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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2
votes
1answer
197 views

What are the possible threats if internal IP address is publicly revealed?

In many cases, people do not take enough care to remove their IP addresses from some output before posting it to help forums and Q&A sites like askubuntu. Considering one's IP address is revealed ...
0
votes
1answer
52 views

ubuntu external ip addres

I'm new to ubuntu and I need your help with this, As you know when you install apache you put the internal ip address in your browser and you get it works, I want as well to access it from somewhere ...
0
votes
3answers
398 views

FInding my IP without using Google [duplicate]

I am using vodafone 3g using usb modem. Whenever I use ifconfig my ppp0 shows some ip like 10.29.24.32.xxx. But whenever I Google using what is my ip, it shows some different ip like 84.64.15.yyy. ...
0
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0answers
47 views

How to allow ip forwarding out of source interface

I have enabled ubuntu for ip forwarding, and that works. However, sometimes the routing table has a next hop out of the same interface the packet came in on. It triggers an ICMP redirect as expected, ...
1
vote
1answer
145 views

Ubuntu Server 12.04 stops responding soon after assigning a static IP manually

I know there's a lot written about this issue but no response seem to answer my question. So I am wondering my problem is with the most recent version of Ubuntu. I have just installed an Ubuntu 12.04 ...
0
votes
2answers
1k views

How to change your Local IP?

While I order a hp server for my Ubuntu server, I am currently temporarily using my laptop as a server instead. I installed Ubuntu 13.10 and other programs like Webmin, etc, etc while being connected ...
-1
votes
1answer
1k views

How to enable ipv6 support in linux system [duplicate]

I am trying to enable ipv6 support to my linux system. Im trying to modify /proc/sys/net/ipv6/conf/all/disable_ipv6 this file but system is not allowing to do so.
0
votes
1answer
41 views

How to bind IP’s on Ubuntu Server? [duplicate]

I recently installed Ubuntu. And I want to know How to bind IP’s on Ubuntu Server?
2
votes
1answer
633 views

Why does my static IP address change itself every 24 hour period?

I'm using Ubuntu as a server running tomcat for a web application and my static IP changes every 24 hour period from xxx.xxx.xxx.100 to xxx.xxx.xxx.102 and because of that I have to restart my ...
4
votes
1answer
5k 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 ...
1
vote
0answers
82 views

Can't login to my router through internal ip? [closed]

I am trying to forward ports on the internal ip in my router config on a remote computer on the same network. But I can't connect to the ip? My host system is running Ubuntu server 12.04 and I can ...
2
votes
4answers
6k views

ping multiple IP's using bash?

I have 10 IP numbers which I have to ping daily for checking , How I can do that by using BASH script. So that I can automate that task by using cron. I want BASH script only. Thank you.
4
votes
2answers
2k views

How can I find the IP of a NAS connected via SMB?

The question says it all. I have a NAS which was working quite well for quite some time. For some or other reason I started using smb instead of ftp. Now I can no longer access the configuration ...
0
votes
1answer
1k views

ssh unable to connect with external ip (port 22 is open)

I want to reach my home computer from work computer. I've already installed openssh-server. Status is: dpkg -l openssh-server Desired=Unknown/Install/Remove/Purge/Hold | ...
1
vote
1answer
76 views

Login IP's file location

I like to know where the log files that store the SSH logins are located, the last login IP is shown when logged in via SSH so I'm sure they are kept somewhere, can anyone shed som light on this? ...
0
votes
1answer
222 views

ubuntu 1310 with two NICs: one with dynamic address and one with static address

I am running Ubuntu 13.10 on a laptop with one physical wired NIC (eth0) and one physical wireless NIC (wlan0. The current config is shown below (I removed lo interface since it is of no relevance) ...
0
votes
1answer
207 views

assigning new ip address

my girlfriend has the ip address to my computer and is getting onto my computer and stealing stuff. i use linux and was wondering if i could assign a new ip address other than thru my internet ...
2
votes
2answers
629 views

How to get remote server's ip?

I've got the server's adress and I don't know how to get its ip adress. I have an access via ssh and I need it so bad, please help. (As for your information I've been looking for this for some time, ...
0
votes
1answer
355 views

how can i use grep to find IPV4 Number in a pcap file with regx syntac?

I'm new in ubuntu. I have this IP regex '\b((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)(\.|$)){4}\b' I have a network pcap file, I want to use this regex and the grep -e to find all IP address in the ...
0
votes
1answer
271 views

Ping IP or URL from different IP with same Ubuntu

how to ping a IP or URL from different location or IP with same Ubuntu PC . I want access same IP or URL from the same Ubuntu PC but not with same system IP every time . thank you.
1
vote
2answers
343 views

static ip network guide

I have a fresh install of 13.10 and my networking works fine (cable model cloud router) via the standard network manager applet. I'm trying to setup my box to a use static IP instead of dhcp and I'm ...
2
votes
2answers
2k views

Can ping but cannot wget with server name

I have a problem. with the help from the people at this forum I managed to setup my network. To recapitulate i have two computers comp1 and comp2 connected like this comp2(eth0) -> comp1(eth1) ...
0
votes
1answer
71 views

Routing and Ip setup

I have recently messed up my network in the attempt to connect two computers using network cards so that comp1 has an access to the internet directly and comp2 uses the comp1 to do the same thing. ...
2
votes
3answers
244 views

Connecting Two Computers Together: Assigning IP doesnt work

I messed up. I have two network cards in one machine and one in the second. I tried to connect two computers together by setting a static IP on two machines like this: comp1: sudo ip ad add ...
1
vote
1answer
72 views

Long waiting List for Internet: What are these IP addresses?

I am having a problem of slow Internet Browsing speed. When I checked it with NetHogs there was a huge list waiting for Internet. What are these IP addresses ? How can I find them ? Is it due to ...
0
votes
1answer
1k views

Apahce Website - Uploading files and download

I just recently made an Apache Webserver for uploading my files. The website ip is 173.65.17.127. I'd like to upload files and be able to download them remotely, I got MySQL, Apache, and PHP aswell as ...
1
vote
0answers
315 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 ...
3
votes
1answer
130 views

What IP address does Ubuntu assign itself when it cannot reach a DHCP server?

When Windows is attached to a network but cannot reach a DHCP server, it defaults to an IP address of the form 169.254.XXX.XXX. Does Ubuntu do something similiar?
0
votes
2answers
138 views

using iptables for testing application

I'm testing my webapplication which connects to two DBs. I can't stop them but I want to simulate outage of one of them. So I opened one terminal where I'm pinging DB server: ping 172.21.7.188 In ...
2
votes
0answers
138 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 ...
0
votes
1answer
75 views

Problem with IP Openstack MAAS

So i'm using Ubuntu Server 12.04LTS and MAAS with JuJu OpenStack Folsom. I'm already have one problem with Nova Network. When i using Quantum Gateway in Quotas show me fixed IP -1. What's the problem? ...
4
votes
0answers
12k views

How to set a static IP address? [duplicate]

apt-get fail to resolve the mirror. I am using my server as a backup server to one of my website servers. So I had to initially set a static IP address... How can I do it?
2
votes
1answer
6k views

I can ping IP address but can not ping hostname

My address: user@pc1:~$ ifconfig eth0 |grep "inet " inet addr:192.168.2.10 Bcast:192.168.2.255 Mask:255.255.255.0 I can ping this address user@pc1:~$ ping -c 1 192.168.2.11 PING ...
0
votes
1answer
147 views

Ubuntu 12.04 Minecraft server hosting

Can someone help me to understand how to host a Minecraft server through an IP? I am connected to the internet through not one but two routers! On Windows 7 I was used to using Hamachi. Is there an ...
1
vote
2answers
1k views

Can Ubuntu query the modem or router for the IP address given by his ISP and log that?

I am connected to Internet through an ADSL modem, my ISP gives me an IP address, does Ubuntu log this IP address somewhere? How can I configure Ubuntu to log the IP address?
2
votes
1answer
5k views

Samba share not accessible from Windows 7 (on domain) via hostname

I have spent several days attempting to solve this- none of the answers on this forum or any other were able to help. I tried everything. I read the entire Samba manual. Nothing worked. Happily, I ...
2
votes
2answers
652 views

Floating IP Address

What does 29 means in this floating ip range 192.168.1.0/29? I know it will give 6 usable floating ip but how can i know the what number other than 29 can I use to give me more range for my floating ...
0
votes
1answer
66 views

machine goes to DHCP after reboot

Our server if rebooted goes to DHCP even if we have provided static IP to the server. What all changes needs to be done so that even machine reboots it will boot with static IP. Pl. help.
1
vote
0answers
380 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 ...
0
votes
0answers
41 views

Static IP in Ubuntu 13.04 [duplicate]

I am trying to set my static IP address in Ubuntu 13.04. All the tutorials say to navigate to /etc/network/interfaces and change the line that starts with eth0. When i navigate to the same file, ...
0
votes
1answer
2k views

static ip xubuntu 13.04 not working at all (wlan0)

Okay, so I am doing my file like this: $ sudo gedit /etc/network/interfaces auto lo wlan0 iface lo inet loopback iface wlan0 inet static address xxx.xxx.xxx.xxx # I use the address I want ...
0
votes
1answer
103 views

Ubuntu Server several network ip config?

I have one ubuntu server and i want config that with several IP address! is it possible or no? if yes how I can do that?
0
votes
2answers
402 views

IP address problem after messing with /etc/network/interfaces

I have messed up my IP address. I had a dynamic IP that I changed to a static one. When I did that, the little icon in the corner of the screen that indicates a wired connection disappeared and was ...
1
vote
3answers
3k views

Why does my IPv4 adress keep changing?

I am running many servers off of my computer and I need to port forward to do that. But recently my IPv4 Address keeps changing when I shut my computer off and turn it back on. I have no clue why ...
1
vote
0answers
841 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 : ...
0
votes
2answers
776 views

How to stop Static IP is being overwritten with dynamic IP?

I have create a connection from network manager GUI with wired connection and in IPv4 setting tab, with all details like IP address,netmask,gateway and DNS server. Also change the ...
2
votes
2answers
340 views

How to use multiple mobile Broadband, one for browsing and one for downloading, at the same time

I have two mobile broadband to connect to the internet. When they connected to the computer both are accessible from the network manager, but only one can be connected at the same time. Currently I ...
0
votes
1answer
949 views

static ip no internet

So I followed these steps to get static ip and lost connection sudo -s nano /etc/network/interfaces changed auto lo iface lo inet loopback to same as above with auto eth-d iface eth0 inet ...
1
vote
2answers
2k views

problems maintaining interent connection with static IP

I have been attempting to set up Ubuntu 12.04 with a static IP (with information provided by my university) as well as the local cycling IP on a workstation with two ethernet ports. However, I've had ...
0
votes
1answer
435 views

How to prevent non-root user from changing IP address and network parameters?

As I wrote in subject - How to prevent non-root user from changing IP address and network parameters? It's on Ubuntu 12.04. I followed instructions on Sitepoint's link ...