IP or Internet Protocol. Use this tag for questions about IP addresses or configuration, or the protocol as applied to Ubuntu.

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4
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1answer
3k views

eth0 NO-CARRIER, ifconfig shows no IP address

I left Ubuntu and came back after a while so I don't remember much. Now I'm trying to get my IP address. All I'm getting from running ifconfig is eth0 Link encap:Ethernet HWaddr ...
4
votes
1answer
8k views

Install Network Printer Manually (Router : TP-Link TL-WR842ND)

Router Model No. : TL-WR842ND After reading this article, I carry on the installation but it does not work. This is the properties page : I have attempted to print test page but the status shows ...
4
votes
1answer
3k views

IP Messenger Error on Ubuntu 12.04

I installed IP Messenger (GNOME 2) from Ubuntu software center but its not working. It's always showing an error message on Ubuntu 12.04. FileName:ipmsg.c Function:create_lock_file Line:157 Can not ...
2
votes
1answer
29 views

Why shell and browser return diffrent ip address?

I set global WebProxy by UBUNTU setting->network->networkProxy and then i open http://whatismyipaddress.com/ and i get my proxy ip address but when i use this command: wget -qO- ...
1
vote
1answer
42 views

IP forwarding Ubuntu

For my work we have a testing space with a Ubuntu server which is also a router. Yesterday we placed a new in the rack and our meaning was to make it a webserver which is accessible from the internet. ...
1
vote
1answer
63 views

Proxychain with static IP untill tor reload

I recently installed tor privoxy and proxychains on my 14.04lts works ok as intended. There is no acctualy problem with functioning, I have problem with setup. As I always used it with config ...
1
vote
1answer
198 views

Apache require ip range

Is is possible to give a defined range with require ip? I have tried online calculators with masks and CIDR but cannot seem to find the correct answer. I would like for example to set the range at ...
1
vote
1answer
225 views

Wine and ip camera tool

I installed an IP camera tool using wine in ubuntu 14.04 LTS, in order to configure IP cameras. The IP camera tool's icon is on my desktop, but when I double click on it, the application does not ...
1
vote
1answer
144 views

Question about routing VMs with static IPs in Ubuntu (Unsolved)

I have a server with an external provider that is running Ubuntu 12.04. The server is having a static IP. I have installed VMware workstation and I am running some virtual machines, one of them is for ...
1
vote
1answer
160 views

How to block ip forwarding for specific remote ip address

I use ubuntu as gateway for several hosts. I need advise how to block ip forwarding for specific ip address or specific ip range? I tried to block ip via ufw deny rules, but it looks like ip ...
0
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1answer
25 views

Ubuntu server 14.04 internet connection problem

I installed Ubuntu server 14.04 on VMware workstation. I need to set IP manually so, network connection has set to Bridged on VMware. I followed the instructions on ...
0
votes
1answer
15 views

What would be the consequences of uninstalling the net-tools package in a default Ubuntu system?

I know that the net-tools package is deprecated and that its features are supposedly provided by the iproute2 package. However, I find that I keep using the old net-tools programs: it's an old ...
2
votes
0answers
167 views

LXC bridging with two NICs

I am setting up a server to host a number of LXC containers, for now just isolating web and db services. The server I am using has two NICs and I'd like to use one for host traffic and one for ...
2
votes
0answers
219 views

Macvlan interfaces beyond first interface fail to connect.

I've been working on a project to build a set of macvlans on ubuntu. The process I'm using comes from here. In short, I run this set of commands to build and initialize an interface: ip link add link ...
2
votes
0answers
146 views

found someone lurking in my LAN, not sure what to do next

I have DD WRT router with internal numbers all falling within 192.168.1.0/24. I was looking on my firewall records this morning and found someone at 10.10.109.100 got blocked from accessing port 5353 ...
2
votes
0answers
2k views

Postfix cannot resolve local IPs from Name Server

I currently have a server running "Ubuntu Server 12.04.1 LTS" installed with Postfix Bind 9 (Slave) The postfix cannot seem to resolve my internal IPs to Name Server (PTR) entry I have within ...
1
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0answers
18 views

Using Multiple IPs for the same interface for different application?

I want to do some IP aliasing, but I want my browser to use a different IP from the IP for BitTorrent. For example: I want the browser to use this IP for example 192.168.1.45 and BitTorrent to use ...
1
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0answers
127 views

Why can't I connect to my localhost port from a remote computer?

I'm using link-grammar server to convert sentences into semantic graphs. It provides an API though a port to do the above process. It's configured to works through port 9000 of localhost. I used to ...
1
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0answers
137 views

Vpn connection not use default gateway

Can I configure a VPN connection, such that after the VPN connect I can still use internet on local machine? On Windows I can resolve this by unchecking the following box in ip config:
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0answers
47 views

Is it possible to access an Ubuntu server on multiple networks?

I hope someone can help. I have Ubuntu Server 14.04 LTS running in VirtualBox, running as a web server on my laptop. I take my laptop between home and work, so the network configurations are ...
1
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0answers
208 views

Passing ICMP between two interfaces

I'm trying to setup routing between two network interfaces on an Ubuntu machine. The first interface is the nic, connected to my LAN. The second interface is a tunnel dev created by OpenVPN. The ...
1
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0answers
345 views

Issue restarting after changing /etc/network/interfaces to a static IP Ubuntu 12.04.3 LTS

I've been trying to set up a static IP address on my new Ubuntu build (12.04.3 LTS). I changed the following lines in my /etc/network/interfaces file from: auto eth0 iface eth0 inet dhcp to: auto ...
1
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0answers
422 views

Permenant Route Addition

I'm trying to add a route permanently to my VPS, at the moment I have to run the command manually every time I find out the server has rebooted. I read somewhere I had to add something to ...
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0answers
996 views

Ubuntu: How to listen to music streams on the web without Flash (by finding the IP address of the streaming server?)

How can I find the ip address of a music streaming service in Ubuntu? Specifically: How can I do this for: 106KMEL : http://www.iheart.com/live/293/?autoplay=true Hot97 : ...
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0answers
586 views

Firestarter, Proxy and limited number of IP addresses to access

On my local network I have to setup Linux Ubuntu boxes, so users will be able to access only to few (2-3) domains. Also, all of those Linux Ubuntu boxes are behind Proxy. Tried to configure this ...
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0answers
323 views

Can not connect to 802.1x no IPv4 is set although DHCP

Can anybody please help me to setup my internet. I made a fresh install of Ubuntu 12.04 LTS. Before the installation I was able to connect to the internet with the notebook. I have to use 802.1x to ...
0
votes
0answers
21 views

additional address ip

When I would like to type the command-line sudo ifdown eth0:0, I get this result : ifdown: interface eth0:0 not configured knowing that I added eth0:0 in /etc/network/interfaces : auto eth0:0 iface ...
0
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0answers
17 views

Ubuntu server running on VirtualBox the inet addr changes

I have been running a virtual environment for my Ubuntu server and today the inet address changed. It was 192.168.1.101 and now it changed by itself to 192.168.1.32. Example: inet addr: 192.168.1.32 ...
0
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0answers
52 views

ip netns exec on a binary with capabilities - doesn't seem to work

I want a non-root user to be able to run in a namespace (netns). When I try to run the process (via upstart), it fails with: start: Job failed to start I have the config file like: setuid myuser ...
0
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0answers
13 views

permanent disabling ip_forward for ubuntu server happens be a problem

I have just installed the latest ubuntu server. This is the state of my server right after booting: root@vzu01-ubuntu:~# uname -a Linux vzu01-ubuntu 3.16.0-30-generic #40~14.04.1-Ubuntu SMP Thu Jan ...
0
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0answers
66 views

Assign static global IP to Ubuntu VM In VMWare Player

I'm having a bit of difficulty in achieving the following: I want to have a Ubuntu VM running on VMWare Player on a Windows 8.1 Host that is globally reachable/addressable by a static/non-changing ip ...
0
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0answers
29 views

Why can't I see router settings on the Gateway IP?

I don't know if this is the best forum to ask this question, migrate it to the right one if not. I'm running a Kubuntu 13.10, and I'm trying to connect to a router to modify some settings. To do ...
0
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0answers
40 views

No internet connectivity despite all other devices working

I have configured a router and all of the devices work except for my linux box, when I boot it to windows, it can connect via wifi. When I connect it via ethernet it works, but through wifi, even ...
0
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0answers
22 views

What causes a static IP to change?

I have a cluster of three servers. All of them are set up on static IP. So imagine my surprise when I discover that the IP addresses on two of my machines changed. What could cause a static IP to not ...
0
votes
0answers
56 views

Raspbian and Ubuntu 14.03 SSH error

I have installed Raspbian Wheezy on a 8GB SD card( using win32disk imager,did it on my windows 7 laptop), next I changed dhcp to static IP, gave a random IP address to my raspberry pi along with ...
0
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0answers
38 views

Ubuntu Server IP Addres

I'm making a server with Ubuntu Server. I already give it an IP, but now I need it to access my server from Moodle. The problem is: I don't remember what IP I gave to my server. Is there a way to ...
0
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0answers
97 views

Screenlets Infopanel - how do I get external / internal IP to work in Python?

So occasionally my router does something stupid and changes one or more of my IP addresses on my local net. Since I have a scripted synergy setup tunneled through SSH, this is a pain in the 6 o'clock. ...
0
votes
0answers
93 views

How to configure a static IP(provided by ISP) along with the local IP

I have installed a new server(HP PROLIANT ML110 G7 SERVER) with ubuntu(LAMP) 14.04.01 LTS. I have assigned a local IP so that the users can use the server local development. And below is my ...
0
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0answers
101 views

Could not connect to host on port 8081

When using Synaptic Package Manager to upgrade software ubuntu 14.04 keep getting the error message: W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/pool/main/n/nautilus/libnautilus. Could ...
0
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0answers
16 views

How to I add dynamic IP in Icinga server on ubuntu?

I already install and configure icinga server on ubuntu. I did the configure IP manually but now I want to add IP dynamically. How can I do it? Please given answer.
0
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0answers
227 views

KVM Can´t access VM

I have a VM that has one bridged network adapter that uses a public IP. I setup a private network for internal purposes, but after I added a private network adapter to my VM I have no external access ...
0
votes
0answers
99 views

Multiple rate limits in ufw

I have set two rate limits in ufw: In summary: limit http to 120 requests in 60 seconds; and 600 requests in 600 seconds -A ufw-user-input -p tcp --dport 80 -m state --state NEW -m recent --set -A ...
0
votes
0answers
28 views

HP 3070a helds it's printing

I have a problem with HP 3070. It just holds printing and that's it. And I receive communication errors. After quite some time of searching on the internet, I have found some topic, which I hope can ...
0
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0answers
19 views

How to manage network in packet and out packet?

Looking for solution for Ubuntu system, I had a Computer with 2 different internet connection and 2 IP address. One is static Ip address where second is dyanamic Ip address. Want to receive request ...
0
votes
0answers
41 views

where is network layer protocols

that's all I can find tcp source code on my Ubuntu, also the place of data link layer is on the network interface. So where is network layer protocols on ubuntu ? Also I am looking for routing table ...
0
votes
0answers
308 views

Can't access my IP camera

The IP address of my router is 192.0.0.1, and its DHCP range from 192.0.0.101 to 192.0.0.199. The camera gets found in an ARP scan, when I reconnect it, but it disappears soon after, and I receive ...
0
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0answers
281 views

How do you save the routing table on the Beaglebone Black(angstrom )

I Flashed my beagle bone with the angstrom image and I set it up so that it can get internet over the USB connection and one of the steps for that is this command: route add default gw 192.168.7.1 ...
0
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0answers
16 views

Some advanced SSH tunneling HASHING IP address

Is it possible to to stay in total anonymous mode for the VPS provider? I have got a VPSVZ machine with UBUNTU server. Is it possible to do anonymous tunneling: VPS1 -> VPS2 -> VPS3 (all UBUNTU) ...
0
votes
0answers
1k views

Second NIC on dual homed server not working

I'm trying to set up a server with two IP addresses on different connections. The first NIC works fine (since I removed the gateway from the second), but I can't ping out or to the second NIC. ...
-1
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0answers
224 views

Install webserver on ubuntu desktop-problem when access external address

I have Ubuntu 14.04.1 LTS (desktop) and I would like to install a web server and have my own wordpress website. So, I installed LAMP, then I checked whether Apache2 works (I typed on the browser ...