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

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How can I keep the same IP address for one machine in my network?

I have several machines at my home and most of them are wireless. My desktop and my network drive are plugged in to my router directly. I would like those two items to always have the same ip how can ...
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2answers
3k views

Locally, External IP Resolves to Router Admin

I have a Belkin F5D7230-4 router, and I don't have many problems with it, however one thing which has always bugged me is that its admin page is accessible locally via two locations: 192.168.2.1 and ...
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1answer
447 views

Mask a class D IP address

Last time I asked about masking class D ip addresses. I found that we cannot mask class D IP addresses. But, now I have another question about masking D class IP addresses: If I want to recieve a ...
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3answers
7k views

Class D ip address

Is there mask for class D ip address? As it is for multicast, I am not sure about it. I read somewhere that D ip addressas are 32-bit network addresses and they dont have hostID, but in the following ...
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1answer
7k views

Devolo dLan 200 AVPlus not assigning an IP address

We have a set of three devolo dLan 200 AVPlus (I'll abbreviate to dd2p) set up as follows in our house: modem -> dd2p_1 --> dd2p_2 -> Router 1 --> PC1 | ...
8
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2answers
41k views

How to get the real IP address of someone using a proxy?

I was researching digital goods and security when I stumbled upon this company. One of the services they provide is "Real IP". They claim to be able to get the real IP address of users even when ...
5
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1answer
2k views

How to really change programmatically ip address without reboot (with no connection too)?

Really, I tried everything, and there is no solution that works for me. WMI - everything perfect, but I can't change ip address when there is no connection. O_o Are you joking me? How can I make a ...
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6answers
17k views

How can I get the IP address of a remote Unix/Linux machine whose name I know?

I have a Unix/Linux machine aster-star-98 in our company but it's on a different network. How can I get the IP address of that machine? If I could enter the complete address of the machine and ping ...
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1answer
1k views

Cisco IP communicator unreliable for incoming calls - IP address conflict?

My workplace uses Cisco IP communicator as a softphone for employees. I have found it to be quite unreliable for receiving incoming calls. When my wife calls me, she intermittently gets forwarded ...
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7answers
32k views

Show all machine's internal IP addresses (Windows XP)?

I have 3 Windows XP machines connection in a small home network. (2 of the 3 have no screen or keyboard.) What's the easiest way for me to find out each of the machines internal IP addresses? Is ...
3
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3answers
11k views

Full URI to a file on another machine in our local network?

On our small-business Windows XP network, I have a file in f:\MyDir\SubDir\text.doc What would be the URI for that file while I'm on another machine.... if all I knew was that machine's IP address, ...
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2answers
17k views

Can someone please explain ifconfig output in Mac OS X?

When I do ifconfig on my Mac, I get a list of the following interfaces: lo0 gif0 stf0 en0 fw0 en1 vmnet8 vmnet1 I wonder what each interface is. Also, which of these is the IP interface ? I don't ...
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3answers
3k views

Connect to {MACHINENAME} from iPad

I have a website in development running under IIS 7.5 on a Windows 7 machine. From my PC, I can browse to the site via: http://localhost/mysite http://mymachinename/mysite ...
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1answer
1k views

Unable to access bbc.co.uk - “Error resolving hostname www.bbc.co.uk: timed out” - possibly proxy related

I'm having some problems accessing bbc.co.uk. Each time I try I receive the error message: **Connection Error** Unable to connect to the requested site. **Details** Error resolving hostname ...
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2answers
415 views

Can I disable warnings about IP conflicts?

Running Windows 7 x64 Ultimate. I travel with my laptop back and forth between home and the office, and usually hibernate as opposed to shutting down, so I do not need to reopen all the documents and ...
1
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1answer
871 views

Strange LAN failure: what possible cause?

My home machine is intermittently failing to send data (via ethernet) on my LAN. There is a 4 port wireless router, with 3 other devices that are working fine. I've tested two of them with ethernet ...
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2answers
1k views

Should I use the same IP address and hostname in each OS for dual boot machines?

On my home network I have both a desktop PC and laptop that dual-boot windows/linux. I assign static addresses to all my computers (I have other single OS ones as well). I want to know whether it's ...
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2answers
2k views

How to filter out information in Wireshark

I am not interested in any information about network activity from any address that starts with 192.168. How can I make Wireshark hide those?
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1answer
1k views

tools to hide ip and mac address

Are there any fast and free software to: Hide my IP address without proxy server as it changes the layout of the web site and makes it not fast at all. Dynamic MAC address generator to change it ...
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2answers
4k views

Can't get IPv6 address using radvd on wireless interface on windows, wired works fine

I set up my router to use OpenWRT and set it up to use IPv6 using a tunnel form SixXs. I'm having problems with stateless autoconfiguration using radvd. On my computer, wired connection can get its ...
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9answers
3k views

Tracking my home IP from anywhere on the internet?

I have an ISP that serves semi-permanent IPv4 addresses. They can't promise fixed IP addresses, but unexpected changes are quite rare. This begs me to ask however: what would be the easiest/most ...
7
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3answers
2k views

Why do the IP addresses randomly change?

I have a network with the following: Cable modem with static IP address Router Desktop - Win 7 VM Host - VMware ESXi 4.0 A couple of VM Guests - Windows Every now and then my Win 7 PC is unable to ...
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4answers
7k views

How to find out what computers are connected to an access point/router using Linux terminal?

I would like to determine what computers are currently connected to my access point/router via the command line in Linux. How can I do this?
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1answer
983 views

Dynamic to static internal IP address (Snow Leopard server)

I purchased a new Mac mini server, since my old iMac, which was a server pretty much died. My problem is this. How do I change my internal IP address for my mac mini server to a static address, like ...
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3answers
85k views

Why is Windows' default IP address 169.xx.xx.xx?

My Windows system got an 169.xx.xx.xx IP address the other day, and I fixed the issue, but why did Microsoft chose this address as the default? Why not 1.xx.xx.xx or 255.xx.xx.xx? Did one guy at ...
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4answers
7k views

Change IP address of the network card?

How can I change IP address of my network card which have an odd IP address 169.254.57.200 which is not known by my router? My router has IP addresses 192.168.0.2 - 168.168.0.254 I have problems with ...
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3answers
12k views

What is the maximum number of IPs that can be assigned to a given computer?

I really need to know this for a linux server, but since it also applies to client OSes, I figured the question should be posed here instead of server fault.
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1answer
19k views

Adding localhost entry to Windows\System32\drivers\etc\hosts file with port number

I have set up a local site under IIS 7.5 under port 900. to access it I should type localhost:900 in the address bar. I'm a little bit familiar with the System32\Drivers\etc\hosts file and I know I ...
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1answer
6k views

Outlook 2010 Block Email by IP Address

I have Outlook 2010. Is it possible to block incoming email using its IP Address? I have had a look at filters and the Junk Emal settings, but cannot find a specific IP Address filter. Question: ...
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3answers
764 views

Wireless router's ip address

Does my wireless router have an ip address that's independent of my computer's ip address? Is there any way to determine what that ip address is? Note: I'm not talking about the internal router ip ...
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3answers
5k views

How to bind IP address to MAC address in Windows XP?

I want to bind IP address to MAC address on my computer, how to do it?
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2answers
3k views

DD-WRT WAN IP Address Lease Time

Is there a way to reduce the lease time of the WAN IP address in DD-WRT? It seems like this should be an easy setting to find, but I'm not seeing it anywhere in the settings.
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1answer
18k views

Get Hostname from IP address/MAC address

I have a list of IP addresses and MAC addresses connected to my local network, but I need to get the hostnames of each device, is there a command line or terminal (mac) command for this?
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2answers
371 views

Setup router with 1-1 NAT

How do you setup a router, or if possible the Linksys WAG160Nv2 router to 1-1 NAT. I am asking this as i will like to give one of my LAN computers a Static "External" IP (which i've got from my ISP) ...
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1answer
553 views

How does tumblr point to your domain?

Lets assume I have a tumblr account: http://sheehan.tumblr.com Tumblr allows it so that it can point to www.sheehan.com if I enter an A-Record. How does Tumblr scale this to millions of users? How ...
5
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7answers
11k views

Make dynamic IP address fixed?

I am using Time Warner cable internet service. My IP address changes every couple months. However, I need to access some access limited servers which has firewall rules on it. Is there any way to ...
2
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1answer
9k views

How can I allow a Limited User to change TCP/IP settings, while strictly maintaining the principle of least privilege?

In Windows XP or Windows Server 2003: I have a laptop configured with software for network-based vulnerability scanning of systems. The reason this is put on a laptop instead of a desktop or server, ...
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2answers
10k views

Mac change ip address from terminal

I want to change my ip address from terminal in mac. So i used the following commands. ifconfig en1 192.168.110.1/16 route add default 192.168.110.1 if i change the ip here. It is getting reflected ...
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1answer
2k views

Can I learn someone's IP address by Skype text chat?

It may be possible to learn on voice or cam conversation but is it possible by text chat? If so how can I?
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1answer
238 views

IP Address Changing

How can I go to the same website but use a different IP address every time? Does TOR do this? I want to access a site but not have it know that the same IP is hitting it everytime. TOR or ...
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1answer
2k views

Get a user's current IP address from Skype

This is assuming that you (/police/ISP) can get the [rough] location of a laptop based on IP address. If your laptop is stolen, and the thief unwittingly connects it to the Internet, and you have ...
2
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3answers
21k views

How to find out ip address of router

How can I find out what IP my router on my local area network is using?
8
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9answers
16k views

Can ping fine but no browsing

I've got a laptop which has a verified internet connection. I can ping www.google.co.uk and receive a response no problem. However IE, Chrome, Firefox, MSN messenger cannot connect to the internet. ...
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10answers
67k views

What regular expression can I use to match an IP address?

With the following grep syntax I want to match all IP address in a file (from a ksh script) grep '[0-9]\{1,3\}\.[0-9]\{1,3\}\.[0-9]\{1,3\}\.[0-9]\{1,3\}' file The problem: It also matches words ...
2
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1answer
1k views

What is the purpose of the network id?

I know that for addresses like e.g. 192.168.17.5 with 255.255.255.0 subnet mask, address 192.168.17.0 is the network id and 192.168.17.255 is the broadcast address and that valid hosts are from ...
3
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5answers
13k views

Can you have a class C IP address with a subnet mask of 255.255.0.0?

Can you have a class C IP address with a subnet mask of 255.255.0.0? What happens when you have a setting like this?
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2answers
75 views

how to broadcast/multicast a service over the network for clients to discover without any need for server IP

how to broadcast/multicast a service over the network for clients to discover without any need for server IP? how to let other clients discover the service from a server, without the client requiring ...
0
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1answer
5k views

Block incoming traffic from specific ip address

How do I block incoming connections from a specific IP address in Windows XP without installing a firewall? I've found this: http://www.ehow.com/how_5038640_block-ip-address-windows-xp.html But I ...
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3answers
900 views

How to find the next IPv6 address in a sequence

I have a /96 block of IPV6 addresses and i'm wondering how i could some how find the next address (Since ipv6 addresses can contain numbers and letters). I know the first address could be in numbers ...
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4answers
3k views

Should I use VPN to Remote Desktop from outside my home?

I want to access my home computer from my work. Should I use a VPN network setup and make a RDP connection then? Or is it possible to use RDP by typing in my ip-address without VPN?