[  483.419706] netdevsim netdevsim430 eni430np1: renamed from eth0
[  483.420074] netdevsim netdevsim699 eni699np1: renamed from eth1
[  483.509559] Could not find device with ifindex 2000 in netnsfd 11
[  483.509691] Could not find netns with fd: 2000
[  483.509793] Cannot link a netdevsim to itself
[  483.509905] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).