tap

Linux使用tun模組實現tun/tap

modinfo tun

lsmod | grep tun

modprobe tun

安裝tunctl

# vi /etc/yum.repos.d/nux-misc.repo
[nux-misc]
name=Nux Misc
baseurl=http://li.nux.ro/download/nux/misc/el7/x86_64/
enabled=0
gpgcheck=1
gpgkey=http://li.nux.ro/download/nux/RPM-GPG-KEY-nux.ro

yum --enablerepo=nux-misc install tunctl -y