I just did the update to 159 and I am experiencing a loss of internet connection. My clients most often show no route to host. My feeling is it’s unbound. Here are a few snippets from the machine (commands executed as root)
unbound -d -v  unbound[17775:0] notice: Start of unbound 1.13.1. Sep 04 10:20:46 unbound[17775:0] error: can't bind socket: Address already in use for 127.0.0.1 port 8953 Sep 04 10:20:46 unbound[17775:0] error: cannot open control interface 127.0.0.1 8953 Sep 04 10:20:46 unbound[17775:0] fatal error: could not open ports
dhcpcd -k red0 sending signal ALRM to pid 9229 waiting for pid 9229 to exit
dhcpcd -n red0 dhcpcd-9.4.0 starting DUID 00:04:00:00:00:00:00:00:00:00:00:00:00:25:....... red0: IAID 90:bd:....... red0: adding address fe80::225:90ff:febd:8654 ipv6_addaddr1: Permission denied red0: soliciting an IPv6 router red0: soliciting a DHCP lease red0: offered blah red0: probing address blah red0: leased blah for 5400 seconds red0: adding route to blah/24 red0: adding default route via blah [ OK ]tatic routes... [ OK ]g firewall DNS NOT functioning... Trying to sync time with ntp.ipfire.org (184.108.40.206)... forked to background, child pid 13367
Any ideas? All help and hints appreciated an welcome.
Thanks a lot in advance