This bug was fixed in the package resolvconf - 1.69ubuntu1.4
--------------- resolvconf (1.69ubuntu1.4) trusty-proposed; urgency=medium
* Read and apply dns information written by initramfs if using rooturl (root=http* on the command line) (LP: #1735225)
-- Scott Moser <email address hidden> Wed, 29 Nov 2017 14:08:30 -0500
This bug was fixed in the package resolvconf - 1.69ubuntu1.4
---------------
resolvconf (1.69ubuntu1.4) trusty-proposed; urgency=medium
* Read and apply dns information written by initramfs if
using rooturl (root=http* on the command line) (LP: #1735225)
-- Scott Moser <email address hidden> Wed, 29 Nov 2017 14:08:30 -0500