ian072@sundown:~$ dmesg | grep p5p1
[    0.677118] systemd-udevd[104]: renamed network interface eth1 to p5p1
[    6.520641] IPv6: ADDRCONF(NETDEV_UP): p5p1: link is not ready
[    7.438853] r8169 0000:03:00.0 p5p1: link down
[    7.439106] r8169 0000:03:00.0 p5p1: link down
[    7.439162] IPv6: ADDRCONF(NETDEV_UP): p5p1: link is not ready
[    9.379862] r8169 0000:03:00.0 p5p1: link up
[    9.379869] IPv6: ADDRCONF(NETDEV_CHANGE): p5p1: link becomes ready
ian072@sundown:~$ ps aux | grep -i network
ian072    3030  0.0  0.0  11740   948 pts/0    S+   15:11   0:00 grep --color=auto -i network
ian072@sundown:~$ sudo ifconfig p5p1 up
[sudo] password for ian072: 
ian072@sundown:~$ sudo dhclient p5p1
(it has been stuck here now for 2 minutes)