How to set static IP for DE10-Nano console image

From Terasic Wiki

1.连上网络

2.使用以下命令，更新connman:

opkg update

opkg install connman connman-angstrom-settings connman-client connman-tests connman-tools

3.使用以下命令创建并编辑设定档：

mkdir /var/lib/connman/ethernet_000000000000_cable

vim /var/lib/connman/ethernet_000000000000_cable/settings

[ethernet_000000000000_cable]

Name=Wired

AutoConnect=true

IPv4.method=manual

IPv4.local_address=192.168.21.2

IPv4.netmask_prefixlen=24

IPv4.gateway=192.168.21.1

IPv6.method=auto

IPv6.privacy=disabled

4.重新开机