Does the OS X DHCP client support classless static routes (RFC3442)

dhcpmac-osxrfc

Simply put: does Mac OS X support RFC3442?

RFC3442 implements DHCP codes (121 and 249) to provide classless static routes to DHCP clients.

I can only seem to find rather old information circa 2005-2008 which implies that OS X does not support RFC3442. Any chance this has changed recently and I'm just doing something wrong while setting it up? My anecdotal testing seems to confirm that OS X does not support RFC3442 but I'm looking for confirmation.

If OS X still doesn't support RFC3442, what is an alternative method of pushing static routes to OS X clients?

Best Answer

Per https://stackoverflow.com/questions/316574/dhcp-setting-in-mac-os-x, it should be possible to use ipconfig to get the values of arbitrary options from the most recent DHCP transaction. I presume you'd need to use a custom launchd plist to run something when the interface is (re)configured.

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