双网卡bond模式
]# nmcli connection add type bond ifname bond0 mode 0
]# nmcli connection add type bond-slave ifname ens33 master bond0
]# nmcli connection add type bond-slave ifname ens38 master bond0
]# vim /etc/sysconfig/network-scripts/ifcfg-bond-bond0
BONDING_OPTS=mode=balance-rr
TYPE=Bond
BONDING_MASTER=yes
PROXY_METHOD=none
BROWSER_ONLY=no
BOOTPROTO=none #dhcp关掉
DEFROUTE=yes
IPV4_FAILURE_FATAL=no
IPV6INIT=yes
IPV6_AUTOCONF=yes
IPV6_DEFROUTE=yes
IPV6_FAILURE_FATAL=no
IPV6_ADDR_GEN_MODE=stable-privacy
NAME=bond-bond0
UUID=d064e805-c724-4436-be84-591612c921b5
DEVICE=bond0
ONBOOT=yes
IPADDR="192.168.100.205"
ENTMASK="24"
GATEWAY="192.168.100.2"
DNS1="192.168.100.2"
]# systemctl restart network
]# ip a