From the course: Linux Device Drivers
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Look at the role of network device drivers - Linux Tutorial
From the course: Linux Device Drivers
Look at the role of network device drivers
- [Tutor] Let's talk a little bit about network devices. What is a network device? So we'll try to give you a quick little summary of what makes something a network device, as compared to character and proc devices. We'll talk a little bit about interacting with your network device from user space, some utilities. And one of the things special about network devices is lots and lots of interrupts, so we want to talk about interrupts. So one of the things about a network device is on Linux they do not have device files. We saw a slash dev device files for character and proc but there's no network device files. Now, they're not character drivers and they're not proc drivers, but in one way maybe they're a little closer to block drivers, because network drivers receive requests for here's a bunch of data and it could be a read or a write but we call it a transmit or receive, and interestingly, the receive comes…
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