IP address is a numerical label assigned to each device participating in a computer network that uses IP for communication.

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I have two public sites on my Ubuntu Server (Apache2). How would you distinguish the two when requesting them?

Sorry if the question is unclear. I have two sites which I would like to set up in Apache2 on Ubuntu Server. Both of them should be open to the public. I would like to set up a separate IP for each of ...
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2answers
886 views

adding 2nd private IP on AWS EC2 instance

I am having problems adding a 2nd IP on AWS EC2 instance. I am running Ubuntu 14.04. I already tried this: a) Right clicked the instance and added a 'private IP' from the manage Private IP. b) ...
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2answers
91 views

Can I direct users to a virtual host on a server by the server's main IP address when their DNS fails to resolve the hostname?

Problem: Some individuals' ISPs occasionally can't resolve one of my virtual hosts on a LAMP installation. Ubuntu 10.04 LTS, Apache 2. I'm looking for hack that can do it by IP. Background: On this ...
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2answers
236 views

How can I assign a dynamic IP address to subdomains?

How can I assign IP addresses dynamically to subdomains created on my domain?
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2answers
3k views

DNS simulation for testing purposes?

I'm wishing to simulate DNS for testing purposes, having decided to learn about it for if I was to go into webhosting. I've considered BIND (and tried setting it up), but that wasn't suited to my ...
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2answers
41 views

how to change the special port output source address?

I want to change the my datapackage from port 25 to another internal address(192.168.2.253). iptables -A OUTPUT -o em1 -p tcp --dport 25 -j SNAT --to 192.168.2.253 But I get the output is: ...
3
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1answer
221 views

Caching DNS server returns invalid ip address for external lookups

I'm trying to resolve a DNS issue and am running short of ideas. Google doesn't seem to be helping, either. When I use my local caching name server to resolve external host names, it always returns ...
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1answer
253 views

Intranet web site; sometimes using computer name works, othertimes the IP works..exclusively and alternating

I have created a web application hosted in IIS 7. When I deploy my web app to customers it can be reached via the computer name most of the time, however sometimes it will suddenly stop working. The ...
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1answer
194 views

configure single /32 ip address to FreeBSD server

Our upstream provider assigned us a single /32 ip address. How can we configure our FreeBSd server to use it? So far we have this in /etc/rc.conf: ifconfig_em0="inet a.b.c.d/32 netmask ...
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1answer
349 views

CentOS network configuration doesn't work as expected

Maybe I'm doing a rookies mistake but I can't find out what I'm doing wrong. On a Centos Box, I want to put static ip on my server so edited /etc/sysconf/network-scripts/ifcfg-eth0 as follow: # Intel ...
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1answer
117 views

Windows Server 2008 - Setting Up DNS and Web Server (IIS) to host personal website?

Okay, I have a server, (Windows Server 2008 R2 to be more precise) and I have installed PHP, MySQL, phpMyAdmin, for web hosting purposes. I have set up a static ip address internally. I have ...
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1answer
633 views

How to change the network adapter bind order in Linux

The SNMP trap always uses the first IP address as displayed in the network adapter binding order on the computer. For example, assume that the computer has the following binding order: LAN ...
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1answer
895 views

LAN->LAN IP translation (for TortoiseSVN + Artifacts + Buffalo router)

Here's my scenario: I've got a VisualSVN server on my main dev box @ home. I'm also using Visual Studio 2010, TortoiseSVN, VisualSVN client (for source control), and Versioned 'Artifacts' (for bug ...
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1answer
30 views

Switching network from netmask 24 to 22

I currently have a firewall set up as x.x.1.1 and a secondary of x.x.2.1 on the firewall. On the DHCP server I have a superscope with 2 scopes handing out DHCP addresses. I was told it would be best ...
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1answer
505 views

FreeRADIUS w/ MySQL backend. IP Pool

I have a pool of addresses (172.16.0.0/24) configured on my NAS (Cisco 2921 router) for my IPsec clients. I have various subnet mask length subnetworks used for different user groups. For example I ...
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1answer
593 views

XenServer - VMs to access Internet, but should not be visible from the Internet

I have installed XenServer on my server at the Hetzner datacenter. I have bought an additional /29 subnet containing 6 usable IP addresses from them. I want to install more than 10 VMs on this ...
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1answer
48 views

Move single ip address accross network or virtual machines

I'm currently trying to set up a small development cluster inside our enterprise network. We have a system to provision "disposable" virtual machines and move them to any of our 12 servers if needed. ...
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1answer
279 views

Can't obtain ip-addres from my DHCP server

I can't obtain a ip-addres from my dhcp-server and it's going trough a firewall (pfsense), The firewall(pfsense) and DHCP server are two virtual machines on my physical server(ESXI). As rules i use ...
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1answer
53 views

Can a router connect an IP network on one interface, and use one of the network's IP on the interface to the internet?

This is part of a question from a networking class. A router has IP 202.55.0.5 on the local network 202.55.0.0/21(through eth0), and uses IP address 202.55.0.6 to communicate with the internet ...
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1answer
346 views

Can a machine(physical or virtual) accept and process UDP packets with a different IP address coming from a known device?

Before everything, thanks for reading the next question. I have script,(ipUDPspoof.rb), which is a client/server script in Ruby (you choose the parameter 1 to be server and 0 to be client, at ...
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1answer
73 views

Windows 2003 drops static IP address

Our web server in the past day has dropped two static IP addresses. When they are dropped, they are still listed in the IP Properties, but if you perform a "cmd" -> "route PRINT" they are not. ...
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1answer
95 views

Sending email from IP as domain Ubuntu

I want to install a mail server on an Ubuntu server, however I don't want to hook any domains up to it. Is it possible to configure it as an IP address, so my email address will be: me@ipAddress ...
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1answer
388 views

Allow website access from specific subnet, otherwise ask for credentials

How can I configure IIS 6 to allow access to a sub folder from our intranet without any authentication (well, the IP address needs to be checked but that's already working) from the internet only ...
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1answer
136 views

Get/Assign IP addresses assigned by the DHCP sever with DLink switches in between

In our office the setup is like we have a UBUNTU server with DHCP Server connected to all the PCS via 24 port and 8 port DLink switches. How can I find all the PCS(with client name, ip and mac ...
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0answers
188 views

Is it possible to configure a CDN so that it will step out of the way for a subset of regional IPs?

We have a website which targets customers in China, both expat and local Chinese. We have an ICP license which allows us to host in a datacenter inside China. Internet in China is actually as fast as ...
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0answers
100 views

How often does the geolocation associated to an ordinary IP address usually change?

Can anyone tell me how often should i expect a routable IP address (either v4 or v6) to have its associated geolocation (country + city level) changed, in average? I'm asking this because i'm ...
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0answers
592 views

SQL Reporting Services Report Manager cannot be accessed by IP on the local computer

I have set up SQL Express 2012 with Advanced Services on a test machine. The requirements are that ReportServer should run on a dedicated IP address and port. So I went to Reporting Services ...
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0answers
19 views

L2TP daemon server multiple IP

I have VPS with 3 public IP - Debian 7. I would like to have 3 L2TP damemons (one ip each) NATing traffic to each ip. Something like this l2tp_multiple_public_ip_diagram. I have set up l2tp daemon for ...
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0answers
35 views

Issue with Network IP Binding

Trying to bind a /29 (my possession, not the ISP or data center). It's routed at my core switch fine. interface Vlan70 description SERVER070 ip address xxx.xxx.42.45 255.255.255.248 Content of: ...
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0answers
116 views

vServer: Configuring single (/128) assigned IPv6 addresses for use as IP address pool for IPSEC (Strongswan) road warriors

I've a new (dev) vServer up and running. Unfortunately the provider only hands out single IPv6 addresses (not even /64 subnets). Now I am a bit confused how to achieve the following: I want to use ...
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0answers
157 views

Can RDS IP Virtualization work with a single nic that already has multiple static IPs?

According to the MS TechNet article Configure Remote Desktop IP Virtualization, if there are multiple NICs in the server only per-program mode is supported. However if there is only one NIC but it ...
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0answers
108 views

VPN connection to win2012, server gets 2nd (wrong?) IP

I have a number of windows 2012 servers in our office network. The servers and their local IPs: S01 - 192.168.16.2 M01 - 192.168.16.3 S02 - 192.168.16.4 S03 - 192.168.16.5 DB01 - 192.168.16.6 WEB01 ...
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0answers
87 views

IP Failover - Configured, but disabled

I have multiple debian servers on which I configured "IP Failovers" or "Floating IPs". My floating IP is 10.0.0.2 and I have an A records: www.example.com pointing to this IP. I configured this ...
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0answers
14 views

domain generating webpages from an old installation

I recently started an account with a new hosting service and changed the "A" record of one of my domains to point to the new ip address. The domain is still generating webpages from the old ...
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0answers
78 views

Adding an IP range to SuSE 11

I'm looking to at a /22 to eth0 in addition to the address that is already bound to than interface. I'm familiar with using ifcfg-eth0-range0 in Redhat to accomplish something like this, but not how ...