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Questions tagged [ip]

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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Have static IP. why is my ip showing router ip

I have a block of static IP addresses from my ISP (Centurylink). The block is 8 IPs, 5 of which are usable. Lets say x.x.x.0 - Network Reserved x.x.x.1 - Assignable x.x.x.2 - Assignable x.x.x.3 - ...
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3answers
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How to connect IP network to remote outbuilding

At my lakehome I have a great Internet connection with both wired and wireless devices. And I also have a garage some distance from the house that I want to build an office into with a wired ...
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2answers
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Point to Point connection over regular internet

I was wondering if this is possible. Looking to connect PC1 to PC2 over regular internet, but for both of them to look like they are on the same ip network (192.168.1.xxx). When I say regular ...
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1answer
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Changing IP address with user configuration in Chrome

Can I somehow make my IP address appear different when I log for Example in Facebook? I don't mean something like proxy server or VPN rather something similar to changing User Agent in Network ...
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Cannot access my VPS while it connect to a VPN

I don't know if my title is correct or not, but here's my problem. I have a Ubuntu 16.04 VPS that has a public IP x.x.x.x In my VPS, I connect to a VPN server with IP y.y.y.y using PPTP. After that,...
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2answers
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More on Supposedly Dynamic IPs

There are a few reasons why I'd like to be able to change my ip address, and none is shady. Here's one reason: I do a fair amount of internet research. On one project, I found that I was blocked from ...
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15 views

allow other networks to connect to my computer through the internet

I am trying to create a virtual machine with virtualBox which can be accessed from other networks. I explain myself more; I have an application in my virtual machine and I want that from another team ...
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1answer
38 views

How to find out IP of WiFi hotspot I connected to?

I am connected to my friend's WiFi hotspot (the hotspot is on a laptop with Windows 10). How can I find out his IP? Is it even possible? I have tried to use Wireshark but I have no idea how it works.
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00:00:00:00:00:00 mac address in dlink router [closed]

this morning I logged into my router and I found all my devices, and 00:00:00:00:00:00 mac address with 0.0.0.0 ip; then I made some tries and I seemed that when I turned down, only the screen, on my ...
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2answers
48 views

Do IP bans affect everyone in the house that uses the same wifi? [duplicate]

Heres an example, Lets say person 1 and person 2 like to play the same game, person 1 gets IP banned for botting in the game but does person 2 get affected? lets say they both use different pcs but ...
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1answer
26 views

why are ip addresses overlapping in packet tracer? 202.101.99.192 overlaps with GigabitEthernet0/1

This is my router! the topology is one router connected to one pc on g0/1, on g0/0 its connected to a switch then connected to a pc. the whole network is 202.101.99.0/24, using VLSM we had to break it ...
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529 views

Bridging Traffic on a LAN w/o DHCP

I want to establish a low-latency, wired, local-area network (LAN). I have a handful of ubuntu linux machines (en route), but I only have command line access to one of them, call it box-a. As part of ...
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Comcast Modem (10.1. xx ) ip address to WIFI Pro Router (Router gets 10.1xx ) ip address issue

I have a comcast business internet service (comcast modem/router) with static IP with 10.xx series. For better coverage we have WIFI pro router connected to comcast and the router gets an IP address ...
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1answer
192 views

Static IP device (10.0.0.xxx) left behind; network is now 192.168.1.xxx - what to do?

A while back, I changed routers. The new router was configured to use 192.168.1.xxx for LAN addresses. Everything I had (I thought) was using DHCP, so I let everything grab a fresh 192.168.1.xxx ...
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Lenovo WLAN card WPA2-Enterprise APIPA

Our Lenovo laptops (different models) probably at the same time started APIPA. The network is WPA2-Enterprise, certificate auth. Error message: IP doesn’t have a valid configuration. Model: E570; NIC ...
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2answers
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NAT and NAT tables

I am trying to understand how NAT and NAT tables work but cant seem to find answers online. I have a few questions regarding NAT. Assume TCP connection made. Assume router has WAN 201.22.14.15 1) ...
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0answers
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Container port/service accessible from all host IP's with docker custom bridge linked to IPv4 alias on Synology NAS

Good day all. I Have a question regarding Docker on a Synology NAS (Linux). I have a Ubiquity Unifi Controller container running on this NAS. (jacobalberti/unifi) This image needs specific ports to ...
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38 views

Internet connection issues when lease expires

Except for Google/G+/Youtube & sites like stackexchange.com and so on and a few websites were connecting to the Internet, and rest it didn't Microsoft Windows [Version 6.1.7601] Copyright (c) ...
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IP address conflict according to Linksys

Apparently my Arris SB8200 Modem is causing an ip address conflict with my Linksys AC2200 Velop Mesh Router. The web gui address for the SB8200 is 192.168.100.1 and Velop is 192.168.1.1. According to ...
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1answer
40 views

How does the Network work if I add route address as its own ip

My Window PC has ip address 10.10.70.89 and default gateway is 10.10.191.1. route ADD 192.168.30.0 MASK 255.255.255.0 10.10.70.89 I've tried to execute the above command. So route table has my ...
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1answer
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Why Isn't Netdiscover Working On My Virtual Machine?

I am doing a vulnhub CTF walkthrough (Lampiao). I have my main VM set up using Kali Linux in VirtualBox. The victim VM is the Lampiao machine. I am supposed to run Netdiscover on Kali to search for ...
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1answer
26 views

How to create connections from different IPs

I want to have four connections which have different IPs on the same country from different locations so that system administrators can not detect the relation that all requests are coming from ...
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29 views

How to check if two CNAMEs point to the same IP address?

I have two CNAMEs and want to verify if they point to the same IP. What is the best way to do it? Input file: cname1 cname2 cname3 cname4 ... Here is the code I have written: #!/bin/bash while ...
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Match SNORT IP alerts to specific URLs

I have SNORT running on an Ubuntu 18.04 server. I have alerts firing off but the alert logs come through as IP addresses. I have a list of websites the system has visited throughout the day. Is ...
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2answers
336 views

What are the methods used by GeoIP services besides WHOIS info? [closed]

I was just wondering how GeoIP services collect data about IPs geo location besides checking IP address WHOIS information. For example I stumbled upon this website, that says that IP 74.207.244.221 is ...
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Remote accessing to a computer with static private IP through a router with known public IP via SSH

I would like to access a computer behind a router through SSH from any remote address. I have basic UNIX operating and some coding backgrounds, but I have minimal networking background. The machine I ...
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4answers
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How to communicate with a device that has an assigned “0.0.0.0” IP address?

I have an piece of industrial equipment that runs on a pretty basic OS called VxWorks. I usually communicate with the system for troubleshooting purposes by setting my IPv4 IP to the same range as the ...
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3answers
96 views

IP address conflict - what can be this? [closed]

OK guys I'm running Win 7 HP. The router was turned off for the night and now when I opened a browser I first got this pop-up. At that time there was no one else at home using the Wifi. I was not ...
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1answer
66 views

Connect two networks via an iMac?

Ohai guys. I have a question regarding a setup and as a fresh trainee, I am having problems since there is barely any information on the internet let alone a similar case. The current setup: 2 ...
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manage communication between 2 embedded devices without IP

I am currently working on a project with two embedded devices connected. the devices are low power scale, hence im looking to minimize the overheads of protocols will be used. my question is: can I ...
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1answer
39 views

One ip, several subdomains on several virtual machines

I don't have a lot of knowlege on administratino but here is my situation: I have a big server with only one IP address. On this server I have 9 virtualbox machines. I want all these domains to ...
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1answer
67 views

Undo routing table addition

I followed the instructions in this question to add an entry to my routing table to solve my collision problem while on a public Wi-Fi network. This is what I ran: ip route add 10.52.0.14/32 dev tun0 ...
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1answer
29 views

Debugging name resolution with Windows and APIPA

For lab equipment I use default settings everywhere and they use IP auto configuration (APIPA aka zeroconf I think); I've put them on a private switch. I was always able to to address them via their ...
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1answer
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Using Fritz!Box 3490 to forward external traffic to internal servers

I have a Fritz!Box 3490 along with 5 usable external IPv4 addresses provided by our ISP. The Fritz!Box is to replace our existing DrayTek 2925. One of five IP addresses is an MX; so we use that IP to ...
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How can I be sure that I get an authentic response of a requested IP address?

Normally you perform a login to your ISP using the given user credentials. You then get allocated an IP address and get access to their internal name servers, so that you can ask for a certain domain ...
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1answer
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Can a client with a public ipv4 address communicate with a server with a public ipv6 address?

and if so how will the header look like? I mean if the client sends a ipv6 header what will the source address be?
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How to quickly know if an ip is blocked by the proxy server?

For example, if a computer(linux) in a company's network wants to connect to some websites like google.com in the internet, it needs to route the connection through a proxy server provided by the ...
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1answer
44 views

Can Chrome be parametrized to not leak one's LAN IP address? [duplicate]

A little known fact is that some browsers, including Chrome and Firefox, have an API that lets a website get the LAN IP address of a client (often of the form 192.168.x.x or other private IPv4 address)...
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0answers
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DNS 127.0.1.1 not working because of an unknown issue

I have an internet connection through Ethernet LAN cable (connected on interface eth7). My Ubuntu OS shows that internet is connected. However, when I search on the browser, page shows that I am not ...
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Redirect Application IP Address on Windows Computer

I have Windows 10 Enterprise on a local machine and an application running on it. On start, the application attempts to make a connection to one of several cloud servers (but they're on the same ...
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3answers
185 views

can't access website by ip but I can access by fully qualified domain

So it seems I can't browse a website by IP, but I can browse using it's hostname. C:\Users\c>nslookup www.example.com Non-authoritative answer: Name: cx-cdn-bre.gss.consultix.net Addresses: 62....
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1answer
57 views

Reason for double addresses on single computer

I am on the west coast and I am using Sonic fiber internet (sonic.com). The modem provided by the ISP is Pace modem. I am running Ubuntu. In the modem configuration, I saw that my public IP is 198.xx....
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1answer
68 views

How to access my public IP from LAN

I'm currently using a Netgear router with DD-WRT firmware. I have a laptop with a camera application installed. The application uses public address and ports to operate the cameras. When I'm at work, ...
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1answer
82 views

Batch file that copies file and rename to IP address in the name

I'm not too familiar with batch files. Most commonly I use VBA/PHP, but I would like to have this one a go :). I would like to: Fetch the user's IP address, Copy a file, and rename that file to ...
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1answer
62 views

Understanding the subnet mask

I've been reading up trying to understand what a subnet and the subnet mask is exactly, but I'm still a bit confused. When I run ipconfig, the Ethernet adapter LAN Connection might say something like ...
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1answer
61 views

A connection using IP but without IP possible?

By writing in my shell the instruction that displays all the connections that my computer has, I realize that some IPs are displayed like this: 0.0.0.0, *:*, [::], [::1] and even stranger, on some ...
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1answer
180 views

Multiple Users for the same Remote Desktop in windows 7

I want to set different user id and passwords for different users of the remote desktop in windows 7. I'm having the ip for example 192.168.0.1 for remote login. I want to assign different user id ...
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1answer
22 views

Ping from VMware guest machine to the Ethernet interface of the Host machine

I want to ping from a VMware player guest machine to the Ethernet Interface of the host machine. The VMware guest machine has an adress in the VMWare Virtual Network:192.168.221.4 so I am able to ...
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0answers
205 views

Network.service failed starting: No suitable device found

I recently installed Centos 7 minimal version on my Raspberry PI 3B+. Network seems to be working ( i am able to ssh to it), but network.service is failing to start. Below journalctl output: -- Unit ...
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1answer
201 views

Disable UDP Checksum Validation on Receive

I have a source that is sending udp packets with invalid checksum headers, and I don't have control over the source. I can see on wireshark that these packets are making it to the destination host, ...