FreeBSD 10.3-STABLE #7 r317754: Sat Jun 17 16:25:50 AEST 2017
It appears that this rule in /etc/devd.conf is triggering:
# Try to start dhclient on Ethernet-like interfaces when the link comes
# up. Only devices that are configured to support DHCP will actually
# run it. No link down rule...
Currently, I have to substitute dual-dhclient for dhclient from FreeBSD base to get DHCPv6 addresses, SLAAC addresses, and IPv4 addresses.
Amazon EC2 configures dual-dhclient in /etc/rc.conf to support IPv6.
It would be ideal for dhclient from FreeBSD base to do the job of dual-dhclient.
I've got a little problem with my WLAN-Configuration. The WLAN-Card of my laptop is not supported by FreeBSD, so I bought an USB adapter with a Realtek RTL 8192CU chip.
Then I put the lines
into my /boot/loader.conf like described in...