1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback XXX brd XXX inet XXX scope host lo valid_lft forever preferred_lft forever inet6 XXX scope host valid_lft forever preferred_lft forever 2: wlp0s20f3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1000 link/ether XXX brd XXX inet XXX brd XXX scope global dynamic noprefixroute wlp0s20f3 valid_lft 862759sec preferred_lft 862759sec inet6 XXX scope global temporary dynamic valid_lft 6751sec preferred_lft 3151sec inet6 XXX scope global dynamic mngtmpaddr noprefixroute valid_lft 6751sec preferred_lft 3151sec inet6 XXX scope link noprefixroute valid_lft forever preferred_lft forever 153: proton0: <POINTOPOINT,MULTICAST,NOARP,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UNKNOWN group default qlen 100 link/none inet XXX brd XXX scope global noprefixroute proton0 valid_lft forever preferred_lft forever inet6 XXX scope link stable-privacy valid_lft forever preferred_lft forever 193: ipv6leakintrf0: <BROADCAST,NOARP,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN group default qlen 1000 link/ether XXX brd XXX inet6 XXX scope global noprefixroute valid_lft forever preferred_lft forever inet6 XXX scope link noprefixroute valid_lft forever preferred_lft forever 194: pvpnksintrf0: <BROADCAST,NOARP,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN group default qlen 1000 link/ether XXX brd XXX inet XXX brd XXX scope global noprefixroute pvpnksintrf0 valid_lft forever preferred_lft forever inet6 XXX scope global noprefixroute valid_lft forever preferred_lft forever inet6 XXX scope link noprefixroute valid_lft forever preferred_lft forever