IP - Internet Protocol, the most commonly-used set of rules for dispatching data across a large computer network.

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1answer
25 views

company computers with proxy but no gateway?

Can I safely assume that client computers in my customers environment do have a configured gateway (whether static or DHCP)? It looks obvious but I wonder if this scenario is realistic: In corporate ...
0
votes
1answer
5 views

Unbound DNS: How to get source IP address from python mod

I use Unbound DNS with a custom python module. Based on who sends a query, I want to return different results. How do I get the Source IP from the Python module?
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votes
0answers
23 views

way to trace IP address change in Windows [on hold]

Ours is a small network consisting of 15 users. We have lan messenger installed in every machine. Someone is misusing it by using annonymous IP address in their system. We traced the anonymous IP as ...
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votes
2answers
50 views

TTL in ping vs dig

When I ran ping google.com, I get a ttl value of 55: 64 bytes from 173.194.127.103: icmp_seq=68 ttl=55 time=16.4 ms When I ran dig google.com @ns1.google.com., it get a TTL value of 300. ...
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votes
0answers
12 views

mx recodrs misconfigured in ZPanel [on hold]

I am using ZPanel for my domain and hosting. now my domain is working is fine. but i facing some problems on Webmail configuration. I am updating My DNS Recods in Zpanel like this Host Name TTL ...
0
votes
0answers
9 views

IP address visible in browser's “Inspect Element” [migrated]

I've recently started hosting my own website on a machine on my network. Whenever anyone goes to my site and does "Inspect Element" my external IP address is visible to everyone. This seems like a ...
0
votes
2answers
36 views

Ubuntu 14.04, setup server IP for datacenter, IPMI

i'm going to build a server and send it to a datacenter. I got this from the datacenter. They told me to setup the server with it. VLAN: 256 IPv4: 79.133.49.168/29 IPv6: 2a01:07e0:0000:0256::/64 ...
-6
votes
1answer
49 views

Get a static internet ip address [closed]

Whenever my router goes off my IP gets constantly changed, which is not favourable when running an online service. How can I prevent this from happening?
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votes
2answers
41 views

How to generate a Self Signed SSL Certificate bound to IP address? [duplicate]

I have my application hosted in the cloud and while demoing to prospective clients, I would like to make sure that my browser doesn't complain due to the lack of trust. So I want to generate a self ...
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votes
0answers
26 views

File Share over IP without Domain Credentials [duplicate]

My file server is running Windows Server 2012 R2, and is also the domain controller. We use custom in-house applications, which require access to a network share via IP address as opposed to over DNS. ...
2
votes
1answer
23 views

Difference between ip link eth down and ip link dev eth down

What's the difference between ip link set eth0 down and ip link set dev eth0 down ? The difference between the commands does not appear to be documented anywhere.
0
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0answers
17 views

Is there an easy way to monitor another domain user's processes and IPs these processes are contacting? [duplicate]

Is there a way to monitor which IPs the startup processes of another domain computer is contacting as a user logs in? Both person logging in and person who will be monitoring are domain admins. Short ...
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votes
0answers
22 views

how to make track visitor ip for my site in iis server. what will be the code? [closed]

how to track list of IP address of visitors to my website which is on IIS Server ? my website is in iis server. i want to know the visitors who visiting my site?
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votes
1answer
40 views

Is there a Universal/Generic Default Gateway Address in IPv4? [closed]

Is there a universal and/or generic default gateway address in IPv4? I'm looking for something similar to the way you can always reference a NICs IP address from itself with 127.0.0.1 regardless of ...
0
votes
0answers
24 views

Does netfilter reassemble IP fragments when packet is forwarded?

IP datagram should be reassemble in the termination of the path because the fragments may arrive from different paths. I think Netfilter need to reassemble a IP datagram to inspect the whole payload ...
0
votes
2answers
37 views

Private Network Interface between to MacOSX servers

We would like to set up and private single cable connection between two Mavericks servers, that also need to talk to the rest-of-the-world. The two servers for sake of argument are DB and Web. There ...
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votes
0answers
24 views

Master IP, Shared IP or Dedicated IP; which is faster?

i have such as these ip adresse on my server (example) 198.216.0.10 198.216.0.11 198.216.0.12 198.216.0.13 198.216.0.10 is the main one(MASTER IP), and i'm using it as shared ip with about 10 ...
0
votes
1answer
26 views

Is there any solution to change the source IP from outgoing WAN A to receiving WAN B?

I am configuring a office router for crossing the GFW in China. I want to use WAN A(actually a low bandwidth VPN tunnel) only to send package to target servers (YouTube for example). And change the ...
0
votes
1answer
27 views

IP route not on default gateway

I am trying to setup a network that is only accessible if you go through the '10.222.3.1' switch. It is a test environment that we do not want interfering with our production environment. The trouble ...
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votes
5answers
129 views

What happens if ISPs mess up IP allocation?

I've been wondering about this for a long time but never really got around to asking it. I know that a lot of companies were initially assigned IP addresses within the /8 (Class A) range and a lot ...
0
votes
1answer
39 views

Telnet, Startech, and a Transmitter

I'm at a bit of a loss and will also preface by saying that I have very little experience working with Telnet. I have Startech Serial over IP 'webserver' setup, everything seems fine on this end. Next ...
0
votes
1answer
19 views

Connect remotely to an APIPA assigned host

I had the unfortunate (and not correctly planned) event of having one of my remote Hyper-V hosts assigned an APIPA address hence i cannot connect by any means on it. Funny thing is, i can RDP to the ...
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votes
0answers
59 views

WinServer 2012 DC with 2 IPs on one NIC - DNS and other Problems

I have a Windows Server 2012 Domain Controller which is also temprarily running an SQL Server. For not having to change the SQL Server IP in all the clients I assigned its former IP to the DC as the ...
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votes
1answer
28 views

AWS Multiple Elastic IPs to one instance

I need some guide to lead me to setup multiple (6) ips for 6 websites (1 ip - 1 website) on one instance. or what to look for I have found this http://www.ec2instances.info/ If it is true I need t2 ...
0
votes
1answer
36 views

Postfix configure a gateway to outbound emails

I have a server configured with Postfix in my business office. I have another server at a hosting provider that I want to send all my outbound mail through. How can I do this. The only way I know its ...
0
votes
0answers
27 views

opensm infiniband route table

I have two centos 6.6 vmware vms. VMware is told to do a bridged network and to replicate physical network. eth2 is dhcp managed by NetworkManager. I am able to get to the point where I can assign ips ...
0
votes
0answers
23 views

Support for UDP-Lite

In order to be effective, UDP-Lite requires the link layer to disable its frame CRC check for frames carrying UDP-Lite packets. Are there any deployed link layers (Wifi?) that implement this explicit ...
2
votes
2answers
129 views

Windows firewall, netsh, block all ips from a text file

am using the following scrip to block ip's from a text file into the windows firewall. I'm using windows 2008 R2 @echo off if "%1"=="list" ( netsh advfirewall firewall show rule Blockit | ...
0
votes
1answer
43 views

Redirect subdomain to an Apache Virtual Host

I have a website "example.com" hosted on a provider that allows me to manage my own DNS. I want example.com to point to the provider's IP address but I want "subdomain.example.com" to point on my own ...
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votes
1answer
23 views

is host id size of IP address will vary between the private and public networks? [duplicate]

I understood that size of host id in the class c network is 8 bits(1 Octet) Classful network After started exploring about private networks, in the below link Private network The host id size of ...
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votes
2answers
28 views

Call a server Ip simulating domain name [closed]

in order to migrate my domain name to my new server, I would like to test it with real domain name. I think we can call Ip server giving as argument domain name ? How can I do that ? Something like ...
0
votes
2answers
47 views

Apache module RPAF documentation? [closed]

I installed libapache2-mod-rpaf package on Debian because mod_remoteip seems not available. I cannot find any documentation about this module. I found a github repo but the configuration options are ...
1
vote
2answers
242 views

How is a TCP request routed from a virtual machine to an outside resource and back again?

Scenario: Computer A has a local ip of 192.168.1.100, which is running a VM inside of it. The VM now makes a tcp request to an external IP address (74.125.225.98). Could someone explain how the ...
2
votes
2answers
71 views

Assign multiple IP and Gateway in Ubuntu Server

I'm trying to find an option to add/assign multiple IP addresses and Gateways to the Ubuntu Server. The reason behind is, I want to access devices from two different networks. For instance I may want ...
0
votes
0answers
29 views

openVPN on another IP

I had a working OpenVPN on my server, and it was working fine, redirecting traffic to the/from the internet, but when i have found that the traffic to the services on this server not routing through ...
0
votes
1answer
61 views

What is the best way to redirect a user to another server and domain and keeping the URL intact?

I suddenly have a client who doesn't understand much in programming. So the best solution in this case would be - to run the app on my server while keeping his domain under his control. He has there ...
0
votes
1answer
35 views

Client not routing through CentOS7 OpenVPN

I recently setup a server on digitalocean, i setup the vpn server key etc and i can connect with my client, the problem is that if i connect and i google for my public ip adress that i don't get the ...
0
votes
0answers
63 views

Nanostation M5 Point to Point, SOHO Router IP Addressing

I have two sites both with Line of site from each other. Each of the two sites has a Draytek 2830 on site with an ADSL connection. I have a pair of Nanostations which I want to setup on the Ethernet ...
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votes
1answer
35 views

Online tool to calculate IP mask [closed]

I know there are so many tools to calculate a network range starting from an IP and its mask (192.168.1.0/24) but do you know an online tool to calculate the mask starting from first and last IP ...
0
votes
1answer
118 views

How to use pfSense as a firewall in order to assign url whitelists to IP groups

In a corporate network without DHCP, the temporary solution to whitelist a couple of useful sites is to change the hosts file under Windows/System32/drivers/etc/ but since modern sites tend to change ...
0
votes
1answer
57 views

How can I get a report of all MAC addresses nearby? [duplicate]

I am trying to get an idea of how to get a list of all the MAC/IP's near my network. I've tried arp -a commands (What I found from some previous searching.) but those are not showing any of the ...
0
votes
2answers
273 views

Ubiquiti Unifi Wirlesss Access Point not obtaining IP Address when VLAN Tagged

This question follows on from this one which I managed to resolve. Draytek 2830, Multiple VLANS on Same Port My Ubiquiti Unifi Wirlesss Access Points are not allowing clients to obtain an IP address ...
0
votes
1answer
32 views

Debian Bridge Network Connection — Static IP Addresses

I have a PC with 3 Ethernet ports. I am able to share internet to the other two ports with internet coming in on eth1. I use the following setup on /etc/network/interfaces after aptitude bridge-utils ...
0
votes
1answer
77 views

Draytek 2830, Multiple VLANS on Same Port

The Kit Ubiquiti Unifi Long Range Wireless Access Point Cisco SG200-08P Switch (VLAN, POE Support) Draytek 2830VN Router The Problem I need to enable Multiple VLANS against a single port on the ...
0
votes
2answers
57 views

Load balancing IPTABLES POSTROUTING rules

I have an interface with 5 IP addresses assigned to it (as virtual adapters) let's call them x1,x2,x3,x4 and x5. Currently I have SNAT POSTROUTING forwarding rules from local source range to specific ...
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votes
1answer
60 views

plesk - Loopback HTTP connections go to incorrect vhost

Running plesk 12 and noticed the default vhost log ( /var/log/httpd/access_log ) is full of these 404 errors: [25/Nov/2014:22:17:40 -0500] "POST ...
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votes
1answer
40 views

IP Network Best Practice [closed]

On my On Premise network we use IP Span 172.17.101.0-172.17.103.254 I should now connect our Windows Azure network to the On Premise network using VPN. Is it okay to use IP Span 172.16.1.0 in the ...
1
vote
0answers
26 views

Double IP forwarding not working

I have the following 2 debian servers in my scenario: The first one is my main openvpn server, it has 2 NICS active eth0 (172.25.156.146) and eth3 (172.26.16.1) - The second server has also 2 NICS ...
0
votes
2answers
60 views

IIS Website access by both hostname and IP address?

If I set up a website in IIS with a hostname (local.somewebsite.com) (having added it to HOSTS file) and also specify an IP address (127.0.0.1), the website is accessible by the hostname, but hitting ...
0
votes
2answers
100 views

CentOS, How to allow SSH through only one server-ip [closed]

I currently have a dedicated server with two pv4 IP addresses assigned to it. I want to make one public, and the other private for SSH/FTP related material. IP 1 (The public ip): 192.23.6.11 IP 2 ...