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Ubuntu 14.04, /etc/hosts file entries not working and referring to wrong ip

I am on Ubuntu 14.04 LTS, I have added few host machines to the file /etc/hosts as below: 192.168.2.12 machine1 192.168.2.13 machine2 192.168.2.14 machine3 This machines are in the same network and I ...

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Motorola sbg6580 not using ip reservation

I've had this modem/router for some time with my Comcast service. I often need to access my home computer when traveling via vnc. I setup an ip reservation, but the router doesn't often use it. ...

2 answers

Host cannot reach guest via VirtualBox host-only network

In VirtualBox on Windows, I have a guest running Ubuntu Server, with the apache2 and openssh-server services running. The configuration file /etc/network/interfaces gives it a static IP of ...

2 answers | 1 hour ago by Martin on Super User superuser.com
3 answers

how to change interface ip in ifconfig with /etc/network/interfaces

Hi everybody when modifiying /etc/network/interfaces, saving it and then executing ifconfig i can't see the modification i made..for example here is part of my /etc/network/interfaces: auto wlan1 ...

3 answers | 2 hours ago by user2478348 on Server Fault serverfault.com
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Virtual Network Security Group Azure - Opening the ports

I am setting up a Hortonworks Data Platform cluster on Azure. In azure, all the machines of the cluster have the same PUBLIC VIRTUAL IP (VIP) ADDRESS and unique internal IP address. On a vm of the ...

1 answer

How to Assign Public IP to a device plugged into the LAN port of a Wifi Router

I have these two public IPs from my ISP. As an example, let's say the two IPs are: XXX.XXX.XXX.180 and XXX.XXX.XXX.181. They are on the same range and right next to each other When I access the GUI ...

1 answer

Bringing the xenbr0 interface up on XEN under Ubuntu 8.04

I installed XEN on Ubuntu 8.04 using this tutorial but after I reboot with the XEN kernel, I don't have xenbr0 device. I see that network-bridge script runs and it creates peth0 device, but not ...

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Setting up bridged adapter for Arch guest, Windows host

I've tried many things that I've found online but I'm stumped. I'm using VirtualBox, my guest OS is Arch, kernel version 4.4.1-2, my host is Windows 10. When I set it to have NAT adapter, I get it ...

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Lose internet intermittently on my Mac

I have a Mac which I was given by the company I work for. When I'm home I very frequently lose my internet connection meaning that I can only ping my router but nothing else in outside world. I ...

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Allow port arbitrary port (such as 5432) open on El Capitan.

I'm running vagrant and successfully port forwarding from there. My issue is that some ports are not running. I know vagrant is working because I can successfully forward port 80, but cannot forward ...

3 answers

Unable to join game using WiFi connection?

My brothers and I have three devices running Android; a Motorola XT980, an Alcatel Touch and a tablet, connected via WiFi. We all run Minecraft PE v0.8.0 and have no problems joining games with any ...

2 answers

Will a slow upload rate have a negative impact on VPN usage?

Will my slow upload speed (1MBit cap on my fiber line) significantly reduce the performance of my connection over a VPN? I'm in mainland China and am considering getting a VPS server in Hong Kong ...

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Ubuntu 14.04 LTS Keeps disconnecting (Wifi)

I have a problem of where every once in a while Ubuntu seems to disconnect from my wifi Network. Then when I click to reconnect it just stalls and never does. I've tried the solution posted here, but ...

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Pi can't find Wifi Dongle Upon Turning On/ Rebooting/Ifup

I'm having lots of trouble getting my Raspberry Pi wlan*'s to work. I already have several Raspberry Pi 2's that work perfectly with the exact arrangement I'm about to describe, but this one I just ...

1 answer

Ubuntu 15.04 with win xp on virtualbox

i'm using Ubuntu 15.04 64 bit and windows xp in virtual box. The virtualization start but in windows xp there is no connection. In ubuntu i'm using the ethernet connection from Vodafone Station. The ...

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iOs7 onwards is it possible to develop iphone app with basic network management

This is will my 1st iPhone app which i'm trying to develop using swift. I want to monitor devices connected to my home router and see how much bandwidth each devices connected to it is using. My 1st ...

1 answer

No ethernet on Ubuntu 14.04 LTS

My ethernet has stopped working, leaving me with wireless only: This seems to be a common problem but I have yet to find a fix. Standard diagnostics $ ifconfig -a eth0 Link encap:Ethernet ...

1 answer

Share my Windows 7 C folder with another Ubuntu Linux 15.10 Lenovo desktop computer

I would like to share my Windows 7 C folder with another Ubuntu Linux 15.10 Lenovo desktop computer. The following URL describes how to do this procedure. ...

1 answer

Reasons SFML TCPListener would fail to bind to port?

I'm just getting my feet wet with networking however I do understand the terminology. I was in the process of starting a Server-Multiple client project using SFML 2.3.2 in Visual C++ 2015 and got this ...

1 answers | 7 hours ago by Kyle Lowery on Stack Overflow stackoverflow.com
1 answer

Is it possible to run 'unshare -n [program]' as an unprivileged user?

I want to run a program without any internet access, e.g. unshare -n ping 127.0.0.1. As an unprivileged user, it returns Operation not permitted, as a privileged user, it returns the desired ...

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Why does openStream() returns relative path urls?

I'm building a program that will crawl pages and for that I need to get the data from <a href=" tags and go to the url inside. The problem is that for example on wikipedia when I look at the html ...

1 answer

docker-machine: No route to host to default docker machine (using host-only vbox network) on some wifi networks

I'm running docker-machine on OS X and it works great on my home wifi network (wifi-one). On another wifi network (wifi-two), I cannot access the default machine, either through docker-machine or ...

1 answer

Bluetooth - is rfcomm totally bypassable as a protocol?

I ask my question on programmers because: no coding is really involved this question is very conceptual concerning an exchange protocol. Bit of context: When you implement Bluetooth, like I do, ...

0 answers

use Pi as internet gateway

I've got several devices connected to a Sky router (Sky Hub SR101) via wifi and Ethernet. I have a usb wifi dongle conected to my raspberry pi. And use it to connect to a 4G smartphone. (That works ...

2 answers

Configure Windows Firewall to block ALL applications system-wide, except for a select few?

I'd like to make it so Windows disregards internet access for every system and user application, and let me add exceptions as I see fit, but I'm having problems... Going to "Windows Firewall with ...

2 answers

Is it possible to bridge Ethernet and WiFi on IP level for the same network?

I'd like to expose a virtual machine to a WiFi network. I'd like to have it in the same network. Would setting a route table and ip forwarding works or is it waste of time and I should set up two ...

1 answer

ssh RPi from PC - How to share internet connection?

I have Raspberry Pi connected with PC on eth0 port. I am using eth0 to ssh RPi. I have web application on RPi that requires Internet access. Now, I set static ip to RPi (192.168.1.50) and to PC ...

2 answers

Troubleshooting slow boot due to network devices

I'm trying to troubleshoot boot times for a relatively modern machine with a SSD. The machine runs Ubuntu Server 14.04.3 LTS and it has two ethernet ports. Network Manager is not installed. All device ...

2 answers | 9 hours ago by jww on Super User superuser.com
3 answers

Firefox 43.0.4 on Ubuntu 15.10 incredibly slow to load pages

Since a few days now, I think since the last Firefox update, but I can't be sure, because I've been away for a few weeks until Jan, 10th, Firefox is practically not usable any more. It takes forever ...

0 answers

Auto Scaling VM on local server

I've installed CentOS in VirtualBox 5.0.12 on a Windows 10 Host. Much like VB assigns Dynamic HDD, I want to scale my VM in case of a peak workload on the server..idea is to create a VM on the host ...

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