Tagged Questions

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

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8
votes
3answers
24k views

Whats the meaning of 10.0.0.1/24 address of my computer (ip addr - command)?

Whats the meaning of 10.0.0.1/24 address of my computer (ip addr - command)? 1/24 and not 0/8 10.0.0 range and not 192.168.10
5
votes
2answers
2k views

I'm Looking For A Good Resource For Learning DNS, IP, and Network Addressing

Any recommendations on books, websites, or other resources for learning Internet Protocol, the ins and outs of DNS and how Networking and IP Addressing works? I have a fundamental knowledge of this ...
1
vote
4answers
3k views

Is the WAN IP of an ADSL modem likely to remain the same if it is not rebooted?

Is the WAN IP of an ADSL modem likely to remain the same if it is not rebooted? Is an ISP likely to change the WAN IP while the modem is in session?
2
votes
4answers
1k views

Do you get given your own IP address on dialup?

Do you get given your own IP address on dialup? I am trying to test remote connections from outside my LAN. Will I be given an IP address that I can use for remote desktop and assistance?
0
votes
4answers
555 views

Does a dialup connection usually give you an IP address?

I am trying to test remote connections to my LAN. If I use a dialup connection will I get an IP address I can use for this purpose?
6
votes
4answers
12k views

Getting the local IP address in Ubuntu 10.04 LTS

I am trying to get my locally assigned IP address from Ubuntu 10.04 LTS with ifconfig and what I'm getting is my external IP address (in other words, it's the same IP I see on whatismyip.com) When ...
4
votes
3answers
2k views

Given a PC's MAC address, can I find its IP?

Is there a way to get the IP address when all you have is the MAC of an item?
4
votes
9answers
26k views

Getting IP Address of Access Point

recently I turned my Router to a wireless access point for my home network. Unfortunately, I forgot to note down the AP's IP Address and Subnet. How do I reliably get the IP of my AP? Thank's in ...
0
votes
1answer
171 views

Why does ping'ing another inet machine from MacBook get netgate's IP address?

I have three machines in my home network connected by a wireless router. One is a server installed with Linux at 192.168.1.1. Another is a ThinkPad with MS Windows XP at 192.168.1.2. The last one is a ...
1
vote
1answer
3k views

How to specify a different ip address in virtual box guest os

I am using Windows 7 as the host. And xp as guest. I've already check out this site: http://forums.virtualbox.org/viewtopic.php?f=3&t=17232 But the info is not complete. What do I need to set ...
1
vote
3answers
185 views

how do I find the ip address of a host on a Windows network?

There is a machine on our network called owner-pc. I want to learn its ip address. I'm not sure which computer it is, and I don't want to trundle to each station to figure it out. When I ping it from ...
0
votes
4answers
1k views

How does Windows Remote Desktop Connection know which computer to connect to?

How does Windows Remote Desktop connection work? An IP address is used to connect to the computer but....how can that IP be accessed from anywhere? If, for example, the IP address is 192.168.1.55, ...
1
vote
6answers
2k views

Why we can change our IP address?

I came across some websites that offer to change our IP addresses. One says we can surf the net anonymously, including changing our IP address and location. Most of the software packages are not free, ...
1
vote
5answers
674 views

How do I get the IP Address of my router?

How can I find the address of my router in my network?
1
vote
3answers
2k views

ADSL Modem/Router sometimes hands out incorrect IP addresses

My setup is as follows:- Main ADSL modem / router (switch) configured as DHCP server with address range 192.168.0.25-60 The office machines are configured with fixed IP ( not in the same address pool ...
3
votes
3answers
3k views

LinkSys router suddenly cannot get an IP address

I have a linksys router WRT54G2 connected to a cable broadband. Just last week, everything was working perfectly - I would be able to connect my laptop to the internet using WiFi. However, starting ...
3
votes
1answer
6k views

Assign IP's to certian mac addresses in dd-wrt

I have a Linksys WRT54G/GL/GS that I am running DD-WRT v24-sp2 (10/10/09) vpn - build 13064 on it and for the life of me I can not find a way to assign ip's based on Mac address. Basically I have a ...
11
votes
1answer
11k views

How does a NAT server forward ping ICMP echo reply packets to users?

NAT uses an IP address port number combination to hash the outgoing requests. Since ping requests consist of ICMP echo request packets, they do not have any associated port number. How does a NAT ...
1
vote
7answers
6k views

In linux, how can I get my IP address - ifconfig and ip addr show are not working

This should be simple, but the machines we ssh into don't seem to have the regular commands. Are there any other simple ways I can use to get my IP?
3
votes
5answers
1k views

how IP ban system works

Can anyone tell me how the IP ban system works. I have Dynamic IP, every time i start my PC I have a different IP. I want to know how a site (like a chat system) knows my IP and it keeps me banned... ...
24
votes
14answers
16k views

IP Address vs MAC addresses

why do we need ip addresses if mac address is enough to identify the machine???
4
votes
1answer
1k views

IP address spoofing using Source Routing

With IP options we can specify the route we want an IP packet to take while connecting to a server. If we know that a particular server provides some extra functionality based on the IP address can we ...
2
votes
2answers
2k views

Display tracert on Google or Bing Maps

Is there a program of perhaps website that can display a list of ip-adresses on Google or Bing maps? For instance, if I do tracert -d www.youtube.com, I'll get a bunch of IP-addresses, displaying the ...
1
vote
0answers
194 views

Is there a screensaver that displays the IP address in quite large font? (Win XP) [closed]

Preferably one that doesn't make blasé animations a mandatory option.
2
votes
1answer
187 views

Find if IP Address is in use

I'm trying to find if an IP address is in use. I don't want to rely on ping, as most of our hosts have ICMP echo and reply turned off. I'm looking for something that mimics window's "IP Address ...
3
votes
4answers
2k views

finding IP address using Linux command prompt

I'm looking for a way to get my IP address using the command prompt in Linux. I know when you type "ifconfig" you can get your local IP address (i.e. 192.168.0.103), but I'm looking for my IP address ...
1
vote
3answers
3k views

Map IP address to localhost (locally) under Windows 7

So basically I want to map the IP address 1.2.3.4 to localhost. So that when I browse to: 1.2.3.4/somepage.html It will fetch: 127.0.0.1/somepage.html Does anyone know how I could go about doing ...
2
votes
3answers
783 views

Opera doesn't recognize 0.0.0.0 as localhost. Is this behaviour standard-conform?

Opera (version 10.10) under Linux (don't know about other OSes) does not recognize http://0.0.0.0/ as local address (http://127.0.0.1/) , while Firefox does. What is the difference between these ...
0
votes
1answer
456 views

Cannot access router outside of network [closed]

My router's ip cannot be accessed using my phone. It just says server not found.
0
votes
1answer
612 views

Which subnet masks are valid for a subnetted Class B address?

Yes, this is a school question, and yes I already know the correct possible answers (supposedly), so I'm not going to bother posting them. Instead, I just want to understand the meaning of this ...
7
votes
5answers
13k views

Is it possible to host a web server from behind a NAT

My PC is behind a NAT router that has a public IP address. If I want to host a website then I believe I need a domain name which I can purchase from some site which would pledge to resolve all DNS ...
2
votes
1answer
209 views

Selecting which IP address to use for outgoing requests from behind a NAT

Our organization has several external IP addresses. I am behind 2 layers of NAT and the servers choose which IP address to route my traffic to. Can I specify which IP address to use when finally ...
0
votes
2answers
424 views

make localhost to be seen by other ip

I have installed XAMPP server (and it works fine), but I want to show to somebody what i'm working on, so is there any software that allows anyone to enter my IP and see my local server server ...
3
votes
3answers
902 views

Why can I no longer access a particular website that I have been visiting for years without issue?

There is a private forum site that I have accessed without issue for a long time. As of about 2 weeks ago, without warning, I suddenly cannot access the site through any browser. My first assumption ...
0
votes
2answers
2k views

IP addresses not updating, but showing correctly in the DHCP Address Leases

I first noticed this when I tried a RDP to wxp-38-shop and it connected me to the computer wxp-alvinm As you can see in the picture I pinged wxp-38-shop and it shows a different IP then whats given ...
2
votes
2answers
11k views

How to find my VPN client IP in windows

When I run ipconfig and I get the following: C:\Documents and Settings\grmsrh14>ipconfig Windows IP Configuration Ethernet adapter Wireless Network Connection: Media State . . . . . . . ...
8
votes
2answers
16k views

How can I specify IP and ports for a hostname in the Windows hosts file?

I want to specify host names with two different ports in the Windows hosts file. Is there a way to do it? Or is it not allowed by Windows itself? I have been wasting my time searching for the ...
0
votes
5answers
5k views

How do I find the IP address of a Dlink wireless router?

How do I find out the IP address of a DLink Wireless router that I have plugged into my Wireless Router? I want to reach the admin page and change some settings but I dunno how
4
votes
1answer
373 views

Why does MacOSX try to resolve zero padded IP addresses as host names?

This one caused a friend some headache when setting up a switched internet connection which had zero padded IP addresses in the configuration paper like so: 192.168.019.254 No matter how he tried to ...
2
votes
2answers
3k views

Difference between intranet IP Address and internet IP Address

My computer has 2 IP Addresses, one is 192.168.1.100 and the other is 78.x.x.x. If connecting to a socket, what IP address would a program outside of my network use, and how would it differentiate ...
5
votes
3answers
838 views

What happens when all IP addresses run out?

I recently read an article in which they wrote that that there will be a time when there will be no more IP addresses available. Is that right? Do I need to register a website now just in case?
3
votes
3answers
28k views

Configuring static IP address for using Remote Desktop Connection

I have a static IP address provided by my ISP. I have three machines at my home. I want to remotely access one of my machines (Windows Server 2003) using Remote Desktop Connection from any location. ...
2
votes
3answers
4k views

Can't connect Printer (MP980) wirelessly(or with ethernet) to computers

I have an N1 Vision, it gives devices an IP in the 192.168.2.x range and I've just connected my printer to the network using ethernet and on the printer's screen (the printer is canon MP980) it says ...
2
votes
1answer
534 views

NIC card using strange IP address

I'm using Windows Vista on a laptop, and while my wireless card works fine and takes the address the wireless router's DHCP server gives it, for some reason when I plug my (built-in) laptop NIC port ...
1
vote
4answers
1k views

How do I discover my public IP Address? [duplicate]

Possible Duplicate: Getting my IP address? The connection provided to me by my ISP works on DHCP and it assigns a Class C (LAN) IP address to my Network adapter automatically. for example : ...
1
vote
2answers
186 views

Can no longer reach DHCP server

I've read some of the other DHCP questions here, but my problem is a little different. I have a home laptop that has been working fine for ages. I brought my work laptop home at the weekend to finish ...
2
votes
2answers
11k views

How to remove .local dns suffix on Windows 7?

I am using a speaker share application called SpeakerShare. What it does is simply share a server's speaker. When I am trying to connect to a server from a client, the server returns ...
1
vote
5answers
449 views

Mnemonic external IP

When diagnosing networking problems, I ping to: My local IP My gateway IP An external IP An external domain name Usually, when troubleshooting, the internet is unaccessible, then I need to ...
6
votes
6answers
6k views

How to know the IP address of a Mac when it is in network

My Mac Mini is connected in a network (LAN). As every one knows, each connected machine in a network has a unique IP address. My Mac mini's IP address is: 192.168.32.164 My Mac is connected to the ...
0
votes
2answers
634 views

WiFi IP filtering?

Is it possible for a WiFi host to filter WiFi service by a computer's local IP, similar to how it's possible to filter WiFi clients by MAC Address?