> Given the problem with DNS, I would bet on a problem > relating to "disabling sending hostname on DHCP > requests".
In that case, it is the changes made to nm-setting-ip4-config.c and nms-ifcfg-rh-writer.c that are causing the issue, which can only be reverted by recompiling. What happens if you make NetworkManager forget the connection to your router and start fresh?
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