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5

I have the exact same problem. After waking from sleep, wifi still works but networks not showing. I solve the problem by restarting the network manager. sudo service network-manager restart Still very annoying. I hope they fix this issue soon.


4

This is a bug for sure. Bug has been filed at https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/1574347


3

Finally I was able to fix the issues after trying out numbers of different methods. Get details of your PCI wireless card by running sudo lshw -class network Get your card model info according to the product line. For instance, as you can see in the question description it says product: RTL8723BE PCIe Wireless Network Adapter so the model of my card is ...


2

I was having the same problem. I fixed the suspend wake issue by creating this script at /etc/systemd/system/wifi-resume.service (the one the OP posted only worked for the active session; on reboot it had to be called again): #/etc/systemd/system/wifi-resume.service #sudo systemctl enable wifi-resume.service [Unit] Description=Restart networkmanager at ...


2

Looking at your tshark capture and your routing table. I supposed that your vpn network is using the same subnet as the docker0 interface. This will shutdown the docker0 interface: sudo ifdown docker0 But the problem will come back after a reboot. To properly fix it you should remove docker, or change subnet settings of docker, or change your vpn ...


1

Follow the instructions in the linked answer. However, in your case you'll need to download the .deb under Windows, copy it to a USB stick, reboot into Ubuntu and copy and install the .deb from the USB stick.


1

I just answered the same question. Dont worry just enter your terminal and enter : sudo apt-get install firmware-b43-installer It should work again :) Tell me if it doesn't



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