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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Ip Addresses and VMware issue

So I am doing this lab which requires using VirtualBox. Problem: I need to make three different Ubuntu VMs with different IP addresses. The lab just refers to IP addresses with no other ...
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1answer
27 views

Anoymous ip route on my server

After typing "route -n" on my server, i figured out these lines 1.0.104.156 - 255.255.255.255 !H - - - - 1.9.22.84 - 255.255.255.255 !H - ...
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2answers
32 views

Given the IPs of all on my network, how can I find their computer names?

I obtained a list of all IPs in my network with fing (linux package for analyzing networks). How can I obtain the names of the machines? And maybe could I obtain the OS too?
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11 views

How to setup WDE-4220B ip video encoder?

I have WDE-4220B MPEG-2 Encoder with IP Output. Can anyone explain how should the setup/installation of this encoder be done? Obviously there is a software to use but I even don't know how to setup ...
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2answers
67 views

Why does 192.168.1.1 redirect me to 127.0.0.1? [on hold]

I have problem with ip 192.168.1.1. It is my adsl router ip address but when I enter this address in my browser (any browser), it redirects me to 127.0.0.1:80. I am using Windows OS. Note: I tested ...
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0answers
12 views

Router sees WAN, but is unable to access

I have a network setup that I believe is pretty simple. One desktop that feeds into a DIR-615, which them feeds into the modem that was given to be by my fiber ISP. Checking on the setup screen, I'm ...
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0answers
9 views

connection speed gets slow when using ip address but fast when using domain name

I have a web server and recently i changed the ISP for my home. after then, when i tried to connect my web site(admin pages) by ip address of the server, it takes considerably long time to load the ...
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27 views

ip address is getting blocked if we ping for every is [closed]

I created a web page which will be refreshed for every 1 sec using json, but after some time the ip address of the system using the page is getting blocked due to the reason of more pings and after ...
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1answer
29 views

Does a host re-order fragmented IP packets received out of order?

Host A sends a 1400 byte IP packet to Host B over an Ethernet and PPP link. The PPP link has an MTU of 532 bytes, which means that the IP packet will be fragmented into 3 smaller packets. Fragment 1 ...
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1answer
18 views

Keeping en0 down while I change IP address mac

I have a DHCP server which assigns myself a new IP address. What I'm wanting to do is power down the wireless adaptor, then change the ip address manually. What's happening is as soon as I set the new ...
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1answer
35 views

Why did the designers of IP Choose the IP Checksum? [closed]

Why did the designers of IP (and UDP and TCP) choose to use the IP checksum to detect errors rather than a more robust error detection code such as CRC-32? I previously thought the IP checksum was ...
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34 views

A particular IP address stops working on the network

I have a small network with a cisco linksys E2500 series router and few Access points to help with wider wireless coverage. Recently, I notice that a particular IP adderess on my network suddenly ...
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11 views

Shrew Soft VPN Configuration - manual topology

I have configured Shrew Soft VPN Client 2.2.2 with option "Obtain Topology Automatically or Tunnel All" checked (Policy tab). It's working, but I cannot access the Internet through my regular ...
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1answer
34 views

Local Network DNS

I have 3 computers on my local network, A B and C, all running Windows 7. They all have the same network configuration which uses my Netgear router for DNS. I am trying to access them via my Android ...
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1answer
14 views

How to assign my machine static IP of a different VLAN

Imagine a user is on VLAN1 that dynamically gets an IP, and there is a VLAN2 that the users on VLAN1 cannot access. Is there a way to assign the machine of user on VLAN1 an static IP in the range of ...
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0answers
18 views

Forward all traffic from one Linux interface to another?

I have a virtual ESX interface "eth1" that I want to act as a gateway for connections, and then route all of the traffic from these connections out of my "eth0" (WAN) interface. Here are my ...
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2answers
49 views

Duplicate IP address Telnet and ARP

I have 3 hosts (PC1, PC2, and PC3). I set the IP addresses for PC2 and PC3 to be 10.0.0.2 and PC3 to be 10.0.0.1. I telnet from PC1 to 10.0.0.2. I then am logged in to PC3. I can see in Wireshark that ...
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22 views

Duplicate IP address Telnet and ARP [duplicate]

I have 3 hosts (PC1, PC2, and PC3). I set the IP addresses for PC2 and PC3 to be 10.0.0.2 and PC3 to be 10.0.0.1. I telnet from PC1 to 10.0.0.2. I then am logged in to PC3. I can see in Wireshark that ...
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0answers
9 views

How do i tell wifi to get external ip instead of internal [duplicate]

I am running windows 8.1 and I just got an external ip address from my isp and the router is seeing it ok but not my wifi network I am still getting 192 address reason I am asking is I am wanting to ...
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2answers
39 views

Is my network traffic really routed abroad if traceroute says that my traffic is routed through servers with foreign IP addresses?

My ISP is owned by a company that resides in our neighboring country. I have noticed that when I do a traceroute to a server that I know is placed in the same country as I live, I can see some hops ...
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2answers
26 views

Debugging access to local FTP server from beyond router

I am trying to set up an ftp server attached to the router, it isn't working for external access only local access so I am trying to debug the cause. Currently I can ping my router's LAN and WAN ...
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11 views

Destination Host Unreachable from own IP error / arp table not showing gateway IP

One of the Newtwork PC (PC A) giving “Destination Host Unreachable from own IP” error when pinging the another network PC (PC B). I have checked the arp table of PC A and it isn’t showing gateway ...
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1answer
56 views

My home IP (supposedly) was involved in a DDoS attack

There did not seem to be any SO community dedicated to computer security, so I'll ask here... As the title implies, my home IP (supposedly) was involved in a DDoS attack. I got a phone call from a ...
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1answer
34 views

My external IP address appears to change automatically [duplicate]

I am trying to use the no-IP service to get a domain name for my dynamic ip address. I use some tools on line to detect my IP, and they tell me that my IP address is 88.207.251.1. So I bind this IP ...
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2answers
61 views

I can’t ping my router from the outer [closed]

I am trying to remote the server of my company from my home. I enter the router of the company and I get this info: Internet, IPv4 POST LuxFibre LAN1 NG, IP address: 10.244.149.239 But I also ...
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2answers
32 views

ipconfig doesn't recognize chinese characters in the SSID

I'm overly confused: I set up my laptop's IP address at a static value (the last useful address pf the DHCP), then I input ipconfig /renew, checked and the laptop address is still the old address. ...
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28 views

Methods to find IP Address?

I'm currently exploring methods of recon and discovery on my Metasploitable 2 and Kali Linux VM environment. I've worked with nmap scans which is great if you are connected to a specific network and ...
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1answer
26 views

Make PC Accessible over Internet using Public IP [duplicate]

I want to make my PC as webserver, file server which should be accessible over internet. I have a public IP, how can I use it to make my PC accessible through internet? Any help?
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40 views

Configuring always-on VPN on Android using a server domain name instead of a server IP address

I am connecting to my home Hamachi-powered VPN with my Android (v4.4.x) mobile device using IPSec. The VPN connection is working fine, except that I am unable to configure the connection as ...
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votes
1answer
45 views

How to determine remote PC network address? [closed]

Let's say I have two PCs connected with ethernet cable. No NAT, VPN, routers ... nothing, just one cable with two PCs connected to both ends. For example PC1 could have an IP 192.168.1.1/24 (actually ...
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2answers
38 views

I can't find my modem IP at all

Every tutorial I've found so far help me find my router IP but I need my modem IP as well. I have two devices, a wifi router and a dsl modem, not 2 in 1. The ipconfig -> default gateway, returns the ...
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1answer
2k views

Pinging different IP address than what I entered [duplicate]

Can anyone please explain why CMD pings a different IP address than the one I am searching for?
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17 views

Set IP Rotation of sending Email using cPanel/WHM

I have setup Linux Server to send Bulk Emails. I am using phpList to send Emails and It is working fine. I have cPanel/WHM and root access. Now, to prevent BlackListing and to send Smooth Emails, I ...
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1answer
27 views

What is the proper way of setting up two IP’s with one domain name?

I have two Ubuntu Servers (S1 & S2 for example) on two different public IP’s (static & are in different locations). I got a domain name from GoDaddy. Lets call it, example.com. I have setup ...
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3answers
104 views

How can you calculate IP address subnet ranges?

If you're given: Number of needed subnets: 2 Network Address: 195.223.50.0 I can answer the following: Address Class: C Default Subnet Mask: 255.255.255.0 Custom Subnet Mask: 255.255.255.192 ...
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25 views

How can one redirect to a new host all traffic destined for an old host?

We're moving a bunch of services, say from 1.2.3.4 to 5.6.7.8. In order to test that the new services are correctly configured, we'd like to redirect (to the new host) all traffic destined for the ...
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1answer
52 views

How to find the IP connected with teamviewer? [duplicate]

I need to know how to find the IP of the pc connected into my pc with teamviewer ??? how can I do?? I tryed with netstat: netstat -n | find ":6039" | find "ESTABLISHED" but It doesn't work because ...
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49 views

Is an IP address associated with phishing definitive proof someone is a phisher? [closed]

I have been asked to research a suspected individual. He is on a site that could be a platform for scam attempts, but his recorded interactions on the site are, perhaps, mildly suspicious in some ...
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1answer
83 views

How do I set a static IP address for a particular MAC address on a Cisco DPC3825 router

How do I set a static IP address for this router: http://www.cisco.com/web/consumer/support/modem_DPC3825.html so that a specific MAC address always gets the same IP address.
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26 views

OpenStack with IPv6 only

Can I create cloud instances using OpenStack if I only have IPv6 addresses (instead of IPv4), provided from my ISP? I've searched for a tip on the Internet, but I've found only for using both.
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2answers
546 views

Using only AAAA record for a domain?

Can I point a domain to IPv6 only, instead of IPv4 and will it be fully functional? I've searched for a tip on the Internet, but I've found only for using both.
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votes
0answers
34 views

Linux - how to connect from local machine to local server using its public IP

I have dedicated machine (Debian) where are running some servers (CS:GO, but it doesn't matter). I need to connect to them from this machine using their public IPs instead of local IPs. Machine is ...
0
votes
1answer
31 views

avoid sock puppet detection(creating two account) in a site

some sites block your account if they detect a sock puppeting (creating more than one account for one person). Somehow when you create an account**(A)** ,then reinstall your system and create an ...
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1answer
22 views

Nginx - access from a public ip address - ubuntu 14.04

An nginx server is up and running locally on my system[ubuntu 14.04]. But i am having difficulty accessing the same server from my public ip address, or from any other system using my public ip ...
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2answers
42 views

Log date and external ip address with curl and batch (Windows)

I am having weird issues where my external IP is changed VERY often as in every 2, 3 minutes. I have a dynamic dns service in place that I update via task scheduler with curl called in a batch file. ...
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22 views

static ip address disappeared in the middle of running iperf

The following is done on iperf client side. I set the static ip address for eth0 by modifying /etc/network/interfaces, and activate the change by doing ifup eth0. Then I start iperf -c $server_ip -t ...
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2answers
30 views

Periodically send dynamic public IP to web server to allow remote SSH access

I have a home where the ISP does not allow static IPs for hosts. I have a computer (that I will call A from now on) in that home that has a SSH server running on it and I would like to connect to it ...
2
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1answer
36 views

How can I make a call with/to multiple people on the same public IP?

I need to set up a Skype call in a net cafe. The problem is that every PC in the net cafe uses the same IP address and because of this, no more than two people can join the same call on Skype. (I ...
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2answers
73 views

What happens if 2 devices want the same static IP address?

I don't know much about IP addressing. In my mind, static IP addresses are something that a device requests, asking for a specific address. With that approach, what happens if 2 devices attempt to ...
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2answers
21 views

Change source IP of an incomming packet WIN7

I am receiving data through a specific TCP port and I would like to apply a rule on my Win7 Machine for my trafic (NAT??) : Every Frame coming from A --> Change Source Address to B & Every ...