ln -fs /lib/systemd/system/rc-local.service /etc/systemd/system/rc-local.service
cd /etc/systemd/sys...
noipdefault
noauth
persist
plugin rp-pppoe.so rp_pppoe_ac xxx
user 'xx'
password 'xx'...
wget https://www.openssl.org/source/old/1.1.1/openssl-1.1.1.tar.gz --no-check-certificate -P /opt/op...