Make sure the firmware on your router is up-to-date. Contact the manufacturer of the router to obtain the latest firmware for that device.
Remote Disc, Migration, or Remote Install Mac OS X and wireless 802.11n networks
If using a third-party (non-Apple) 802.11n wireless router that has out-of-date router firmware with your MacBook Air or Mac mini, you may experience issues with Remote Disc, Migration, or Remote Install Mac OS X.
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