リンクアグリゲーションの設定

sudo nmcli connection add type bond autoconnect no con-name bond0 ifname bond0 mode 802.3ad
nmcli c
sudo nmcli connection add type bond-slave autoconnect no ifname enp5s0f0 master bond0
sudo nmcli connection add type bond-slave autoconnect no ifname enp5s0f1 master bond0

ip a
sudo nmcli c mod bond0 ipv4.method manual ipv4.address "192.168.251.111/24" ipv4.gateway "192.168.251.1" ipv6.method ignore
sudo nmcli c mod bond0 ipv4.dns 192.168.251.201

sudo nmcli c m enp5s0f0 connection.autoconnect no
sudo nmcli c m enp5s0f1 connection.autoconnect no
sudo nmcli c m bond-slave-enp5s0f0 connection.autoconnect yes
sudo nmcli c m bond-slave-enp5s0f1 connection.autoconnect yes
sudo nmcli c m bond0 connection.autoconnect yes

sudo nmcli con mod bond0 ipv4.dns-search s

#sudo systemctl restart NetworkManager
#sudo systemctl restart network.service
#sudo nmcli c up bond-slave-enp5s0f0
#sudo nmcli c up bond-slave-enp5s0f1
#sudo nmcli c up bond0
sudo reboot

NETGEAR (192.168.251.239) のLAGの設定でLAG Type→LACPにする