The IP (internet protocol) is a protocol for transmitting data over packets ("datagrams"). It is the primary protocol of the Internet. "IP" may also refer to an IP address, the numerical address assigned to an IP-capable device.

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Static IP in dhcp server

I have the following situation: Home network DHCP server ranged : 192.168.1.2-99 I need to set up a static ip for a machine in: 192.168.1.91 I cant set it up from network adapter because this ...
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We're having our receipt printer provide a very unusual subnet mask. Has anyone experienced anything like this before?

Thanks in advance to anyone who can help me out with this. We're using a custom receipt printer which was bricked in DHCP for quite a while. Every method we used to change this gave no result. We've ...
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41 views

Is there a chance that an IP packet with the the same source and destination IP can get further to the network?

I have recently run into a discussion on this topic, and I think there is a need for some more detailed technical answer. I want to ask this simple and basic question: When I configure a service on ...
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27 views

Are Bouncers just for IRC?

I got to know of a new type of software that allows you to hide your IP address. A Bouncer Now are bouncers just for the IRC network or can I channel all my internet traffic through it ? If so ...
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29 views

Can I know my router's external IP address without visiting a website?

I want to know what my router's external IP address is. The only solution I have found is to visit a website like https://www.whatismyip.com/ But I don't understand why this IP address can't be ...
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Some concept questions about internet privacy that I want to be clear about

Hi in hope of getting more effective answers and help, please only answer my question from the technical point of views. Thank you. Ignore money issue. Assume I am super rich and I can even hire a ...
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2answers
61 views

Why do I have an IPv4 and IPv6 address at the same time?

I was tampering with my LAN and noticed that some servers see my external network address as an IPv6 while others as an IPv4. Why?
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16 views

What happens after trying to connect to a non existing IP address, within a wireless mesh network, organized by an active routing protocol?

Say I'm a node within a MANET running on OLSR. Within this MANET, there is one gateway who announces the network behind him via HNA messages. Now I(the node) try to connect via a socket(Berkeley ...
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98 views

Single website inaccessable through broadband / ethernet

I'm having difficulty accessing a single website on either of my two desktop computers, connected to the router using wired ethernet However it will work from my mobile phone connected across wi-fi !!...
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45 views

Mobile hotspot IP Address

Let's say I am in Oregon and I have a mobile hotspot with a Maine phone number. When I connect to that hotspot on my laptop, would my public IP show from a range in Oregon or Maine? Are there any ...
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12 views

Connecting to an alternative modem hooked into the network

My online work requires me to be able to switch IPs for certain testing and debugging and since my ISP is not able to deliver more than 5 public IPs for me to use, I made a bold move and bought myself ...
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42 views

port forwarding not navigating to correct internal IP

I have just set up the Netgear C6300 Cable Modem Router and re set up all my internal IP's so my main PC will always be 192.168.0.2 and my server (ubuntu server) will always be 192.168.0.10 I have ...
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6answers
137 views

How to find the host IP using Auto IP

I have a device that I'm trying to connect to. It seems to have Auto IP working, so that when I plug my machine into it I get assigned the address 169.254.163.41. I need to know the IP address of the ...
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1answer
34 views

apache loads externally but not locally

I just recently upgraded my internet and Comcast sent me a new router/modem in one; the ARRIS TG1682G. I thought I was having all sorts of issues port forwarding with this router until I took a ...
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1answer
29 views

port visible but not accessable

I have port 80 open through my router, I have disabled my firewall, and canyouseeme.org sees port 80. yet I can not navigate to my IP address which is my web server. How can my port be visible yet I ...
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2answers
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Using the same `WiFi` - not able to access the localhost of my desktop in to smartphone

I have a application which is running in my laptop as localhost:3000/xyz. My laptop and smartphone both are using the same WiFi server. I am trying to access my desktop localhost in my smartphone ...
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29 views

Use the Static IP from my root Server to send Mails from my dynamic IP

Here i have the following scenario. I would like to maintain my own mail server due to data integrity and security risks. Also for easy backup etc. The problem is, that my ISP here in switzerland only ...
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2answers
26 views

How to get info on a router-attached device other then IP and MAC?

My router shows a connected device (IP, MAC address), and I would like to find more info about it since I do not recognize the device. How can I do that? I am working on a Windows box.
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60 views

Name the scope and what layer of the tcp/ip model the following address belong to

For the following addresses, 136.206.11.5 0C:5F:56:C0:DD:08 PORT 80 These are the questions: What is the scope(LAN,internet, machine)? What layer of the TCP/IP 4 layer is the model is involved? ...
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45 views

Confusion in IP address configuration! Traceroute/pathping

When I query for my public IP address it obviously shows an IP address from Public cass typically 1.22.112.x. I have a Dlink router which is configured to DHCP and I am guessing my router also gets ...
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2answers
80 views

Block a domain (with all domains) system-wide

I'm trying to block my computer from "accidentally" sending any requests to a certain domain I don't trust (and all of it's subdomains). I tried adding this entry to my /etc/hosts file: 127.0.0.0 ...
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4answers
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What layer of the TCP/IP do MAC addresses and IP addresses belong to?

Can anyone also tell me why we have 2 layered models(OSI AND TCP/IP)? Just having a bit of trouble with the question above. Can anyone kindly help?
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IP address rules for each octet

This Wikipedia article on IPv4 addresses states the valid range for each octet is 0-255. However, when I enter a number that is deliberately out-of-range on my Windows 7 PC, the valid range is ...
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3answers
298 views

Netstat shows very large number of connected IPs

I just ran netstat on my computer and found a large number of remote IPs connected, at least one of which shows as being from a website which when I googled was listed as a known scam site -- a site ...
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2answers
82 views

how to get ip address of centos 7 vm?

I have a centos 7 virtual machine on my mac. I'm trying to get its ip but can't find it. and and
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88 views

Strange local IP address

So, my computer "thinks" that it's IP address is 25.73.213.34 . Tracert-ing that IP confirms that it is my computer's IP. But this IP doesn't look like a local address, and when i looked up it in an ...
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32 views

Unable to access some Utah websites

I know this has been asked before, but I don't find an answer that addresses my particular issue. I would like to know how to use IP trace software (like Magic NetTrace) to figure out who is blocking ...
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17 views

detect if IP using a proxy from terminal

I'm trying to do check/detect from terminal or AppleScript if a given IP return to a Proxy. I don't see how to do that which ping/ traceroute etc.. Any idea?
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36 views

No default gateway in Engenius router. Cannot configure Access point

I am trying to setup my Engenius router. This you can do by connecting the Ethernet cable from your laptop to the router. When you're setting up your Acces Point you need to set, according to the ...
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1answer
29 views

Find third and n-th level domains in a network

In this page an example about how domain naming works is provided. The second-level domain is utexas.edu, then some third and fourth level domains are listed, like computerstore.utexas.edu and www....
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2answers
34 views

Is this subnetted IP address valid?

I'm learning subnetting at the moment and I'm unsure whether this is considered a valid IP address. 150.16.5.255/21 My teacher asserts that this is invalid because it is a broadcast address of one ...
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48 views

Only 2 Clients connected, yet router shows 4 IP addresses in the DHCP list

There are at present 2 devices connected to my home WiFi network, my laptop and my Raspberry Pi. The MAC address table on my router configuration page shows 2 clients connected but my DHCP client list ...
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25 views

How do I write access to users regarding SSH server for remote control in Linux Mint?

SSH server is on computer #1. Computer #1 is running Linux Mint. Computer #2 is running OS X. I used the following command: ssh mike_10.0.0.188 The IP address is from ifconfig from the terminal as ...
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Got banned sitewide from a website and I can't figure out how it recognizes me [closed]

I have an ipv6 address, I changed it many times and cleared cookies and flash cookies but that didn't work. The first part of the IP address stays the same whenever I change it, not sure if that's ...
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How to connect android fone to laptop via router

I have a setup of Laptop, router and phone using IP address. I can access the router on laptop but I can't access the cellphone via IP and fine can't access laptop on IP. router is is managing dhcp. ...
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65 views

How to find the IP of an embedded Linux device

I am building a small embedded Linux device, providing a simple TELNET server to the users for changing the IP address and other required configurations (no console access is available). Should ...
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3answers
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How to load the new website IP in Windows?

I'm trying to access a website but I can not make my computer or router to recognize the new IP address. Previously, it took little time for this to happen but lately I'm waiting up to 24 hours. How ...
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2answers
41 views

How can I get a new IP address assigned to my NetGear CG3000D-RG?

I have a cable modem/router combo ( Netgear CG3000D-RG ). For... reasons... I want to change my IP address. Before, when I had just a standard cable modem, I was able to do this via windows by ...
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1answer
37 views

Port Forwarding to changing internal IP address

I have a security IP cam that I like to check remotely. I have set up my router to forward to the port I have assigned to the cam, etc. Here is the problem. My ISP router periodically changes the ...
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19 views

two interfaces conflict when running two instances of CherryPy

I am running small database website on CherryPy (legacy, not mine codebase) for our lab at The University. We had production host and CherryPy instance (database.uni.edu, mapped to static IP xxx.xxx....
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118 views

How can I host website over the internet using Apache2 and Ubuntu Server?

I'm running Apache2 on Ubuntu Server 15.04. For simplicity, I removed all the routers in between. Presently, my server is directly connected to the internet. All that is there in my home network is ...
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1answer
47 views

How can I make a website “see me” as a totally new connection?

I'll summarize my problem as concisely as possible. I'm taking an online real estate course that requires, by law, that I spend a certain amount of time in each unit. For 2.5 months, the timer on the ...
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146 views

How does AWS convert an IPv6 address to an IPv4 address when whitelisting “My IP” address

I recently had to whitelist my IP address in an AWS security group using the "My IP" option. It worked perfectly and displayed an IPv4 address, but when I looked up my IP address with Google I got an ...
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1answer
33 views

Port forwarding is messed up

recently changed Hikvision Cube IP camera's (DS-2CD2412F) port and then after it does not work. I also changed the port forwarding in the router. It works only for 1 to 2 hrs, then it cannot be ...
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11 views

Static public IP for NAT connection

I've Installed an Apache web server on my PC. I know an Apache server can be accessed by the public IP of my computer. But in my case, I do not have a unique public IP address. Because my ISP using ...
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16 views

Connecting from WAN to LAN

I'm developing an app for my family that uses sockets to comunicate between devices in LAN or WAN. As IP addresses change constantly I am planning an FTP server for address book and TCP/IP for ...
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How to get a computer's internet (IP address) location using command line?

How to get a computer's internet (IP address) location using command line? For example, using curl or wget?
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116 views

Circumventing permaban

A couple years ago I was permabanned from an internet forum because of what essentially amounted to a misunderstanding. I still use the same account on the 'main site' that the forum belongs to, so if ...
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4answers
144 views

Difference between Network Address and Router Address

I've been reading about IP addressing and came up with the following conclusions- A subnet mask divides an IP address into network address and host address. A network address always ends with a ...
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66 views

Change local IP address programmatically?

I have a local network in my home with my ADSL(Router) modem. We can change our IP with the following setting in Windows Is it possible do it programmatically, e.g. using C#.Net?