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networking

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netgear WNR2000v4 SquashFS read-only file system

I've made it this far in trying to get openWRT on my netgear WNR2000v4. I got telnet enabled, and downgraded the firmware to do that. I set up my tftp server to be able to send files. however, now, ...

1 answer

What should i use instead of eth0:1 if it is deprecated

usually i create /etc/sysconfig/network-scripts/ifcfg-eth0:1 and /etc/sysconfig/network-scripts/ifcfg-eth0:2 but i seen in internet that it is deprecated using eth0 :1 so what can i use to the VPS ...

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How to block all incoming request through one network interface?

Saying I have a linux server as a router from LAN to WAN. I don't want any incoming WAN request for safety issue. So how should I block all the incoming request through the WAN interface, but ...

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Find third and n-th level domains in a network

In this page an example about how domain naming works is provided. The second-level domain is utexas.edu, then some third and fourth level domains are listed, like computerstore.utexas.edu and ...

1 answers | 59 mins ago by BowPark on Super User superuser.com
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Query time mongoose occasionally taking 3-4 seconds

I've written a back end node server for a multiplayer game I'm developing and most of the time each request takes about 20-100ms to resolve. However, sometimes (Maybe 1 out of 50 requests) I will do ...

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loss of Internet traffic via network security device

I can't get any Internet traffic in bridge mode. I'm using network security device named "Shield" made by Itus Networks which went out of business. The device is based on a Cavium Octeon Dual-Core ...

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BIND9 will not resolve

For some reason when I do nslookup routeror nslookup KLAMESERVER for my router.Klamenick.com or KLAMESERVER.Klamenick.com internal domain, it always says: Server: 192.168.0.2 Address: ...

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How do I resolve hostnames on the local network in Linux Mint?

Nothing on Google, other questions on the stack websites or anywhere else seems to answer my question. Let's pretend that my Windows laptop is using the device name mylaptop. Other Windows' devices ...

23 answers

When is it appropriate to use UDP instead of TCP?

Since TCP guarantees packet delivery and thus can be considered "reliable", whereas UDP doesn't guarantee anything and packets can be lost. What would be the advantage of transmitting data using UDP ...

23 answers | 1 hour ago by Jeff L on Stack Overflow stackoverflow.com
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PLZ HELP !! connection to wifi network with my asus x205T

Hellow there i Have installed the ubuntu Linux on my Asus X205T, using un usb wifi, (every things gone ok) in the next step i tryed to install the wifi network driver (it's worked but 100%) wget ...

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can I have two different WiFi from different ISP's in the same house?

My home has an HP PC, an HP laptop and an iPad all accessing the same wifi. Is it possible to have wifi from a different isp also installed in the house, at the same time, for the use of the ...

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Why some websites don't work properly?

I have Asus RT-AC87U router connected to internet via Huawei E3372 USB modem. When connecting Huawei directly to my PC, everything works fine When connected via Asus router AND using VPN, everything ...

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New virtual interface for second set of DNS servers

I want to create a new virtual network interface within Windows that uses the same gateway as the physical adapter, but with different DNS servers (for a DNS proxy service) and use this as a priority ...

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what makes ping high?

We've got a slowish broadband non fibre connection c. 10mbps up, 1mbps down. It should be ok for everyday browsing for 1 or 2 people but we are trying to use it for 5 people at once all syncing large ...

1 answers | 2 hours ago by sam on Super User superuser.com
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OpenVPN windows TLS handshake failed - network interface numbers changed

I've followed this tutorial to get a VPN running on a windows 7 machine. Made forwarding rules on my firewall (software and hardware) and even connected successfully! with two computers at a remote ...

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Lego Mindstorms EV3 software cannot find brick via WiFi

My Lego Mindstorms EV3 software cannot find the EV3 brick via WiFi. The strange thing is, it works in a fresh install of (X)Ubuntu in Virtualbox on this computer, same version. I think the problem ...

1 answer

Who calls /etc/init.d/networking

Since this script is used to bring up/down network interfaces. I looked through files under /etc but could not find any script called it. So how the network interfaces are brought up on booting?

1 answers | 3 hours ago by PRC on Ask Ubuntu askubuntu.com
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14.04 LTS: Mobile broadband “connected” but network unavailable

As of a software update 2-3 days ago (let's say after May 1 but before May 5), network via broadband doesn't work. Connecting to mobile broadband lights up the correct LEDs on the dongle. ifconfig ...

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How to release an IP address and renew from the commandline?

I am using modern versions of Ubuntu that use network-manager, and I would like release and renew my network settings through the commandline. In the olden days when Ubuntu used the interfaces file, ...

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Bypass “302 Found” ISP redirecton

I was goofing around with a usb broadband modem(sim card modem) I used a sim card with no current subscribed data plan.On opening google.com I was redirected to the "Buy A data plan Page"(Page to buy ...

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Unable to find traffic for specific device w/ Wireshark (over Wi-Fi)

I have a device communicating with a TCP server running on my machine. My machine is normally connected to the network via ethernet, however I also have a wireless adapter that I can use to connect to ...

1 answer

How does Google bypass IP routing?

At the Google Public DNS Performance Benefits page, they claim In Google Public DNS, we have implemented several approaches to speeding up DNS lookup times. Some of these approaches are fairly ...

1 answers | 4 hours ago by Jader Dias on Super User superuser.com
1 answer

Traffic from within Docker containers routing incorrectly— traffic from Docker host routes correctly

I'm seeing a weird problem where traffic originating from within a Docker container located on a VM in the Google Cloud in europe-west1 and destined for a UK company based in Amazon's Cloudfront is ...

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Bridging Android emlator to wifi on OSX

I have an app that communicates using UDP that works fine on a device on the same network. It won't work on the Android Emulator because of routing. I want to bridge (not route) the Android emulator ...

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No network access over OpenVPN

I was using OpenVPN-NL on a new Windows 10 machine for a while and it was working fine. Since yesterday, I can connect to the server but there is no network access whatsoever. I can not even ping ...

1 answer

debian networking does not restart properly

I have a Debian 8 machine, where I've configured two VLAN interfaces in /etc/network/interfaces. Now I've deconfigured it (deleted information from interfaces file), restarted networking, and now it ...

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Unable to find traffic for specific device w/ Wireshark (over Wi-Fi)

I have a device communicating with a TCP server running on my machine. My machine is normally connected to the network via ethernet, however I also have a wireless adapter that I can use to connect to ...

1 answer

RPi 3 SSH error- Destination host unreachable on Kali Linux

I got my Raspberry Pi 3 Model B shipped recently. As I don't have any HDMI display, I ran to my neighbor's house to test my Pi. I used the memory card provided with the kit which had NOOBS ...

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Can't connect to local server from other devices (connected via wifi) when the server is connected via wifi

There is home network: 192.168.1.0/24, default gateway 192.168.1.1 (DHCP) There is a web server which is running on a host, lets call the host "server". There are several devices which are connected ...

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KDE5 Not Connecting to L2TP VPN

KDE is refusing to allow me to connect to the server, saying that org.freedesktop.NetworkManager.l2tp is not installed. Logfile: May 5 11:54:12 BlackHawk NetworkManager[7978]: <info> ...

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