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

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0answers
7 views

Restrict FTP folder access by IP

Is there a method of restricting a select folder or folders by IP address? I.E. Have a general set of folders that can be accessed remotely without restrictions (bar the usual login details), but ...
0
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1answer
21 views

Webmin - Disallow access by IP [on hold]

I have installed a Webmin instance. I can access by both domain:port and ip:port. Is there any way to restrict access to an specific domain name and disallow direct access by IP?
0
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0answers
23 views

Tool to detect alias IPs in a network [on hold]

I'm on the lookout for a utility or tool on linux that can give me all the alias IPs used in a network. For example, if this is what I get on doing an ifconfig eth0 Link encap:Ethernet HWaddr ...
1
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2answers
62 views

Why are 093/8 IP adresses in both US and Europe?

According to this page of the IANA website, the IP addresses 093/8 are allocated to RIPE NCC (European network). However, when I use websites to locate IP (like this one), they tell me that ...
15
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2answers
2k views

In the output of `last`, what does suffix “.d” after an IP address mean?

In order to find out who was logged in recently on my server I am using the command: There were logins from very strange IP addresses e.g.: username@pc:/home/user$ last username pts/16 ...
4
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1answer
5k views

Can a DHCP reservation use an IP address in the exclusion range?

Windows Server 2008 R2, running the DHCP service. DHCP Scope: 192.168.1.1 - 192.168.1.254 Exclusions: 192.168.1.1 - 192.168.1.99 If a reservation uses an IP address in the exclusion range (like ...
1
vote
1answer
926 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 ...
0
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1answer
23 views

request ip from dhcp

I'm automating a deployment on a vmware esxi host using some custom shell scripts and I would need to know in advance the IP this VM is going to get from a DHCP prior to it being installed. I know ...
1
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1answer
43 views

Windows Dual NIC - Will this setup cause an ip address conflict?

My company has three subnets total of which two subnets have the same set of ip addresses... 192.168.0.x. This has not been an issue before but we are going to establish a VPN connection between ...
1
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1answer
48 views

How to get the internet facing IP address of a Windows VPN client?

We have a number of users VPNing into a Windows 2012 server. Using VPN provided by Routing and Remote access on Windows server. Mostly this works fine, but I have one or two users who sometimes ...
0
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0answers
18 views

Need Help Connecting Two VOIP Devices?

I have two Motorola XPR 8400 two way radio repeaters. These repeaters are capable of voice over ip. These two repeaters will be placed at two different sites with different ip addresses. I need to ...
0
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1answer
32 views

adding extra ip address with different port number

I am connected to a NAS system that it is set to static IP address 192.168.2.41 and the ports 80 and 443 of its static ip are reserved for the NAS configuration webpage. So if I insert ...
15
votes
2answers
1k views

Why is ARIN (etc.) allocating such large blocks of IPv6 addresses?

The whole issue of IPv4 depletion and waste seems to be finally getting behind us with the (somewhat) increased deployment of IPv6. The sole purpose of IPv6 was to solve the issue of IPv4 address ...
1
vote
2answers
861 views

Should an Azure VM have an Internal IP address of 100.x.x.x not 172.x.x.x or 10.x.x.x?

I have a Windows Azure host that has an internal IP address of 100.x.x.x. I would assume that this is conflicting with external hosts with the same net mask. Is there any assurance that I will not ...
2
votes
1answer
68 views

How to get local ip address associated with default gateway

There may be several network interfaces on a server, e.g., lo, eth0, eth1 From the route table, I know that eth0 is connected to the default gateway. The address of the default gateway, for example, ...
4
votes
1answer
21k views

How are cellphone IP addresses assigned?

When my cellphone accesses a website via the tower and its GPRS gateway, NAT ensures that the sites receive a public IP. Would all phones using a single tower have the same IP? If yes, then how can ...
2
votes
2answers
69 views

How to point multiple top domains to IP of another top domain?

Lets say I have top domain domain-X.com with DNS A record pointing it to IP 1.2.3.4 then I have domains, which I might not have control over, they belong to customers, which owns them and may ...
3
votes
4answers
2k views

How to bind a non-local IPv6 address?

Is there an equivalent of net.ipv4.ip_nonlocal_bind for ipv6 ? Need to start my nginx on boot on such an IP... My Ubuntu doesn't have this IPv6 assigned on eth0 quickly enough despite this ...
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1answer
23 views

connect to amazon server that allows only one ip address [closed]

I have an amazon server (AWS) with a security group that blocks all the ip addresses except mine. The problem is that I use my computer through different wifi hotspots so my ip address often changes. ...
3
votes
5answers
1k views

Why is this China IP hitting my web site?

I have a web site that uses a couple hundred domain aliases, including franchise-dallas.info, franchise-delaware.info, and detroitfranchise.info (see more below). I have been getting ten to twenty ...
1
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2answers
76 views

How To Assign Permenant Public IP to a VM in Azure, So Even If it Shuts Down and Boots Back Up It Does Not Lose Its IP?

I have read the Azure documentation which explains how to allocate a reserved IP, etc. Exactly what command do I need to run from Azure command prompt to do this to an existing VM?
0
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0answers
137 views

How can EC2 internal (10.X.X.X) IP addresses be mapped externally?

On our work internal network we've got a link to an Amazon domain. One of the servers we're talking to is: 10.29.112.X. Now this address starts with 10, so I expect it is an internally mapped ...
3
votes
3answers
725 views

How to detect bots programatically

we have a situation where we log visits and visitors on page hits and bots are clogging up our database. We can't use captcha or other techniques like that because this is before we even ask for ...
0
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0answers
40 views

How do I recover permissions after changing the LAN addresses of a network?

Server 2012 R2, SharePoint 2013, TFS 2013 update 4 I recently changed some hardware and the LAN addressing of my network. I went from 192.168.2.x to 192.168.3.x. After I did that, access to ...
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2answers
40 views

AWS create an alias for my EC2 instance IP

I'm not expert in anything related with networks. I've reasearched through Internet but I'm not able to get with the solution for what I need. It's simple. I've bought a domain in GoDaddy.com and ...
0
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0answers
53 views

why is ip address sometimes missing from Security audit log Source Network address for log on audit failures?

Most of the time when someone who is not authorized attempts to log on to my Windows 2008 R2 web server, an ip address is displayed. With the ip address, i can easily block the external host from ...
2
votes
2answers
801 views

Giving Virtual Machines in Xen their own IP Addresses

Installed Xen on a server at home, recently moved it to a data center. Worked fine with DHCP behind my router, with each virtual server and the dom0 getting its own IP address. At the data center, ...
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0answers
33 views

Many lines with 3 asterisks in traceroute [closed]

I'm trying to troubleshoot a recent network problem of mine, whereas occasionally I cannot connect to some websites or it takes forever. I tried doing a traceroute today in order to learn more about ...
0
votes
1answer
41 views

Disable logging ip adress to access.log in lighttpd

I have my webserver configured with lighttpd/1.4.31. About 80% of all entries in lighttpd's /var/log/lighttpd/access.log consist of my own ip address. I would like to disable my ip address logging ...
1
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4answers
75 views

is it safe to change the RDP port?

My web server is in the U.S. and it is accessed from my home in Canada using Remote Desktop Connection, standard port. Unauthorized persons have tried to log in from many different countries, some ...
104
votes
4answers
104k views

What's the difference between ip address 0.0.0.0 and 127.0.0.1?

I do know that 127.0.0.1 ~ 127.255.255.254 are the loopback IP addresses for most modern operating systems and we could use these IP addresses to refer to our own computer. But what's 0.0.0.0? It ...
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1answer
74 views

Configuring DNS server on Windows Server 2012 R2

I have successfully setup a DNS server on my local virtual machine and its running and I've mapped 2 public IP's with my domain name (****.com). I also created reverse lookup zones which basically map ...
0
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1answer
34 views

Does Google bill for the IP addresses that are bound to stopped VMs?

Any idea whether Google bills for IP that are attached to stopped VMs, and is it the same rate as for an unused IP? (which actually makes sense).
1
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0answers
53 views

Linux: Same static IP configured for all NICs

I am shipping some servers out to remote colo sites. I want to configure them so at the other end any port can be lit-up and the boxes will be good to go. I had originally been planning on bonding ...
0
votes
2answers
106 views

How to tell if someone is trying to use my IP Address?

I use a relatively low-cost host for my personal server, and occasionally I get a rash of downtime alerts. These are all from today. If my host were to ("accidentally") assign my IP to someone ...
1
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1answer
69 views

with windows remote desktop is it worth turning off TLS to block by IP address?

I have been assessing this software for securing our cloud server's RDP connection. The problem is, it requires you to use RDP encryption, without TLS. This is because with TLS the IP addresses are ...
0
votes
2answers
2k 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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0answers
15 views

Custom IPv6 stateless autoconfiguration suffix [duplicate]

When a router announces an IPv6 prefix via Router Advertisements, a host can use SLAAC to automatically derive the remaining bits from its MAC and use the combination as its globally routable IPv6 ...
0
votes
1answer
47 views

Unable to resolve IP Blacklisting with Spamhaus

I have a website which is currently assigned an IP 64.XXX etc from my hosting provider. This IP when looked up comes up clean with all Blacklist checks that I run. However, I am also being assigned an ...
9
votes
2answers
4k views

How IP addresses are mapped to Autonomous System Numbers?

How are IP addresses mapped to Autonomous System Numbers (ASNs)? Is there a reference database for it? Then how are these Autonomous Systems geographically located?
0
votes
3answers
2k views

how to resolve connection problem at network

i have this problem connection: Unable to complete network request to host "xx.xxx.xx.xxx". Failed to establish a connection. No route to host could not connect to DB can you tell me how to resolve ...
0
votes
1answer
119 views

Why are there many domain names resolving to IP like 8.8.8.8 and many other? [closed]

I have been wondering why are there many domain names assigning public address that already owned by other (apart from shared hosting/ip), for example hundreds or thousands domain names assigned (or ...
1
vote
2answers
3k views

Google IP Address Ranges for incoming SMTP [duplicate]

Essentially I'm answering my own question here, but want to provide this info to anyone else who might need it. I need all the valid IP address ranges for Google Apps mail servers. I'm configuring a ...
0
votes
0answers
68 views

How to enable my clients use a custom domain name

I want people to be able to use a custom domain name to access an application I have hosted on my server. From what I have read, people can do this by changing the A Record of their accounts to my IP ...
0
votes
2answers
216 views

I've changed ISP, now www access to my website is not working, but HTTP is

I've inherited a company's IT position, so I was not in on the original configuration. We have recently changed our ISP (several months ago). Our Domain is hosted by Network Solutions and their A ...
1
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0answers
43 views

Ban IP doesn't work with forwarding [closed]

I use à VPS like a bridge for an other server. I use apf-firewall and this file /etc/apf-firewall/preroute.rules for forward somme port one the other server. This is the end of the file: iptables ...
2
votes
3answers
130 views

Executing a software on another network interface?

I have created 3 virtual interface on a Linux system, using different IP address. I have a software doing requests to a server but it use the default interface, eth0. Is it possible to execute a ...
0
votes
1answer
138 views

How to eliminate Security Warning message on EC2 Instance wizard

I've set up the AWS Free Tier, and configured a Windows Server. I took the defaults pretty much. There was 1 security group it created with 3 security rules it provided by default, and I didn't ...
0
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1answer
85 views

SSL connection to server ip address

I have a server which equipment at remote locations on private networks connect to via the internet using SSL. An SSL Certificate for the domain name of the server is installed. I have a number of ...
5
votes
6answers
1k views

I have a Cisco Catalyst 2940 and want to connect to it via the network. How to find its IP address?

Since my computer has not serial port, the serial cable is of no help. Does the Catalyst 2940 acquire an address via DHCP? At least my DHCP server doesn't show any address which has been requested ...