As requested by Antti, here's the i-n-sniffer log. This starts with wifi killswitch enabled and the indicator showing the 3G icon.
Wlan killswitch changed to: 0 NetworkManager properties changed: WirelessEnabled false NetworkManager properties changed: WirelessEnabled true NetworkManager properties changed: ActiveConnections (now have 1) NetworkManager properties changed: ActiveConnections (now have 1) NetworkManager properties changed: ActivatingConnection ActiveConnections (now have 2) NetworkManager properties changed: ActiveConnections (now have 2) NetworkManager properties changed: ActivatingConnection PrimaryConnection NetworkManager primary connection type changed to 802-11-wireless. Ofono network registration 1 property Strength changed to 48. Ofono network registration 1 property LocationAreaCode changed to 1018. Ofono network registration 1 property CellId changed to 32087. The icon changes at the exact moment the third lowest line (Strength changed to 48.) gets printed to the console. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1339792 Title: Panel network icon - too much latency when network type changes To manage notifications about this bug go to: https://bugs.launchpad.net/indicator-network/+bug/1339792/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs