I'm seeing my new USB Gigabit network adapter bouncing every hour or so:
# uname -a
FreeBSD sherman.my.domain 13.1-RELEASE-p2 FreeBSD 13.1-RELEASE-p2 GENERIC amd64
# ifconfig ue0
ue0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500...
