, and I can ...
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2answers
40 views

How does a modem “know” what to listen to?

I am most likely looking at this in the wrong way, but I hope for clarification. Let's say, for example, my computer sends a request to another computer on a separate LAN and house. So the data would,...
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Some home devices won't connect to the Internet unless the router is restarted

I've been using the CBN CH7466CE router provided by Vodafone for more than 2 years now. The router normally serves 2 phones (iOS and Android), 3 laptops (2x macOS, 1x Windows), and a smart-tv. Since I ...
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Prevent DNSMasq from forwarding host names to external DNS

I have configured DNSMasq to serve as the DNS for my local network. However, I have also connected some of my client machines to a VPN. When trying to resolve hostnames across the VPN, an external DNS ...
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1answer
14 views

Cannot access server on Virtual Box from the host?

I am running Ubuntu 18.04.1 in Virtual Box on MacOS. I setup a localhost server in Ubuntu using Python Flask running on http://127.0.0.1:5000/ I am trying to access this localhost from my Mac, but can’...
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Why are speedtest.net results limited to <300 Mbps on Mozilla Firefox but not on Google Chrome?

Speedtest.net results using Google Chrome are consistently 700+ Mbps. No matter what I do I can’t get Mozilla Firefox to go over 300 Mbps. I get the same results with Waterfox and Pale Moon and get ...
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RDP internal error when connecting through VPN and LAN but through WAN works fine

Here's my setup. 2 Telus ADSL Connections at 2 seperate locations Location 1 has a dsl modem and a TP-Link HL-R600VPN v4 (or whatever the latest is) Location 2 has an actiontec3200M and a TP-Link HL-...
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Network Connections: Cannot Load Dialog. Error 623: The system could not find the phone book entry for this connection

A few months back I tried using a VPN to access my school's software through a virtual machine. It looks like this is no longer possible so I removed the connection, but I'm always getting the error ...
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1answer
28 views

Check who has accessed my drive via a network C$ share in Windows?

Can you please advise if there is an option to check who has accessed my local C: drive in Windows over C$ network share (I know admins can do that) My PC is in domain
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How to display the Image Filename, TFTP server address ADSL [on hold]

Guys tell me step by step : how Get my [ISP] TFTP server IP address and Download Image file from ISP`s TFTP server , to get faster internet
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1answer
44 views

Windows 7 how to do simple traceroute with ping? [duplicate]

On mac, I can do this: > ping -DRo computerhope.com https://apple.stackexchange.com/questions/125068/is-there-an-equivalent-utility-to-linuxs-tracepath-for-os-x And it will basically do a simple ...
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1answer
12 views

How do I get tracepath (not traceroute) for cygwin?

I need the tracepath utility (not traceroute) on my Windows 7 cygwin. "The main difference between the two is that you need to be a superuser on a Linux computer to use traceroute, whereas tracepath ...
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2answers
34 views

1 computer, 2 NICs, 2 public static IP adresses

My home desktop computer has two NICs. I use one for my personal internet needs, and plan to use the other one somewhat unconventionally. I'm going to create a SOCKS/VPN server on a virtual machine, ...
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23 views

Why are Mozilla Firefox speedtest results consistently <300 Mbps when Google Chrome is >700 Mbps?

Speedtest.net results using Google Chrome are consistently 700+ Mbps, but no matter what I do I can’t get Firefox to go over 300 Mbps (connecting to the same server). I get the same results with ...
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0answers
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Which kinds of Wi-Fi networks cause Windows to automatically uncheck the “Automatically Connect” checkbox within the Network and Sharing Center?

When connecting to certain Wi-Fi networks (mainly in public places or when performing the initial setup of a wireless-based device), I've noticed that the "Connect Automatically" checkbox is ...
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1answer
27 views

I want my raspberry pi 3 b to automatically connect to a wireless network via antenna

I want my raspberry pi 3 b to automatically connect to a wireless network via antenna (not with integrated one), the interface is wlan1. I want to do this only via terminal. Is there a wpa_supplicant ...
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0answers
18 views

What happens when trying to access desktops via UNC that have the same Computer Name?

Consider the following: I have a WLAN network that has two separate Windows-based machines connected - both with a computer name of "Desktop" (set within Computer properties) Whilst both having the ...
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1answer
25 views

Maintaining source IP while forwarding port from one host to another, but there is a small issue

I am using this tunnel approach: https://superuser.com/a/1357450/972858 to forward a port N from x.x.x.x to y.y.y.y. Its working perfectly and destination y.y.y.y is able to see the actual source IP ...
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1answer
15 views

Can't forward internet via to wlan via eth | iptables restore command not working

I have a NanoPi M1 Plus device with Ubuntu OS in it which I am using it as a router. The device is getting the internet via ethernet cable (eth0 interface) and the WiFi AP is provided via interface ...
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1answer
29 views

When is the session id/authentication token generated when accessing certain sites?

The question title doesn't do a very good job at explaining what exactly my question is, so I'll elaborate: When accessing most websites (in this question I'll just use twitter.com as an example), ...
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Wifi stops working 2 mins after startup; must manually disconnect and reconnect to work every time (Windows 10)

I am using Windows 10, and my Wifi has never given me any problems until a forced update about 3 weeks ago. Ever since then, when the computer boots up, the internet would work for about 2 minutes, ...
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0answers
10 views

Networking: Reject forwarding to specific network in OpenWrt

I'm in a situation where I need to restrict my OpenWrt router access to a specific WWAN network. However, due to other unsolvable issues, the interface is recognized as a wired interface, so it doesn'...
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23 views

Subnet masks to separate out modem LAN (10.0.0.*) from the internet for OpenVPN

Im trying to run all requests to "the internet" through the VPN EXCEPT for my LAN requests. I THINK I need two rules for openVPN to separate out: Local traffic anything from 10.0.0.0 to 10.0.0.255. ...
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1answer
14 views

SSHing into a RasPi while an openVPN connection is active for all IPs not within the local 10.0.0.* network

I would like to be able to SSH into my raspi; which I can do so over the wlan0 interface if it simplifies things. All other connections Id like to be routed through an openvpn connection at interface ...
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0answers
4 views

Cisco AnyConnect: pause connection, or give it lower priority than other vpns

I have to use 2 vpns at work: To access clients network - which has git server inside. It can only be accessed from inside network, and not the internet. It uses simple vpn. To access corporate ...
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0answers
15 views

How can I view data usage on my home network? [duplicate]

My ISP has a 1TB cap on my usage and we nearly hit that cap or go over each month. I want to be able to see some data on this so I can see what is using the data and what the device/network is calling ...
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1answer
18 views

Port forwarding on router that has vpn client enabled

Is it possible to access device in local network from outside the network (over internet) while router on which that device is connected has openvpn client enabled? Router is Asus AC55U Edit: One ...
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0answers
29 views

Networking between Subnets

i have been trying to connect a local subnet to another subnet. Router 1: 137.226.189.1 Router 2: 192.168.1.1 Only a connection from 192.168.1.228 (PC1) to 137.226.189.42 (PC2) and back is needed ...
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1answer
19 views

not bound port listening

Here is what netstat shows: Proto Recv-Q Send-Q Local Address Foreign Address State User Inode PID/Program name tcp 0 0 127.0.0.1:631 0....
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Raspbian: eth0 keeps IP address when ethernet cable unplugged

When I boot up my Raspberry PI running Raspbian 9 while it's connected to ethernet, eth0 is not seen as disconnected when I unplug the device. So if I do ifconfig after boot (with wired connection) ...
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1answer
52 views

Have static IP. why is my ip showing router ip

I have a block of static IP addresses from my ISP (Centurylink). The block is 8 IPs, 5 of which are usable. Lets say x.x.x.0 - Network Reserved x.x.x.1 - Assignable x.x.x.2 - Assignable x.x.x.3 - ...
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28 views

Can't connect to L2TP VPN [on hold]

Except that my other people can't connect to the L2TP vpn server, only my mac can connect,no firewall rules are set. The error message is as follows: 2018-12-12 17:16:07.807 IPsec Client 7 (192.168....
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Secondary D-Link DIR 600 Connects via Ethernet, but not via Wireless

I'm running an old D-Link DIR 600 v. B2 as a secondary router for a VPN connection. I'm in the Philippines and my primary router is a cellular router called a SmartBro LTE Home. It has a single ...
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0answers
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Mount NAS on Boot (WDCloud EX2)

I have a WDCloud( EX2 ) NAS for several years, which works fine with MAC os and Windows 7- via Wifi and LAN. Now- I have an i5 with 8GB, 1000MB LAN connected to network, installed with fresh copy of ...
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dhclient cloud-init /var/tmp process

There's a process that's running that I'm trying to investigate why its running and what its doing. The server is a Linux Ubuntu server running on AWS. Running 16.04. The process in question is: ...
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Two Ubiquiti UniFi WAP on same network, Windows 10 /only/ connecting to WAP on other side of apartment

I am at my wits' end here with this WAP issue. We have two Ubiquiti UniFi WAPs in our apartment and until quite recently my laptop has been connecting to the one that is 5 feet above it on the ceiling....
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31 views

DTLS handshake failed: Resource temporarily unavailable, try again

I use openconnect to connect to workplace's network. When I connect, the connection is good and then it suddenly drops with the following trace. With this the internet connection from my router also ...
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2answers
31 views

nmap + how to detected all machines IP's with range for example 10.64.*.*

How to verify the range of all machines with nmap within IP class 10.64.*.* For example we tried nmap -sn 10.64.*.0/24 | grep redhat in order to capture all machines with redhat name that have ...
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3answers
24 views

How to connect IP network to remote outbuilding

At my lakehome I have a great Internet connection with both wired and wireless devices. And I also have a garage some distance from the house that I want to build an office into with a wired ...
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1answer
23 views

Connecting multiple computers in one router ethernet port versus connecting multiple computers in multiple ethernet ports

My local network has 3 computers connected to a single router ethernet port, through a switch. When one computer opens and in the other computer someone is already playing online games, the game lags ...
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2answers
43 views

Does Microsoft WSL have full support for network and devices?

I have been testing Microsoft's Windows Subsystem for Linux (WSL) which is available on the Windows Store. Does WSL have full support for networking and devices? For instance, can I expect commands ...
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0answers
51 views
+50

How to fix a Wifi Hotspot connection type?

I am using my android phone as wifi hotspot. Each day when I start my wifi hotspot in my mobile, it creates a new connection and then it connects with my laptop's wifi connection. Each day I need to ...
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1answer
34 views

Local DNS to resolve intranet address

My question is: I have a Windows 7 PC connected to Intranet, with DNS and everything is working normal. (Using wireless connection). I want to install DNS server on this PC, working on Ethernet ...
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1answer
23 views

Looking to tunnel Chrome traffic on Azure VM via my local mobile data dongle

As the title stated, I'm looking to tunnel Chrome traffic on an Azure VM via my local mobile data dongle. I'd basically like to be able to control the external IP address of the web browser. Is this ...
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0answers
16 views

AV1200 Powerline Starter Kit

I've been using this powerline adapter for a while now and just recently in the past few days my network connection completely drops and won't connect again unless I pair them back up. I wondered what ...
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0answers
45 views

Hardware requirements to receive and store 100 MegaBytes/sec [on hold]

What are the hardware requirements to be able to save up to 100 MB/s (megabytes/second) of UDP-packets coming over a local gigabit network? I have the following setup: 1 device sending up to 90 ...
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2answers
60 views

Improve speed between two PCs on Wifi by directly connecting with single Ethernet cable

I have a wifi network at home with multiple devices connected for internet and also for filesharing with SMB. Two PCs on the network are physically very close to each other. Is it possible to directly ...
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2answers
25 views

Point to Point connection over regular internet

I was wondering if this is possible. Looking to connect PC1 to PC2 over regular internet, but for both of them to look like they are on the same ip network (192.168.1.xxx). When I say regular ...
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4answers
118 views

Computer ports like 22, 25, 80, 443 and 3306, are they of the motherboard or of the operating system?

As far as I know as of 2018 some of the 65535 available ports has at least one of what's called a "port proto"; I know 2 such protocols; TCP and UDP, while TCP is the mainly used one. If I'm not ...
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OpenVPN - Connecting laptop to home device with an Android phone client and Raspberry Pi server

I have an OpenVPN server(default setup from pivpn) running on a Raspberry Pi 2 and an analytics device on the same network that I cannot modify. I also have a rooted Android phone with the "OpenVPN ...