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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Unable to access routers configuration page remotely

I'm a new to networking please bear with me. I have configured an account on no-ip.com to access my cameras remotely. So after installing their Dynamic Update Client it gave me a public ...
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1answer
72 views

What are these IANA IP addresses doing in my firewall settings?

I'm running a Raspberry Pi with Raspbian, which is connected to the WAN via a VPN service. I was monitoring my Ethernet network traffic eth0 using iftop to make sure the traffic goes through vpn ...
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24 views

Serial connection over `usbip` freezes client on connection close

I have a setup here where I share a (WIFI) connection from an Ubuntu Computer (Kernel version: 3.19) via NetworkManager to a BananaPi. An Arduino is attached to the BananaPi (Kernel version: 3.4). The ...
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49 views

How to route packets from application to ip address

Is there a way to make an application send packets to different address than one it selects by default, Right now i disable all other network adapters then i start the application and then it chooses ...
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1answer
44 views

Change router ip address?

I got banned from a webstore for hitting refresh too many times. It banned my ip. I want to change my ip now inorder to access the site again.If i spook my ip will it force the isp to change the ...
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1answer
57 views

IP Address and threats [closed]

This will be an atypical question. My daughter was recently threatened over the internet(the content of which this site will not allow). We have attempted to work with the local police who know less ...
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0answers
8 views

remove link form Linux namespace

I created a namespace in Linux with 'ip netns add foo', created a pair of veth interfaces and moved one in the namespace. I set up IP addresses etc., so that now I can ping my 'foo' namespace from the ...
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93 views

Remote Login to Asus RT-AC87U Router

When I try to "remotely" login to my ASUS RT-AC87U Router, I'm getting below message and I'm not sure what to do? External IP: 17x.xxx.xxx.xxx Internal IP: 192.168.1.xx to login I use: ...
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55 views

Detect whether ISP gave me public IP address

How do you detect if your ISP actually gave you a public ip address(static or dynamic)? I mean they must have given me a public ip but how do I know if they did not secretly made me to share it with ...
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1answer
47 views

How to cycle through IP address ranges making requests? [closed]

Does anyone know how to write a bash script to cycle through the following IP addresses continually making data requests to check if they are up and working? "74.137.80.250 129.3.143.6 206.174.13.111 ...
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1answer
19 views

ADSL router - public IP for local network

Today I went to my friend and took a look at his PC. He has ADSL router ZTE ZXDSLl 831cii. So there is a telephone line to router and PC is connected to Lan1 of the router (there are also Lan2, Lan3, ...
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46 views

Ping: General Failure

I am facing a weird issue on my laptop that only Internet Explorer can access internet no other application, not even chrome, iTunes. When I try to ping any website I get an error. When I ...
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31 views

How can I check if my server enables IP spoofing through Source Routing

I have seen several articles and forum answers like IP address spoofing using Source Routing. All these articles/answers claim that the most of servers already defend me against this attack. But I ...
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1answer
22 views

What causes this extremely strange Port Forward behaviour?

The scenario Basically, for about 10 years I lived in a country where my ISP gave me a NAT'ed address on their end (MAN). So I couldn't port forward unless I paid. However that was not an option. I ...
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1answer
25 views

Trouble finding the IP adress

I use my android device to connect to my desktop. for some reasons I need to know my IP address. so I checked with Opera mini, uc browser and IPtools. and all shows a different IP address. and I'm ...
4
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1answer
1k views

Same Public IPs is possible?

As I understand two computers can't have the same public (external) IP address. Except for if those two computers are connected via the same router, then they can have (share) the same public IP ...
2
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1answer
433 views

One or more network protocols is missing on this computer

I just rebooted my Windows 10 PC, tried to connect to the internet and got a message saying "One or more network protocols is missing on this computer". The Windows troubleshooter is unable to fix the ...
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1answer
48 views

Public IP address range

To setup SSH, Amazon asks us to Enter your network's public IP address range What is my public IP address range, and where can I find it? Is this a range that is provided by my ISP? Are there ...
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1answer
27 views

IP ping works but domain name doesn't

I am working on two VMs, the domains are ArcticIce.com and GlacierIce.com They have static IPs 192.168.100.1 and 192.168.100.2 DNS running on ArcticIce.com I ran into this problem when trying to ...
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2answers
107 views

Using DHCP to get two different IP addresses for two NICs on one Machine

I am using Debian 7.0. I have one machine with two NICs connected and I want to assign two static IP addresses to this machine. Here is my configuration in /etc/network/interfaces : # This file ...
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0answers
35 views

IP release and renew return the same IP on a new LAN with different IP scheme

Something strange I've encountered for the first time. Windows 7 PC was movied from one LAN to another and still kept getting the same IP address from DHCP as it did at old LAN location. For example, ...
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0answers
29 views

OSX ntpd service tried to connect to unknown IP?

I noticed a connection attempt was made from the ntpd (time daemon) service to 180.97.106.37, which looks to be from China. The only mention of the IP I could find was referenced in this report ...
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1answer
48 views

How to access a linux server with private IP from outside network? [duplicate]

I need to access a linux servers with private ip form any network. Usually I use VPN to access those servers. But want to access without VPN. Can you guys please tell the settings need to be done on ...
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1answer
38 views

TCP RST Connection - Netflix - Only on Linux

I wouldn't have asked this here, but I am at wit's end, this makes absolutely no sense at this point. I have been trying everything. I have a single iptables rule: -A POSTROUTING -o eth0 -j ...
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1answer
39 views

How to get a network of different IP addresses on IPv6?

Does anyone know if it is possible to get a network of different IP addresses on IPv6 (not sure if they have it in my area?). What I'm thinking is maybe I could have a little network like at work now ...
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57 views

Many LXC (with Proxmox) behind a single IP address

I want to use different LXC (Linux Containers) with the help of Proxmox running on Debian. At the moment I have only one public IP Adress provided by my hoster. IP Adress: 193.111.140.1XY ...
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63 views

How do I get my nginx server on the internet?

I have a personal website and it's very small, therefor I don't want to pay for it be hosted online. After a few days of research I decided to install vmware with linux ubuntu-server 14.04 with an ...
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1answer
28 views

Why is the ICMP protocol considered to run at layer 3 when it is a payload for the IP packet?

Why is the ICMP protocol considered to run at layer 3 on the wikipedia page ? (same layer as IP) when the ICMP protocol data is a payload of the IP packet? this is the article on wikipedia that ...
59
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4answers
6k views

How do web servers know whether you're using direct IP address access?

Some web servers, when accessed using their IP address, return an error that direct IP address access is not allowed. I've been wondering for some time how this works. I mean, doesn't the browser ...
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49 views

Trouble With Port Forwarding Due to Unknown Causes

I cannot port forward correctly, and haven't been able to do so for some time. After my family switched to Comcast Business Class, I couldn't port forward anymore. I've just realized today that the ...
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0answers
19 views

Temporary server using current IP

I've got a XAMPP running on my computer and I've got dynamic IP. However I would like to temporary change my computer to a server, using current IP, so someone from outside will be capable of entering ...
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1answer
21 views

Wikipedia page modification [closed]

On a specific Wikipedia page someone (dynamic IPs, so I cannot recognize who) is continuously trying to erase a piece of historical information from that page (the page doesn't deal with politics). I ...
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1answer
41 views

Apparently inexplicable packet-loss; possibly causing slow Skype connection despite speed-tests showing good up and downstream speeds at both ends

I have done a look Whois lookup on my IP Address which is returning [redacted by instruction]. We're currently connected via Skype so I know transmissions are sending; however, when my friend attempts ...
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1answer
30 views

Default Gateway is a proxy server not router?

Default gateway of my hostel in college is not the router. Infact, its the server of my college which is 10.x.x.x(I think its a proxy). So if someone wants to connect to the router to change its ...
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1answer
18 views

disable local connection when internet connection lost

My topology is like this.. Server (PC) with 2 Network Connection 100.50.50.5 / Broadband Stick (Broadband / Internet Access) 192.168.5.101 (Local Network Connection / No Internet Access) Client ...
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1answer
49 views

How do I stop nginx from serving requests on my public IP?

I am serving 2 public sites on a Pi from my home network using nginx on Ubuntu Server. My domains point to my no-ip account; both domains work perfectly. However, going to my IP address returns one of ...
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2answers
39 views

what distinguished OSI from TCP/IP in practice?

so i am going through cisco ccent/ccna. working through the text on my own just for general useful knowledge. so in the early part of the book it goes into describing the different layers of the ...
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1answer
29 views

My domain name wont work locally but works externally

I have home server ip 192.168.1.10 and domain name eg example.com which is from namecheap. i did pointed to my Dynamic Ip have have ddclient that update my ip to namecheap A records . also i have my ...
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1answer
44 views

Are services accessed via External IP address slower than internal IP address when local?

I've got my NAS at home. Of course, I can access it via the local IP address (192.168.x.x) and the public (remote) IP address (84.x.x.). My only option when I'm outside is via the external IP address, ...
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1answer
84 views

Running nbtstat -A for a router returns a strange name

I'm following the Life Hacker guide about monitoring network traffic. It suggests that I check the devices on the network, and it returned 5 devices: 192.168.1.53 a0:1b:29:66:b1:18 (Unknown) ...
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14 views

Log of VPN connections

I would like to know if there is a log of previous VPN connections on my Mac. I am running OS 10.10.5. If my Mac does store this somewhere, how would I go abut finding it? I have gone through a lot ...
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1answer
33 views

Static IP's and moving networks, assigning through web interface or windows settings

If I were to assign a static IP to a laptop on one network through the windows interface to 192.168.1.10 (on Ethernet - for example), and then take this laptop home, will the IP address stay on this ...
2
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1answer
62 views

Different IPv4 numbers if I search on google.com or google.com.bo

If I search on google.com the words "my ip", Google returns an IP number that belongs to my ISP: About 447,000,000 results (0.46 seconds) 200.x.x.x Your public IP address But, if I made the same ...
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29 views

how to set windows firewall rules for bridged network connection?

i have created some rules in my windows firewall to grant access to only to a particular IP.. rest all connections are denied. i created a bridge between the host network and another network[ two nic ...
3
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1answer
39 views

control internet traffic in a lab using centralized software firewall

I am trying install a software firewall in our lab. How I am planning to do this is by, installing a firewall application on a computer. There are two network adapters attached to this pc, one is ...
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1answer
33 views

Can I have different sessions with different servers for the same service?

As already known that one domain can have multiple IPs with multiple servers. So if I open for example my Yahoo account, then I'll have a session with one of Yahoo servers. My question: if like after ...
29
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3answers
5k views

How does my router resolve a URL like http://router.asus.com/ to its IP address?

Typically I connect to my router by its IP address of 192.168.1.1. However, I am also able to connect to it at the URL router.asus.com. My computer does not have a connection to the Internet. How ...
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1answer
20 views

Rdp through internet, one public ip, few computers [duplicate]

I need to connect to remote computers through the internet by rdp, but public ip is only one - router have it, so i can`t find computers. Question is - how can i solve this problem ?
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1answer
365 views

Windows 10 “ipconfig /renew” not working

My internet connection has lately been really unstable, I tried refreshing the connection by typing "ipconfig /renew" into my CMD (along with a few other commands... I used this ...
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1answer
59 views

multiple static IP address

I am trying to setup 2 external static IP address through a Arris Modem/router bridged to 2 router so I could split pc network and server network. How would I go about setting it up properly/ if it is ...