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Questions tagged [infrastructure]

13 questions
14
votes
4 answers

Electricity speed and data transfer

I've read in some places that electricity is very slow. Then how can Internet traffic in copper wires be so fast? I think I have a great gap of knowledge about the low-level data transfer structure. Anyways, I searched for it and couldn't find, so?
Delison
  • 157
9
votes
1 answer

What prevents unsolicited internet packets from using up my monthly data limit?

My home router can use port-forwarding to act as a server, so I assume all internet packets sent with my public IP address as a destination are hitting it (and just not getting any response from my router since I am not using the…
bobuhito
  • 653
6
votes
2 answers

Can I create an Infrastructure access point from built-in WiFi (as opposed to Ad-Hoc) on Windows XP?

I want to use my Windows XP laptop as an access point. What I am trying to achieve is possible under Windows 7 with a myriad of utilities, but the wireless driver stack was different before Windows 7 and those specific APIs don't exist on XP. The…
evilspoons
  • 459
4
votes
1 answer

Is 802.3az / EEE important for a network switch for structured cabling?

Please note: I am not asking for specific product reccomendations. I am in the process of expanding wired ethernet cabling in a building during a remodel. I currently have about 20 runs of CAT6a to various rooms and plan on another 16 to 20 more…
William S.
  • 171
2
votes
0 answers

BOOTP packets blocked while DHCP packets are accepted

We have an IP system that makes use of BOOTP for updating our embedded devices over IP. The main app uses DHCP for its IP configuration. Our devices are usually on the network of the customer, the customer manages the network infrastructure. We…
Nick V
  • 123
2
votes
1 answer

What exactly is Network as a Service?

I've red a few articles, including the Wikipedia one, and it's not clear to me how networking can be done in the cloud. By definition the cloud is offsite so you would need at least an internet connection to be able to connect to it. So I guess it's…
northerner
  • 1,553
1
vote
1 answer

difference between ad hoc and infrastructure wireless modes?

While creating wireless connection I get option to choose between ad hoc and infrastructure mode. Can someone explain the difference between them and which one should I use for my personal network?(I mean I do not wish to share it with anyone…
Aniket Thakur
  • 1,395
1
vote
2 answers

Building a Cloud on a budget? open source?

This is mainly for me to dream what would be if I could get together enough hardware. So the question is how to build a cloud on a budget and whether open source is stable enough. I found OpenStack which looks promising. Are there any…
madmaze
  • 4,444
1
vote
1 answer

Stopping someone accessing local network by physically cut / splicing into structured cabling

When visiting another company i recently saw a setup where a company had 2 offices one on the 3rd floor and one on the 5th floor in the same block. To link the 2 offices (i guess so that they where on one LAN) they had run a bunch of cat cable some…
sam
  • 4,359
0
votes
1 answer

Creating a Logical network diagram

Im a student and I have been assigned the task of creating a logical network diagram for the following scenario There are 2 buildings, the first is the head office and the second is the branch. The data centre is in the head office, it contains…
user273284
  • 11
0
votes
2 answers

Connect computers in a network, via hub or through another computer?

I'm using an internet hub to connect broadband and computers. When setting up a home network (for some simple file sharing), I can choose "this computer connect to internet through another computer" or "this computer and other computers connect to…
Jenny
  • 203
  • 2
  • 7
0
votes
1 answer

Expansion of network including IP Cams and extension of UniFi products

I am in charge of a small network in very rural Guatemala. Currently it consists of 1 Poweredge server running 5 virtual machines, 1 NVR with about 26 cameras, 15 clients on a domain, databases for property management etc, lots of PoE devices,…
Chris
  • 1
0
votes
2 answers

Can wifi replace hardwired networking?

I have a client in a horrible building. It's like a big steel building filled with critters that are constantly eating the network lines. It seems like every 2-4 years they have to entirely rewire the building after a network meltdown. I'd like to…
Pug
  • 1