--- ip addr show ---
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host 
       valid_lft forever preferred_lft forever
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000
    link/ether 52:54:00:6b:cc:64 brd ff:ff:ff:ff:ff:ff
    altname enp1s0
    inet6 2620:cf:cf:aaaa::101/64 scope global noprefixroute 
       valid_lft forever preferred_lft forever
    inet6 fe80::5054:ff:fe6b:cc64/64 scope link noprefixroute 
       valid_lft forever preferred_lft forever

--- ip -6 route show ---
::1 dev lo proto kernel metric 256 pref medium
2620:cf:cf:aaaa::/64 dev eth0 proto kernel metric 100 pref medium
fe80::/64 dev eth0 proto kernel metric 1024 pref medium
default via 2620:cf:cf:aaaa::1 dev eth0 proto static metric 100 pref medium

--- /etc/resolv.conf ---
; Created by cloud-init automatically, do not edit.
;
nameserver 2620:cf:cf:aaaa::1

--- NetworkManager system-connections ---
--- /etc/NetworkManager/system-connections/ens3.nmconnection ---
[connection]
id=ens3
uuid=c61882ed-4f3b-486f-b93c-46b376789cb7
type=ethernet
interface-name=ens3

[ethernet]

[ipv4]
method=auto

[ipv6]
addr-gen-mode=eui64
method=auto

[proxy]