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
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4answers
4k 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
1k 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
62 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
201 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
192 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 ...
0
votes
0answers
241 views

How to dynamically switch public IP of my VPS (with multiple IPs)

I have VPS with 7 IPs, running Ubuntu 12.04. You can see output of my ifconfig command here at picture: if config output Now I want to run php script under the different public IP each time. For ...
2
votes
2answers
369 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
284 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
248 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
318 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
68 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
203 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
68 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
295 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
126 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
126 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
133 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
70 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
5k 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
141 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
905 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
4k 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
566 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
64 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
343 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
99 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
358 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
2k 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
748 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
663 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 ...
1
vote
0answers
69 views

OpenStack Quantum subinterfaces

Im having an OpenStack setup on ubuntu using quantum as networking. I'm uncertain on which network adapter that the floating ips stick to when associated. Is there a way to find out of that? ip addr ...
2
votes
2answers
321 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
898 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
404 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 ...
0
votes
2answers
2k views

IP cam viewer for Vonnics DVR Ubuntu

I am trying to view the output from my Vonnics DVR security system. It works from a Windows program that came with the system, I-phones and my Android based phone. The only Windows computer is my ...
1
vote
1answer
1k views

static ip address from XFCE GUI

I'm interested in the IOGear Universal Wi-Fi N Adapter as a wifi adapter. The fine manual states: Installation without WPS - Mac Step 1: Turn off your computer’s wireless connection (if applicable) ...
1
vote
3answers
5k views

Setting a static IP address.

I'm trying to set a static IP address in 12.10. When I run ifconfig, I find that both lo and wlan0 have downloaded packets. In my /etc/network/interfaces file it says auto lo. Which should I be ...
1
vote
0answers
499 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 ...
0
votes
1answer
4k views

change ip range and subnet mask

I want to connect a gateway to my computer that has ip adress: 192.168.0.50 The problem is that my pc "reads" from 192.168.1.x How can I change it to 192.168.0.x? And set subnet mask to 255.255.255.0? ...
20
votes
1answer
5k views

Public IP Address for LXC container

Ok, so I want to know how to do networking on LXC containers. Not just the sort of vague information you get from the other websites, but a true beginner's guide to making them work.. Since most ...
0
votes
2answers
568 views

how to change default IP in Ubuntu 12.10

I just installed Ubuntu 12.10 on my PC, and it grabbed an IP address that the network doesn't like. I have tried to change it, but to no effect. If anyone could tell me how to do this, I would be ...
1
vote
3answers
2k views

How do i make ubuntu request a specific ip address from a dhcp server?

So here's the deal. My router assigns ip addresses starting from 192.168.0.50. I have a couple of computers running ubuntu which i want the router to assign 192.168.0.50 and 192.168.0.51 every time ...
2
votes
0answers
1k 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 ...