I'd like to know where the Transport Layer of the OSI model is running in a computer system. Is it part of the Operating System? Does it run in its own process or thread? How does it pass informati...

I'm trying to understand Network layers. There are five layers, application, transport, network, link and physical layer. I have studied from various sources but I couldn't understand clearly, espe...

What units are used in network terminology? Where do we use them? I know the following - but I'm not sure what their meaning is: Fragment Segment Packet Frame Datagram Can they be assigned to ...

From what I understood, MAC addresses are physical addresses only used in LAN to identify a device. However, local IP addresses can also identify a device on a local network as it is unique. So why...

Some said HTTP is in the session layer in the OSI model. But in Tanenbaum's Computer Network, HTTP is said to be in the application layer in the OSI model. Also some said that HTTP has no conce...

Sorry for what is a stupid question. Function of transport layer is reliable delivery of messages. UDP is inherently unreliable, why do we use it at Transport layer then? Thanks EDIT: Just to c...

So I feel I pretty well understand the application layer, and everything below (and including) the transport layer. The session and presentation layers, though, I don't fully understand. I've read...

sorry for that question, but i've searched about that topic, and it's not really clear, they say that internet uses tcp/ip but sometimes they say that osi also is used! for example, UDP appli...

I always had a feeling that in OSI, the Data-link layer and the Networking layers should switch places because overall, the layers in the model seem to move from the user specific (Application laye...

During an interview I was asked to classify the REST API paradigm between OSI Layers. I thought it would have been between 5 and 7 layer; however, the interviewer said that it belongs only to the...

In Internet Model there are four layers: Link -> Networking -> Transport -> Application. I don't really know the difference between networking layer and transport layer. As I read: Transport laye...

I was wondering if it is layer 7 for websocket as the application is actually the browser.

I had a discussion with my manager, he said tcp is faster than http because of tcp is work on layer lower than http. Then I remember about the OSI Model that I learnt in university, so I think wha...