All Questions
Tagged with terminology networking
16
questions
2
votes
2
answers
1k
views
Where can caching happen in the DNS hierarchy and how are queries forwarded?
For a hostname to resolve into its IP address, there are several DNS servers that may be queried. Assuming caching doesn't happen, it goes from whoever made the request (the client), the recursive DNS,...
2
votes
1
answer
71
views
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 ...
8
votes
2
answers
3k
views
Is there a difference between the terms "inbound", "incoming", and "ingress"?
I see often those three terms (and even some others, but I do not remember them for now) used when it's about talking about a network interface or a network flow.
Are those three interchangeable, or ...
8
votes
1
answer
433
views
Why traceroute on Windows is named tracert - book that I am reading is claiming that there is some historical context
The book called "UNIX and Linux System Administration Handbook, 5th Edition" on a page about traceroute, in the footnote is saying that "Windows have it's own version, named tracert (special points on ...
2
votes
1
answer
2k
views
Is DNS a directory service or directory lookup service?
I really confuse these two terms, I've seen that DNS is NOT a directory service But while I was reading about it in some textbook it mentioned that DNS is a "Directory lookup service"
Can anyone ...
321
votes
5
answers
213k
views
What does the "Fi" in "Wi-Fi" mean?
I just got into a heated discussion about Wi-Fi. What does the Fi in Wi-Fi mean? I would have thought potentially "frequency interface" since all network adapters are classified as interfaces. However ...
1
vote
1
answer
1k
views
Are "PAN" (Personal Area Network) and "ad-hoc network" two terms for the same thing?
When searching the Internet for help solving various issues involving networking my devices via Bluetooth and/or Wi-Fi it seems that the terms "ad-hoc network" and "personal area network" (PAN) are ...
2
votes
2
answers
13k
views
What exactly is a “network boundary?”
The term “network boundary” is used in various Wikipedia articles and other sources, but I haven’t found an explicit definition anywhere. (Google, Stack Exchange, OneLook, Tech Terms Computer ...
4
votes
1
answer
23k
views
Why is the FIN flag in TCP called FIN?
There are some flags in TCP. I already understand what other flag names come from, such as SYN stands for synchronization. I also know that FIN is used to close a connection. What I don't understand ...
0
votes
2
answers
127
views
What is a general term to describe total units transferred?
I've been seeing the term "bandwidth" abused in recent years, especially by telecommunications companies. People refer to transfer caps as "bandwidth caps", but bandwidth describes a rate not a ...
0
votes
2
answers
114
views
How to call something between a bridge and a router?
A proper router:
Different IP subnetworks each sides;
Sends packets from single MAC address;
Does not require promiscuous mode;
Broadcasts are not usually propogated;
Maintains table of IP-MAC ...
1
vote
3
answers
79
views
What's the correct term for this network connection? [closed]
What is the correct general term for the network connection on mobile devices that can connect to networks via telecoms links?
Question asked "my device is not connecting to my local web server here"....
8
votes
4
answers
7k
views
What is a router? What is a switch? and What is a hub?
I always mess up with the basic concepts in networking. This are the very basic questions.
What is a router, its functions and what is meant by routing?
What is a switch, its functions? Many time I ...
2
votes
3
answers
2k
views
What is a network segment?
Can anyone explain exactly what a network segment is?
For example, is my PC a network segment? And my modem or router?
4
votes
2
answers
741
views
What exactly is a proxy?
What does a proxy do and how is it related to getting out of my network to the outside network?