An IP address is a unique network-level identifier assigned to a network-enabled device.

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Networking: Connecting Two Networks in Home (Floor # 1 & Floor 2)

I have a home networking question. I have two wireless routers having their own network. I want to connect these two networks so their clients can access each other. Following is the configuration. ...
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1answer
1k views

Route traffic from one address to another on one interface and to everything else through another interface

I have a small embedded computer running busybox. It has a wired eth0 interface, which is connected to an on-board wlan-module's wired interface by a cable. Also there's an 3G module on ppp0. I need ...
51
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7answers
6k views

IP address that is the equivalent of /dev/null

Is there an IP address that would result in any packet sent to be ignored (blackholed)? I know I can always set up a router with an IP address and then just have it ignore all packets sent to it, but ...
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4answers
152 views

Where did the routing table on my Windows PC come from?

When I connect to a LAN, I know a DCHP server will provide my PC's IP address and the default gateway (these will be part of the route table) and that loopback addresses are probably automatically ...
0
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1answer
113 views

IP Address translation from external to internal

I want to know how to translate an external IP Address to an internal IP Address. For example, how do I translate my external IP, XXX.XXX.XXX.XXX to an internal IP, such as my iDevice at ...
0
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1answer
816 views

Windows 7 computer not renewing ip address on start up unless I reset computer

I recently reinstalled Windows 7, and I noticed that I do not automatically receive an IP address when I start up the computer. When I reset, it makes it get an IP address, and I can surf like ...
3
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1answer
553 views

My wifi is now connected to 2 different networks on my Wifi

I tried setting up 2 different IP addresses on my laptop but what ended up happening was now I got my Local Wifi network + the "Unidentified Network" on my Current Connections. How do undo this? I ...
0
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1answer
72 views

IP Address Information

When I connect from abroad to my host (home) computer and use it to access a casino in Europe, is there anyway my ISP in the country that i'm in at the time can tell that I am connected to the casino ...
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1answer
683 views

How do I change my IP Address on my computer? [duplicate]

My laptop is running Windows 7 and I connect my Wifi to my house. How do I change my computer's IP address without having to reset my internet router?
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3answers
298 views

Querying DNS servers address in ipconfig

As I look for DNS servers in command prompt: IPv4 Address. . . . . . . . . . . : 192.168.1.2(Preferred) Subnet Mask . . . . . . . . . . . : 255.255.255.0 Default Gateway . . . . . . . . . : ...
0
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2answers
116 views

How to calculate ip address in a range?

If I run this command, # nmap -sP 192.168.0.120/25 which IP addresses are scanned? How can I calculate the IP addresses that are in this range? I've been searching Google but I couldn't find ...
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1answer
355 views

virtual ip address-how it works and uses of it

My questions are: How having an ip address for an application is useful? Does packets coming to application have virtual ip address as destination ip address or physical ip address? Thanks in ...
0
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0answers
108 views

VPS IP redirects to website instead of the IP directory? CentOs 6

So before I started putting websites on my VPS, I could access the IP directly and it would access the html folder in the /var/www/ area. But ever since I placed websites on the VPS, I can no longer ...
0
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0answers
87 views

Likeliness of obtaining same IP address after restarting a router

My actual objective is to simulate logged IPs of web-site users who are all assumed to use dynamically assigned IPs. There will be two kinds of users: good users who only change IP when the ISP ...
1
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1answer
101 views

Identify a private IP address

How can I get more info about an IP address, I get from nmap in Linux? nmap -sP 192.168.0-255.0-255 Starting Nmap 6.00 ( http://nmap.org ) at 2013-10-30 15:06 EET Nmap scan report for 192.168.1.1 ...
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2answers
2k views

Why can't IP addresses start with 0 or 255?

It was specified somewhere (presumably in an RFC) that Class A addresses range from 1-126 in the first octet, and that class E addresses range from 240-254, but that leaves out two potential networks ...
0
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1answer
1k views

Detect an IP address of a Wireless Access Point device

I have a Wireless Access Point device (http://www.szedup.com/show.aspx?id=1706), which I am planning to put into BeagleBoard-xM, in order to achieve wireless communication (LAN). However, I can't find ...
2
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2answers
280 views

Can a 192.168.50.0/24 network talk to a 192.168.50.0/23 network?

I currently have a local network running on the range 192.168.50.0/24, but I am running out of IP addresses to use. The plan is to change the network to 192.168.50.0/23 network, which will ...
0
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1answer
126 views

Values below “Starting IP address” in linksys router.

In my basics setup in linksys router, I've set Starting IP address to 192.168.1.100. How can you explain that in ARP/RARP Table I can see users with addresses 192.168.1.25 and 192.168.1.26?
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2answers
965 views

When adding ip address to block on router it says invalid ip address

I'm trying to block skype at the router and when I add an address such as 111.221.74.0 it says "Invalid IP address:111.221.74.0!". I'm using a Cisco DPC3825. Any ideas how to block the IP address? ...
11
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4answers
4k views

Is there a way to obtain the true IP address of someone masking their IP? [closed]

There is someone harassing me through emails and I need to know if there is a legal/legitimate way I can obtain their true IP address. They started masking their IP address after I used the email ...
0
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2answers
2k views

Change IP to other country [closed]

I live in Mexico and I'm trying to download an app for my Galaxy S3, but it is not available in my country. I have downloaded the .apk of the app so it's already installed in my phone, but still I ...
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1answer
399 views

arp command returning weird info for Apple routers

When I use arp -a command, my two Apple routers (Extreme and Express) return weird results, unlike my other results. The IP address isn't a LAN IP address like the other results and the MAC address ...
0
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0answers
1k views

How to fix DHCP giving out numerous bad addresses

Where I work we have run into a major issue a few times in the past month. Our DHCP server will randomly start filling up with BAD_ADDRESS. We have 3 sections in the subnet. (4.x, 5.x, and 6.x) Aside ...
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1answer
168 views

Remote Access Service

I just want to know that can any class of ip(both public and private) can be used for establishing a remote access service like ssh, or is their their any limitation that public cannot access private ...
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0answers
386 views

Why can't I change the subnet IP address in the Virtual Network Editor in VMware Workstation?

In the Virtual Network Editor in VMware Workstation (version 9.0.0 build-812388), I want to change the subnet IP address or one of my host-only virtual networks from 192.168.203.0 to 192.168.124.0 ...
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1answer
3k views

Does PirateBrowser hide my IP address?

Does PirateBrowser hide my IP address? It uses Tor so the IP should be changed, but when I looked on What is my IP, I saw the same address as before. Is there anybody who can explain it to me?
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3answers
446 views

Network addressing without wasting IP addresses

I know how to do the classic "network addressing" when I am allowed to waste IP addresses. For example, if I need to hook up 9 computers, I could use a /28 subnet, which allows 16 hosts to be mapped ...
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1answer
1k views

Host (win7x64) can't connect to guest (win2008r2sp1) via host-only networking

I'm using windows 7 64 bit and installed the latest virtualbox (4.2.16). I then create a host-only adapter by going to File > Preferences > Network > + . Then I go and edit it to make sure everything ...
0
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2answers
1k views

how to map my valid ip address to my server?

I have a valid IP address set on my router. I want to map the IP address to my server running windows server 2008 r2 enterprise, But I don't know how to do it! Can any body please help me with this? ...
0
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2answers
13k views

How do I spoof the IP that my computer sends a server without using something like a VPN or proxy?

I want to spoof (not actually change) the public IP that my computer sends to servers. I don't care what it gets changed to as long as it changes, even by one digit. I don't want to have to use a VPN ...
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3answers
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How to set domain name for server running on ip address

Right now server is accessed via IP Address http://10.1xx.19.2xx:8080/svn How can i change it to http://domainname.com/svn ? Which file to edit ?
0
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1answer
174 views

Windows XP change the order of IP address in a NIC having multiple ip address

I've a NIC with two IP address. Now how can I change the order of the IP address so that I can bring any one to the top and have precedence over the other IP addresses. I know I can change that from ...
3
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2answers
446 views

Why can I ping 127.1?

I know IPv6 allows consecutive zeros to be omitted. But how about IPv4? I haven't found any reference to this on the Internet, including Wikipedia and RFC 791 – Internet Protocol. This document ...
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0answers
309 views

how to change ip address in the correct way on linux?

I'm working with wheezy. I have configured the /etc/network/interfaces file so that the wlan gets the ip address from the dhcp server. after that I have imposed a different static ip address in the ...
0
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1answer
1k views

How to set static or dynamic ip address on linux?

I don't know a priori if a DHCP server would be present in the environment. So, I would like to set a dynamic IP address if there is a DHCP server, instead, I would like to set a static IP address if ...
3
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1answer
278 views

IP Address Range Calculation Logic

I want to calculate Network Address Address Of First Host Address Of Last Host Broadcast address when an IP address of the network is given. is there any standard calculate to solve this ...
0
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1answer
153 views

DNS: Can a URL that looks like a subdirectory be mapped to a different IP address?

If my website blah.example.com has an IP address of X.X.X.X, then can I have a URL that appears to be a subdirectory, such as blah.example.com/fizz, be mapped to a totally different IP address (say, ...
4
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1answer
17k views

What is Windows command to convert machine name to ip address and vice versa?

I need to know the ip address of another machine in a lan network. What is the Windows command for getting ip address from machine name and vice versa?
2
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2answers
2k views

Is 225.225.225.128 a valid subnet mask?

I have been told that we have two devices on a network: 10.40.225.142 and 10.40.225.144 These devices both have Gateway 10.40.225.129 Subnet mask 225.225.225.128 (note 225 is Not a typo) These ...
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2answers
721 views

How to share share internet connection to Hyper-V guest in Windows 8?

I have a Windows 8 machine with Hyper-V and I want to configure an internet connection on my guest system. The requirement is that the guest must have exactly the same IP and MAC addresses as the ...
2
votes
2answers
2k views

How to get both IPv4 and IPv6 dynamic address

Running dhclient gets me an IPv4 address. Running dhclient -6 gets me an IPv6 address. And the man page says you can't combine v4 and v6. So how to get both v4 and v6 addresses at the same time?
0
votes
1answer
261 views

Parse nmap output from vbscript to return only OS

I found a utility called nmap that queries an IP address and returns the (likely) operating system. In my tests it has worked perfectly. I'd like to embed it into a vbscript and call it as a ...
1
vote
3answers
2k views

Why my ISP can't change my IP address? [closed]

My ISP is using dynamic IP addresses, now I have problems with my IP (it seems to be blocked somewhere) and want it to be changed. My ISP says to me that they can't assign a new IP for me, can that be ...
1
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2answers
356 views

Print/list/check address blocks, matching a CIDR network prefix, from command line?

I am not much of a network person, but I understand that (IPv4) addresses can be written in a format like 127.0.0.1/16. I tried reading through Wikipedia's IPv4 subnetting reference, Subnetwork and ...
9
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4answers
720 views

How to put two subnets next to each other?

I've been using this calculator http://www.subnet-calculator.com/cidr.php, and I'm trying to figure out how to put two different subnets next to each other. For example, I want to have a /27 subnet ...
4
votes
2answers
2k views

Why does computer connected via wireless and wired have different address but same name?

I have a Thomson TG585 v7 router that can be access via a webbrowser on ipaddress http://192.168.1.254/ I have various computers connected to it via wireless or ethernet in some cases both and I've ...
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1answer
2k views

IP Address - Convert Internal Address to External Address

I am new to networking and I am wondering if it is possible that there is a way you can convert an internal IP address and convert that to an external IP address. Thanks!
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2answers
284 views

How would I go about hiding my country for HTTP browsing?

There's a filesharing site I used to use a lot which started blocking US IP addresses. I'm wondering what the best way is of continuing to download from there. I've explored a number of options. ...
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0answers
121 views

Comcast gateway parental setting block CIDR IP Range

I'm not sure if this is the right place to ask this, but I am having trouble adding CIDR IP ranges e.g. 206.111.0.0/16 to my Comcast Gateway. I went to Manage Sites and it says: Please Input a valid ...