[  483.368223] netdevsim netdevsim482 eni482np1: renamed from eth0
[  483.368590] netdevsim netdevsim698 eni698np1: renamed from eth1
[  483.469712] Could not find device with ifindex 2000 in netnsfd 11
[  483.469851] Could not find netns with fd: 2000
[  483.469953] Cannot link a netdevsim to itself
[  483.470068] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).