1
vote
2answers
30 views

Do orgs that own IP blocks even use all (or most) of it?

I recently learned that the IANA assigns blocks of IP addresses to certain entities, usually commercial and government organizations. Here is a link to the assignments: ...
0
votes
0answers
64 views

Debian on VM has web access but can't be pinged

I have just installed Debian on a Virtual Machine. I have internet access on the VM and installed SSH. I then did a ifconfig and discovered that the IP address is 10.0.2.15 which is strange as the ...
3
votes
2answers
97 views

New IP addressing from ISP

We just got a new Internet fiber service. Our ISP gave us a /30 for WAN and /29 for LAN? I have never seen this when setting up a new ISP service. I was always given a block of ip addresses (if ...
-4
votes
2answers
272 views

Prevent apache remote access [closed]

How can I disable remote access to an apache server so that the site is only accessible on my PC and not to anyone else on the internet. I want to access site via both 127.0.0.1 and my dynamic IP ...
0
votes
3answers
131 views

Using Network Interface With Multiple IP Addresses

If I have a network interface with multiple IP addresses bound to it can I set which IP address on the interface my server uses? It sees to be set to use the first IP address I added to it. Info: ...
0
votes
2answers
135 views

What is the purpose of the “Network IP address”, why can it not normally be used? [duplicate]

Possible Duplicate: Is X.Y.Z.0 a valid IP address? Maybe a noob question but when referring to IP subnets, what is the purpose of a network IP. i.e. with a network like 192.168.1.0/24, you ...
-4
votes
2answers
381 views

How does an ISP find a server using it's IP address? [closed]

So basically my question is fairly straightforward (and I apologize if this is a duplicate question): how does my ISP find and connect to a server using just that servers IP address? I understand ...
0
votes
2answers
324 views

PCs with Wired Connection Keep Losing Internet Connectivity

I have a U-verse ATT DSL Internet at our church building. Recently, any computer that is plugged into the network via Ethernet keeps losing its internet connectivity. The setup is from the Modem to a ...
2
votes
2answers
57 views

Can I use address space from one Internet Registry in the region of another?

Is it possible for me to, for example, purchase address space from APNIC and then use those addresses in Europe or the United States? Would there be a cost or paperwork involved? Thank you.
2
votes
1answer
6k views

Who (What?!) is “http://1.1.1.1/bmi”? [closed]

I'm not sure if this is the place to ask but I found some pages who contain links in them that start with "http://1.1.1.1/bmi". Who or what is 1.1.1.1? or maybe http://1.1.1.1/bmi has a meaning more ...
-1
votes
1answer
458 views

Why configuring manual IP do not work for me in DHCP? [closed]

I have broadband connection in my laptop. It's getting the IP by protocol. configuration is : ip : 192.168.1.2 subnet : 255.255.255.0 gateway : 192.168.1.1 Now I am curious, In IPV4 properties ...
1
vote
1answer
300 views

Where does ISP obtain their IP address from in order to connect to internet?

To my little knowledge, my home computer can connect to internet because the ISP assigned a dynamic IP address to my router. Then through NAT, the router assign an dynamic IP address for my home ...
5
votes
2answers
1k views

IP Routing - how does it work again?

Can someone explain how IP routing works to me? E.g. if i ping 123.123.123.123, how does each router know which way to go as shown in a trace route dump.
1
vote
3answers
152 views

ip addresses/domain names are geographical bound?

i wonder if ips are bound to specific geolocations? lets say that i've got this ip 111.111.111.111 from my ISP to my home computer in France. is it possible for me to use this ip in Norway? and the ...
4
votes
1answer
167 views

Calculating and billing IP multicast usage on the Internet

I've been searching for the reasons why IP multicast isn't widely supported on the Public Internet, and a commonly-cited reason is the difficulty ISPs have in tracking Multicast usage for later ...
1
vote
3answers
402 views

Port forwarding and machine access

I have an application running in local google app engine and I am trying to expose it over the internet for some testing. I have successfully set up port forwarding in my router. Used this tool ...
2
votes
3answers
365 views

Port forwarding over the Internet

I hope I'm on the right website as it is my first question here!! So here is my situation I have a small server hosted at home behind a DSL line for which I have a static IP. Now I would like to have ...
1
vote
2answers
3k views

What is the Ethernet Type II Protocol number for an ICMP echo request and reply?

Hi I wanted to know what the Ethernet II Protocol number for an ICMP echo request and also for a ICMP echo reply?