Managing and using network connectivity on a Ubuntu system

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Install reliance Driver software in ubuntu 14.04

I'm Using Huawei ec 150 dongle. I need to install driver software It is quiet a big task for begineers in linux. So i took this matter over here. EDIT Output of lsusb Bus 001 Device 001: ID 1d6b:...
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2answers
24k views

How to configure a network printer in Ubuntu 14.04 [closed]

I have 2 printers on a home WiFi network that are accessed by 2 desktops running Windows. I have a new laptop on which I am learning/trying Ubuntu 14.04. How do I configure things to access these ...
0
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1answer
136 views

Internet not working (local network works) after upgrade to 14.04

I have an internet connection that works through a proxy that requires username & password. After online upgrade to 14.04 from 12.04, I am unable to connect to internet, pinging to popular sites ...
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2answers
204 views

I am not able to connect to wifi network

I had tried every code every idea every thing but I failed wireless driver Broadcom BCM43412, but when I checked pci-id it show not supported. my pci id is 14e4:4365 and chip id is BCM43142. I tried ...
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1answer
2k views

Wired connection cannot be established - no eth0

i am on ubuntu trusty 14.04, and i recently lost my wired ethernet connection for uknown reason. I get eth0 no such device and other related errors. I tried many solutions from other posts, and i ...
2
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0answers
83 views

Internet drops out when using shared hub or streaming media

Depending on the network I'm connected to my (wireless) internet will drop out every 30 seconds to every few hours. How often I drop out (seemingly) depends on the network, and the amount of traffic ...
2
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1answer
1k views

top like utility for network activity/ports by process

I'm looking for a utility to continuously monitor network traffic by process. Something like top but instead of focusing on CPU/memory, I would like to see TCP and UDP ports and throughput for the ...
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2answers
180 views

MacMini (running Ubuntu 14.04) loses wlan connection when uploading larger files (several 100 mb) via ownCloud

I installed Ubuntu 14.04 on an old MacMini with the intention of running it as a homeserver. Additionally I installed ownCloud and tried to sync some files both from a laptop running elementaryOS and ...
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1answer
549 views

Static IP breaks Network connection

I am somewhat new to Linux. I am setting up a Web server and installed Ubuntu server 14.04 on an vSphere ESXi 5.5 host. I am connecting perfectly fine to the internet when using DHCP but when I apply ...
7
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4answers
834 views

Can two PCs with Ubuntu share the clipboard buffer?

I need to copy text on the first PC and paste on the second. Is this possible?
3
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4answers
17k views

How to get Wifi working on Ubuntu 14.04 (Macbook Pro Retina 15 inch - 2014)

I just downloaded Ubuntu 14.04 on my Macbook Pro Retina 15 inch 2014 version using usb. My problem is I can't get the Wifi working. No wifi connections would display on the wifi menu. I've tried ...
3
votes
1answer
1k views

Unstable wireless Ubuntu 14.04

The internet connection is relatively stable however it seems to drop every few minutes for 10-20 seconds. Panda Ultra Wireless N Unstable Connection http://www.amazon.com/Panda-Ultra-Wireless-...
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0answers
52 views

Desktop Shorcut to dial a Mobile 3g Connection

Like in Windows, is there any way to create a desktop shortcut to dial a mobile 3g connection (I'm using Mate DE)? I use default Network Manager.
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1answer
3k views

IP/PORT forward requests to another server

I have the following listening PORT:IP set up on my UBuntu server. 12.345.67.890:3636 It receives requests perfectly, however, I would now like to forward any requests to that IP:PORT to another IP:...
0
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1answer
391 views

Does driver exist for Trendnet AC1200 Dual Band Wireless adapter for Ubuntu 14.04 64bit?

I'm new to Ubuntu and was wondering if Ubuntu 14.04 64-bit drivers exist for the Trendnet AC1200 Dual Band Wireless USB 3.0 adapter. I tried searching the forums for my specific adapter, but no luck. ...
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2answers
1k views

Excessive Power Consumption by ethernet socket

Recently I have been having problems with power consumption in Ubuntu, I am not exactly sure when this started but roughly about two weeks ago. Idle my laptop used about 9-10W of power, or at least it ...
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2answers
3k views

Wireless Drivers for Broadcom BCM 4321 (14e4:4329) will not stay connected to a wireless network

So, I'm not necessary new to Linux, I just never took the time to learn it, so please, bare with me. I just swapped out one of my wireless cards from one computer to another. This wireless card in ...
1
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0answers
242 views

Problem with Dell PowerEdge 1950 network interface

The 1950 has two Broadcom Corporation NetXtreme II BCM5708 Gigabit Ethernet interfaces. When I have eth0 running and eth1 disabled, dhcp client kicks in, and the server is assigned an address and life ...
0
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1answer
174 views

Failover/ gateway issue. Help please

hope someone can help, this would be excellent. I’ve ubuntu DHCP server (10.04), which works great (many thanks to everyone who helped me in this excellent forum). This server has 2 cards, eth0 for ...
0
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1answer
44 views

Only resolve DNS on VPN Server

I installed pptpd but my connection is too slow and i need use Google DNSes (8.8.8.8,8.8.4.4) on my Android without root for mobile network (not Wi-Fi). How can i configure my ubuntu server for just ...
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0answers
95 views

Drop connection if upload speed exceed specific value

I have a media server installed to my Ubuntu machine. I want to limit(really limit) incoming data to my server per connection for uploads and if specific bandwidth exceed, their connection will be ...
5
votes
1answer
789 views

Network Manager icon disapear 14.04

After installing hostapd (Ubuntu 14.04) Network Manager icon disappears. Even after removing hostapd, still Network Manager icon is not appearing. During boot up: Waiting up to 60 seconds to ...
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1answer
294 views

Why does my wireless card appears in iwconfig as a eth interface?

I wanted to identify my wireless network interface name to check my wireless network card is installed properly or not . But i am getting something different. I'm used to seeing this: $ /sbin/...
2
votes
1answer
1k views

No internet after upgrading from 12.04 to 14.04.1

I have a Dell Latitude with Ethernet and Wireless (broadcomm) adapters. They were both working fine on 12.04. I upgraded to 14.04.1 via the Software Manager. Since then I am unable to connect to the ...
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1answer
49 views

how can I clear wrong typed wireless information?

I try to connect to a WPA2 wireless network detected by my wireless adapter and the default application for wireless connection under ubuntu 12.04. I typed some wrong information such as i should have ...
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1answer
193 views

Live host on network is masked in some way or its changing it's ip?

OVERVIEW: My professor runs some kind of live Ubuntu OS image on top of the classroom computer he uses to lecture then portals into his linux box located in his office. He has informed me his ...
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1answer
451 views

Intel Corporation Ethernet Connection does not start properly

I'm experiencing some problems when trying to connect my PC to the router through a switch. When the PC is directly connected to the router, everything works fine, Ubuntu (14.04) starts normally, and ...
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1answer
465 views

Wireless Lan RALINK RT5370 not working

I am new to Linux. Would appreciate if you can help me with the below problem. I have a wireless lan - RALINK. When I run the lsusb command, following is the output. Bus 001 Device 004: ID 148f:5370 ...
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0answers
41 views

Bluetooth turns on instead of WIFI

I have Dell inspiron laptop. And I recently installed 14.04. And whenever I press the hardware button provided for WiFi, bluetooth turns on. And I used command sudo service wireless start. this was ...
6
votes
3answers
1k views

Internet conection problem when updating Ubuntu 12.04 to 14.04 Server

Upgraded my server's software from Ubuntu 12.04 to Ubuntu 14.04 and now the server cannot access the internet. I can ping devices on my LAN, including my modem. When I try to ping any site on the ...
1
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1answer
228 views

Fastest screen sharing on Ubuntu?

Have you come across a smooth and high screen quality alernative to TeamViewr or screen sharing via Google Hangout? On long sessions it becomes very tiresome as there is so much lag so the image is ...
1
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1answer
1k views

Turn off AP (hotspot) through terminal

How can I turn off the AP hotspot through the terminal, since when I turn it off in network settings the program crashes. Also: How do I get networking to start when the computer boots up? It doesn't ...
0
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1answer
57 views

I have some questions about Firewall [closed]

So I am pretty new to Linux (With the exception of Android), and being use to the old ways of Windows pretty much all I had to do for Firewall was turn it on and forget about it. However with Ubuntu ...
0
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1answer
44 views

IP address problem on 2nd network card

I have a network at home with multiple clients, both wired and wifi. All but one of the clients connect to the network with an IP address that is within the range that the router assigns to them. The ...
0
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1answer
364 views

Processes in docker cannot connect with ufw enabled

I'm trying to setup a server to use ufw with docker (via dokku.) When ufw is enabled, I cannot open connections from one container to another. When it's disabled, I can connect fine. As an example, I ...
1
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1answer
456 views

Only a different subnet and a virtual IP for it seems to work out to access my IP-cam

My Router IP is 192.168.1.1. DHCP-Range from 192.168.1.33 to .64 . My IP-Cam (Hikvision) is set to IP 192.168.1.100. Funny enough I can access the IP-cam only if it is on its factory default (192.0.0....
6
votes
1answer
3k views

Intel Dual Band Wireless-AC 7260 keeps dropping wifi

My wifi Intel Dual Band Wireless-AC 7260 keeps dropping wificonnection drops and the network to which I was connected disappears from the list of available networks in network manager. The only way to ...
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0answers
158 views

No internet after installing Ubuntu 14.04 on Inspiron

I have installed Ubuntu 14.04 alongside Windows XP on an old Dell Inspiron 1521. When I tried Ubuntu from the pen drive, everything was peachy. However, after installing, internet doesn't work. I've ...
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0answers
515 views

Speed up internet by multiple connections

I had made research about increasing internet speed by connection on multiple source. And i find out that ubuntu support it already. I had connect two phone; iPhone with cable and Samsung with WiFi. ...
0
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1answer
1k views

RDP VirtualBox Ubuntu 12.04LTS Windows 7

There are many RDP questions out there, none of the ones I've read up to now have the exact same problem. I have: A Dedicated server running Ubuntu 12.04LTS An installation of VirtualBox with two ...
0
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1answer
7k views

Windows needs permission from Unix User\Root to delete/move in a samba share

so my samba share requires permissions from Unix User\root to move or delete files. I don't understand why. You don't need to login to access the samba share. Just need to be on the network. The share ...
0
votes
1answer
2k views

How to setup USB wireless card as AP hotspot (tl-wn725n)

I tried to set up hotspot for my android mobile on my ubuntu 12.04. follow the instruction of here: 'http://thenewbieblog.wordpress.com/2012/05/01/wifi-hotspot-setup-on-ubuntu/' However it does not ...
0
votes
1answer
834 views

Multiple interface devices for KVM bridging

I have a server that I'm trying to virtualize with KVM. I'm trying to use a network bridge so that my KVM guests can have external IPs. Every time I create a bridge brctl addbr br0 brctl addif br0 ...
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0answers
561 views

eth0 and wlan0 not working aftre update to 14.04

I've going around lot of forums during the las few days but for the moment no solutions. After updating to 14:04 no network activity dmesg output: ADDRCONF(NETDEV_UP): wlan0: link is not ready ...
0
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1answer
267 views

Ubuntu goes down daily at night - VM

We have a Ubuntu VM on Hyper-V and on it we have a LAMP server installed and an internal domain accessible from the intranet . Everyday we have to restart it because the connectivity to the server ...
0
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3answers
1k views

ifconfig can't see USB wireless

I have a wifi USB dongle which I have previously used on a Raspberry Pi (this it is what it is target at). I am trying to get it working on an Nvidia Jetson TK1, however I am having some problems. ...
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0answers
65 views

How to test that my ubuntu is alive on network?

My question is , how to check that my ubuntu desktop is alive , if ping is disabled in firewall . What Methods help me to figure out the status of my Ubuntu ?
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1answer
43 views

How do I set up a small Terminal Server, with both the Server and Terminals running Ubuntu?

I would like to set up a Terminal server and connect 4 or 5 "terminals" running Ubuntu desktop for a small school. In functional terms, I'd like the students to be able to log on to their accounts ...
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2answers
1k views

create a AP-hotspot from a wireless connection

I need to create an AP-hotspot from a wireless connection. I use an external wifi adapter connected to my USB port on my laptop as a source for network connection. What I need to do is to extend that ...
2
votes
1answer
1k views

Samba could not change the permissions of folder “Network”

I'm currently trying to set up samba, and upon creating my first share, it asked if I wanted to set permissions automatically, and I said yes, and then I got an error saying "Could not change the ...