我从 Ubuntu 软件商店安装的任何软件包似乎都无法访问互联网。我尝试了多个应用程序（Steam、Spotify、Writefull）
这是 snap 接口的输出
Slot Plug
:account-control -
:alsa -
:autopilot-introspection -
:avahi-control -
:avahi-observe -
:bluetooth-control -
:bluez -
:broadcom-asic-control -
:browser-support spotify,writefull
:camera -
:classic-support -
:core-support core:core-support-plug
:cups-control -
:dcdbas-control -
:desktop spotify
:desktop-legacy -
:docker-support -
:firewall-control -
:framebuffer -
:fuse-support -
:gpg-keys -
:gpg-public-keys -
:gpio-memory-control -
:greengrass-support -
:gsettings spotify,writefull
:hardware-observe -
:hardware-random-control -
:hardware-random-observe -
:home spotify,writefull
:io-ports-control -
:joystick -
:kernel-module-control -
:kubernetes-support -
:kvm -
:libvirt -
:locale-control -
:log-observe -
:lxd-support -
:modem-manager -
:mount-observe -
:netlink-audit -
:netlink-connector -
:network spotify,writefull
:network-bind -
:network-control -
:network-manager -
:network-observe -
:network-setup-control -
:network-setup-observe -
:ofono -
:opengl spotify,writefull
:openvswitch -
:openvswitch-support -
:optical-drive -
:password-manager-service -
:physical-memory-control -
:physical-memory-observe -
:ppp -
:process-control -
:pulseaudio spotify,writefull
:raw-usb -
:removable-media -
:screen-inhibit-control -
:shutdown -
:snapd-control -
:ssh-keys -
:ssh-public-keys -
:system-observe -
:system-trace -
:time-control -
:timeserver-control -
:timezone-control -
:tpm -
:uhid -
:unity7 spotify,writefull
:upower-observe -
:wayland -
:x11 spotify,writefull
spotify:spotify-mpris -
- spotify:mount-observe
我在内核 4.15.4 上运行 Ubuntu 17.10
提前致谢