What's the issue? At home I have a NetGear GS108T with a NetGear R7000 serving as an Access Point. My Ubuntu 16.04 machine which functions as a hypervisor (qemu/kvm and openvswitch) has an "adapter reset"/"transmit queue timed out" error on igb and e1000e Intel NICs and causes a 30-60 second Continue Reading
Technical
prosody websocket behind nginx reverse proxy
Useful for kawai and other XMPP services behind the same URL (eg. for serving SSL traffic.) WebSockets require HTTP/1.1, and prosody assumes traffic on TCP port 5280 is not secure (and trying to force it to starttls) thus requiring the configuration knob highlighted below. prosody.cfg.lua consider_websocket_secure = true nginx.conf map Continue Reading
Formosa21 eHome Infrared Transceiver (MCE) and OpenELEC 6: buttons not working
Since the upgrade to OpenELEC 6.0, I think there were some changes in the kernel regarding usbhid that causes this Windows Media Remoteclone to behave strangely sometimes on boot (guessing due to race condition) where some keys (especially OK) do not work on the remote. The transceiver portion of the Continue Reading
radicale behind Apache reverse proxy with Dovecot authentication
Requires mod_authn_dovecot for Apache 2.2 and 2.4, which can authenticate against Dovecot using email address or just username (depending on Dovecot configuration) Requires auth_basic, authn_alias, authn_default, authz_default, authz_host and authz_user to be enabled for authentication. For the reverse proxy: proxy, and proxy_http must be enabled in Apache. Optional AppArmor changehat Continue Reading
Boot LVM on mdraid (5, and others) on Ubuntu 14.04 on newer kernels
If you build a LVM mdraid5 on Ubuntu 14.04, and update the kernel you may be dropped into initramfs on reboot and be forced to manually activate the logical volumes on the volume group. This is due to a missing/incomplete udev rule for LVM which should be incorporated into initramfs. Continue Reading