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<p>Hello,</p>
<p>I'm a beginner on Linux, and I started this experience with
Xubutnu 16.04 -that I really like by the way- but I have some
problems with the wifi connection :</p>
<p>- The wifi is very unstable during some periods, and sometimes I
can't just use it because it lost the connection every minute...</p>
<p>- The icon on the dashboard does not correspond with the real
estate of the wifi. For example, now I get a connection but I have
the two white up and down arrows, not the "wireless sign" (I don't
really know how to call it). I try to fix it with some tutos but
the problem is still here</p>
<p>- Sometimes I'm connected to the wifi but when I open my browser,
I can't access to Internet... I tried with Chromium, Firefox, but
it didn't change anything.<br>
</p>
<p>And sometimes, like now, it worked and I have no idea of why it
works now and not all the time... An other thing that may be
useful : I got a dual boot with windows 10, and on it the wifi
works almost perfectly, so I suppose this is a problem due to the
OS.</p>
<p>My computer is an Asus laptop (e202sa) with 4go of Ram if it's
necessary for you to know.<br>
</p>
<p>I typed some commands that may help you :</p>
<p><font size="-1"> > iwconfig<br>
lo no wireless extensions.<br>
<br>
wlp1s0 IEEE 802.11abgn ESSID:"SFR-45f0" <br>
Mode:Managed Frequency:2.467 GHz Access Point:
84:A4:23:31:45:F6 <br>
Bit Rate=72.2 Mb/s Tx-Power=20 dBm <br>
Retry short limit:7 RTS thr=2347 B Fragment
thr:off<br>
Power Management:off<br>
Link Quality=32/70 Signal level=-78 dBm <br>
Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid
frag:0<br>
Tx excessive retries:0 Invalid misc:1609 Missed
beacon:0</font></p>
<p><font size="-1"> >sudo lshw -class network<br>
*-network <br>
description: Interface réseau sans fil<br>
produit: RTL8821AE 802.11ac PCIe Wireless Network Adapter<br>
fabriquant: Realtek Semiconductor Co., Ltd.<br>
identifiant matériel: 0<br>
information bus: <a class="moz-txt-link-abbreviated" href="mailto:pci@0000:01:00.0">pci@0000:01:00.0</a><br>
nom logique: wlp1s0<br>
version: 00<br>
numéro de série: 2c:56:dc:bd:40:09<br>
bits: 64 bits<br>
horloge: 33MHz<br>
fonctionnalités: pm msi pciexpress bus_master cap_list
ethernet physical wireless<br>
configuration: broadcast=yes driver=rtl8821ae
driverversion=4.4.0-57-generic firmware=N/A ip=192.168.0.21
latency=0 link=yes multicast=yes wireless=IEEE 802.11abgn<br>
ressources: irq:312 portE/S:e000(taille=256)
mémoire:81200000-81203fff</font></p>
<p>(it's in french in the commands as you can see, sorry..)<br>
</p>
<p>If you have any questions, I may answer, and if you have an idea
of a solution, I'll be very grateful ^^</p>
<p>Thanks for reading and I hope that my english is not too bad...<br>
</p>
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