Hi Walter, Good suggestions. What is the reason you suggest to turn off IPv6 on Wi-Fi? Do you have Cisco (we have a TAC case where IPv6 does not work well)? I wonder which Wi-Fi degradations you prevent by turning off IPv6. Can you explain (link to a page)? -Frans
Walter Reynolds schreef op 03/03/15 om 13:49: > We also have seen a huge rise in issues. 10.10.3 which is being > tested right now seems better, but not a solution. Here is some of > what we tell folks who have issues. The firts set removes all network > settings, but seems to help the most. > > > *REMOVE MACHINE NETWORKING PREFERENCES* > > 1. Click on the WiFi icon in the top menu bar and select: /*Turn > Wi-Fi Off*/. > 2. Click anywhere on the desktop. > 3. Click on /*Go*/ on the top of your screen. > 4. Choose /*Computer*/ > 5. Choose your hard drive (it may be named "Macintosh HD") > 6. Choose /*Library*/ > 7. Choose /*Preferences*/ > 8. Choose /*SystemConfiguration*/ > 9. If the following items exist in the SystemConfiguration folder, > drag them to the trash. (Note: They may not all exist.) > com.apple.airport.preferences.plist > com.apple.eapolclient.plist > com.apple.network.eapolclient.configuration.plist > com.apple.network.identification.plist > com.apple.wifi.message-tracer.plist
 > NetworkInterfaces.plist > preferences.plist > 10. Restart your computer. > > **NOTE: **After doing this step, you will need to rejoin any WiFi > networks you have at home, etc. > > *ADJUST WIFI NETWORK WAKE SETTINGS > * > > 1. //Open the /*Energy Saver*/ system preferences (It can be found > at /*Apple Menu > System Preferences... > Energy Saver*/) > 2. If using a Macintosh laptop, click on the /*Power Adapter*/ button. > 3. Uncheck /*Wake for Wi-Fi network access*/. > > > > *ADJUST AIRDROP SETTINGS* (NOTE: This step is only for newer Macs > having the awdl0 interface) > > 1. In the bottom dock, click on the /*Finder*/ icon. > 2. In the Finder window that appears, on the left side click > on /*AirDrop*/. > 3. Look at the bottom of the right side of the AirDrop window. > 4. Look for the pulldown labeled: /*Allow me to be discovered by*/ > 5. If the pulldown is there, select /*No One*/. > > *NOTE*: If the pulldown is not at the bottom of the AirDrop window, > your machine does not have the awdl0 interface. You can skip this step. > > * > * > > *TURN OFF IPv6 NETWORKING* > > 1. Open the /*Terminal*/ application. (It can be found > at /*Applications > Utilities > Terminal*/) > /**/ > 2. Type the following command: networksetup -setv6off Wi-Fi > 3. Hit return on the keyboard. (You won't see any visible change, but > the command has been executed.) > 4. Close the Terminal window. > > > > ------------------------ > Walter Reynolds > Principal Systems Security Development Engineer > Information and Technology Services > University of Michigan > (734) 615-9438 > > On Mon, Mar 2, 2015 at 8:52 AM, Kees Pronk <[email protected] > <mailto:[email protected]>> wrote: > > Just wondering if anyone can share opinions / experience on this > one. There is a big discussion at : > https://discussions.apple.com/thread/6601963?tstart=0 > Our University has seen a steep rise on connectivity issues since > 10.10.2 was released, both on our open SSID as on eduroam. > > Sincerely, Kees Pronk > > Disclaimer ( http://www.avans.nl/over-avans/e-mail-disclaimer ) > > ********** > Participation and subscription information for this EDUCAUSE > Constituent Group discussion list can be found at > http://www.educause.edu/groups/. > > > ********** Participation and subscription information for this > EDUCAUSE Constituent Group discussion list can be found at > http://www.educause.edu/groups/. > ********** Participation and subscription information for this EDUCAUSE Constituent Group discussion list can be found at http://www.educause.edu/groups/.
