Virtual vsock monitoring device

modulename: vsockmon.ko

configname: CONFIG_VSOCKMON

Linux Kernel Configuration
└─>Device Drivers
└─>Network device support
└─>Virtual vsock monitoring device
In linux kernel since version 4.2 (release Date: 2015-08-30)  
This option enables a monitoring net device for vsock sockets. It is
mostly intended for developers or support to debug vsock issues. If
unsure, say N.

source code:
depends
CONFIG_NETDEVICES
CONFIG_NET_CORE
CONFIG_VHOST_VSOCK