Questions tagged [802.11n]
IEEE 802.11n is a wireless networking standard that uses multiple antennas to increase data rates. With this tag should be marked the questions relative to this specific version of the protocol.
32
questions with no upvoted or accepted answers
2
votes
1
answer
2k
views
OpenWRT noack and mcs rate
Are different MCS rates supported when you are running in noack mode?
Context: I am using ath9k modems+Compex WPQ864 (linux-ipq864) boards. I have configured one of the boards as Access point and ...
2
votes
0
answers
454
views
Issue connecting Vista Toshiba laptop to Airport Extreme Wifi - but a Windows 7 Dell connects fine
I have a Toshiba L355D-S7815 laptop. I also have a Dell Latitude E6400. The Toshiba is running Windows Vista Home Edition and has all current patches applied. The Dell is running Windows 7 ...
1
vote
0
answers
87
views
beacon interval, DTIM interval, & their effect on the network throughput/latency?
what effect does having beacon interval, DTIM interval set to a higher or lower value have on a wireless network latency? if I understand correctly if a network only has one AP, then setting the ...
1
vote
0
answers
27
views
Can multiple 802.11n access points increase the amount of android devices capable of connecting to a NAS
I am trying to deploy a local wireless server using a synology DS720+ with two 120GB SSD's which can be accessed by anyone on the local network. The office space im deploying to has limited access to ...
1
vote
0
answers
60
views
Will thorughtput be affected when mixing 802.11n and 802.11ac clients on a single access point?
I have a single AP provided by my ISP vendor which can do both N and AC modes, when I connect with AC client, the benchmarks are pretty fast when communicating with just the AP. But I have two clients,...
1
vote
1
answer
685
views
802.11n CSI tool
I am trying to run a CSI tool
Installation went OK. I can connect to an 802.11n no security AP (ZTE ZXHN H168N V3.1), HT rate, 40 MHz BW; I can ping the AP, but no messages are displayed in the CSI ...
1
vote
0
answers
306
views
WMM/WME(802.11e) not working properly in 802.11n?
I'm performing some tests regarding 802.11e (WMM/WME) performance and when doing up-link it isn't working properly.
Im using an Lynksys 1200ac with OpenWrt/LEDE as AP, and two PCs lets say PC1 and ...
1
vote
1
answer
168
views
What is the reason for speed jumps in this Wifi transmission?
In this picture:
The X axis is time slots of 5 seconds each and the Y axis is the number of 1KiB packets transmitted in that slot. The blue graph shows the actual number of transmitted packets using ...
1
vote
1
answer
285
views
How to calculate "interference weight" between 20MHz, 40MHz and 11ac 80MHz APs?
I want to know how to calculate the "interference weight" in the combination of APs running on different channel frequencies.
Lets say I have 10 APs in different operating modes, such as 11a, 11a/n ...
1
vote
0
answers
202
views
How does windows prioritize what AP to connect to if multiple are available for the same SSID?
I'm wondering, I administrate a setup where we have multiple AP's feeding the same SSID on 2.4ghz and 5ghz frequencies.
Without access to anything but the dBm how could I determine what frequency / ...
1
vote
0
answers
172
views
Logging CSI into file 802.11n
I have followed the steps in this link and i am trying the last steps to log data using
sudo ./log_to_file tmp.dat
command, and I left it for 3 hours but only 10 traces were written in the file
...
1
vote
1
answer
1k
views
802.11n router and 802.11g network card
I have a D-link DIR-524 802.11n router. My PC is having 802.11a/b/g. The issues is that I'm unable to connect to the router when 802.11n is turned on. As soon as I disable 802.11n feature. I can ...
1
vote
0
answers
232
views
802.11n and network slowdown
My router, 1st generation AirPort Extreme, is 802.11n 2.4GHz and 5.0GHz capable. Whenever I turn it on, instead of 802.11b/g/n the network slows down considerably within a few days.
This probably is ...
1
vote
1
answer
502
views
Network displays 802.11g instead of n, and I can't log in with the correct key
I just bought a Linksys Wireless-N PCI Adapter with Dual-Band, and I tried to log into the usual 2.4GHz 802.11n network with the usual pass key. Only now, the list says it's a 802.11g network and my ...
1
vote
2
answers
756
views
Wireless router with both 'AC' and 'N' clients on the 'AC' 5GHz SSID? Is there an impact on speed to either N or AC clients?
My ISP now supports up to 300Mbps down. I would like to buy and configure a wifi router that can offer this speed via WiFi, but can also support max speeds on legacy N clients with no impact to the ...
0
votes
0
answers
54
views
Swapped WiFi card: can't connect to public 802.11n networks — only to home network (ath9k Debian)
After switching out a 802.11g WiFi card to a 802.11n card in an old netbook I can connect to my home router's 2.4 GHz 802.11n network (the card uses ath9k driver on Debian 11), with reported speeds of ...
0
votes
0
answers
296
views
What does BSS not found error means in Wifi?
I have a yocto linux distribution and installed the rtl8723bu linux driver for the usb dongle.
After plugging the usb i am getting some logs and also this log below..
[ 1985.355372] RTL871X: ...
0
votes
1
answer
30
views
Suddenly my wifi adapter WLAN 802.11 N has stopped worked
I did not do anything Just first day of week I start my PC and trying to connect to internet and show the message 'No Wi-Fi adapter Found'...
I am using Ubuntu 18.04 LTS.
0
votes
0
answers
367
views
Unexplained wifi speeds on a TD-W9970 router, 802.11n, 40MHz Channel Width, 2.4GHz, with a Samsung Galaxy S9 and a Dell XPS 9560
My TD-W9970 modem/router is set in Wireless Mode. It has no cables connected to it, besides the power cable. I have it's Wifi card on, and I have connected 2 wireless clients to it, nothing else:
A ...
0
votes
0
answers
158
views
Problems with switching between Wi-Fi APs (roaming)
I had one Wi-Fi router at home but it wasn't enough to cover every room and I had another one lying around so I decided to connect them to cover more area.
The basic config is following:
┌───────┐ ...
0
votes
0
answers
2k
views
Force wireless adapter to connect 802.11n?
I have an Xiaomi 802.11n USB Wireless Adapter and a TP-Link WR740N wireless Router, the adapter is always connected using 802.11g and the speed of the connection is 54Mps.
Can I force my pc to ...
0
votes
0
answers
161
views
Why low Uplink throughput when using EDCF / 802.11 WMM/WME?
I'm performing some tests regarding 802.11e (WMM/WME) performance, and I'm getting some unwanted results.
Im using an Lynksys 1200ac with OpenWrt/LEDE installed as AP, and two PCs lets say PC1 and ...
0
votes
0
answers
52
views
Not Able to Connect to Router using WiFi
I have a laptop which is a few years old now. We have recently got a new Netgear ADSL2 modem/router for work which says on its box that it has two WiFi interfaces:
802.11n 2.4GHz (3x3) & 802.11AC ...
0
votes
1
answer
2k
views
My Intel wireless adapter won't work on 802.11n mode on Windows 10
I recently got a new wireless router (TP-Link TD-W8970) which is set to mixed b/g/n mode but I realised that my Windows 10 computer works only on b or g mode.
My wireless network adapter is an Intel ...
0
votes
1
answer
1k
views
Broadcom 802.11n won't connect to home network
This has been very frustrating. I have updated firmware on my old router. I updated bios. Uninstalled wireless card and rebooted. Updated wireless driver. Bought a new router. I get ip address and ...
0
votes
0
answers
4k
views
Setting channel width with rt2870: iw: Device or resource busy (-16)
I only now found out that my USB WiFi stick is capable of n-WiFi (Edimax EW-7711USn), so naturally, I'd like to get the highest possible speed from it. My link is great, 29dbM and 70/70 quality, but ...
0
votes
1
answer
329
views
802.11N Windows XP Clients Unable to See Each Other
I am attempting to update my wireless network from 802.11g to 802.11n. When connected to the 'G' access point, the client laptops (there are 7 running Windows XP) are able to connect and browse the ...
0
votes
1
answer
1k
views
Captive portal architecture- internal or external?
I am interested in captive portal architecture. Initially my understanding was that places such as airports and internet cafes would have all the RADIUS and AAA infrastructure on the local side of the ...
0
votes
1
answer
480
views
N router not working like my old G router
I have had a LevelOne wireless router G which I have been using for over 5 years without much problems with WEP encryption.
As recently I have added a ROKU player for TV streaming in a different ...
0
votes
1
answer
206
views
Understanding the 802.11 frame structure and Android probe request different?
I have read here and on Google a lot about the 802.11 Frames
but something doesn't add up.
this is what I see when I scan using ESP12 wifi
Byte 00-11 : a7 10 75 50 00 00 00 00 00 00 0c 00
...
0
votes
2
answers
222
views
Is it worth getting a MIMO network adapter?
I will be getting a new 802.11n adapter soon. Will getting a two-antenna MIMO adapter potentially improve bandwidth and/or signal quality if my router does not support MIMO? If yes, how should i ...
0
votes
1
answer
2k
views
Laptop adapter using 802.11g radio protocol instead of 802.11n
I have a HP Pavilion 15-p007tx Notebook PC which has a IEEE 802.11b/g/n wifi adapter. The speed of the connection is 50Mbps on the home network and the router supports 802.11n protocol. The laptops ...