A question about learning 802.11

2022-08-23 Thread
Hello, everyone, I'm a college student participating in GSoC this summer, and my project is to add some interface mode in the 802.11 dummy driver. This is my wiki page: https://wiki.freebsd.org/SummerOfCode2022Projects/AddStaHostapAndAdhocModeToWtapWlanSimulator During GSoC, I have learned much a

Re: A question about learning 802.11

2022-08-23 Thread
Hello, it's mainly <<802.11 Wireless Networks: The Definitive Guide>> and some of IEEE 802.11 2007 spec. Klaus Weiss 於 2022年8月23日 週二 晚上9:40寫道: > On Tue, 2022-08-23 at 19:59 +0800, 吳恩緯 wrote: > > But when I read some books to learn about 802.11a/b/g PHY, I found >

Re: A question about learning 802.11

2022-08-28 Thread
Hello, Sergey Ryazanov, Thank you for the detailed description, It's very helpful ! Sergey Ryazanov 於 2022年8月27日 週六 晚上11:11寫道: > Hello, > > On Tue, Aug 23, 2022 at 2:59 PM 吳恩緯 wrote: > > My question is, if I want to learn the work net80211 has to do to > support mode

802.11n TX ADDBA request supported?

2023-07-04 Thread
Hi, I'm working on 14.0-CURRENT, and I found that it seems net80211(4) lack of supporting 802.11n/e TX ADDBA request: When we call `ieee80211_ampdu_request()`, then the function ends up calling `ic->ic_send_action` (`ieee80211_send_action()`) with category `IEEE80211_ACTION_CAT_BA` and action `IEE