Anyway, I installed 4.5 kernel and nothing has changed. The connection still drops and ping is unstable
Ubuntu 14.04.4 with 4.5 mainline kernel: 454 packets transmitted, 52 received, +195 errors, 88% packet loss, time 453677ms rtt min/avg/max/mdev = 23.400/93.024/489.076/94.095 ms, pipe 4 Windows 8.1: Packets: Sent = 50, Received = 50, Lost = 0 (0 Approximate round trip times in milli-seconds: Minimum = 23ms, Maximum = 69ms, Average = 29ms -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1451233 Title: 10ec:b723 [Lenovo B5400] Realtek RTL8723BE drops connection until reboot To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1451233/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs