安装pppoe server:
$ sudo apt install pppoe
创建/etc/ppp/pppoe-server-options,内容如下:
auth
require-chap
logfile /var/log/pppd.log
修改/etc/ppp/chap-secrets,添加如下行,对应用户名和密码为test/test:
test * test *
启动pppoe-server
$ sudo pppoe-server -k -I enp0s25 -F
注意接口选项是大写的字母ai
参考:
http://manpages.ubuntu.com/manpages/bionic/man8/pppoe-server.8.html