Hardware as reported in comment #15 [WLAN adapter (10ec:8821) in a Lenovo Ideapad 110S-11IBR, Pentium N3710, 4GB RAM, 256GB SSD (80WG005YGE)]. I checked some kernels - here are the results:
kernel 4.4.0-79-lowlatency : problem exists -> no data transmission @ 5GHz kernel 4.4.0-83-lowlatency : problem exists -> no data transmission @ 5GHz kernel 4.8.0-54-lowlatency : no problem -> data transmission @ 5 GHz works kernel 4.8.0-58-lowlatency : no problem -> data transmission @ 5 GHz works kernel 4.10.0-22-lowlatency: no problem -> data transmission @ 5 GHz works kernel 4.10.0-26-lowlatency: no problem -> data transmission @ 5 GHz works -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1528005 Title: 10ec:8821 rtl8821ae has no connectivity in 5GHz networks To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1528005/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
