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Dynamic DNS and DHCP (bind9 & isc-dhcp-server)
Copy/Modify the configuration files
apt updateapt install bind9 isc-dhcp-server gitgit clone https://github.com/shad0wuser/ddns_dhcp.gitcp -r ddns_dhcp/dhcp /etc/cp -r ddns_dhcp/bind /etc/cp -r ddns_dhcp/etc/* /etc/chown -R bind:bind /etc/bind
Generate your secret key.
dnssec-keygen -a HMAC-MD5 -b 128 -r /dev/urandom -n USER DDNS_UPDATE
It will generate two key files. Just copy thekey inKddns_update.+157+57083.private and paste tosecret case onddns.key file.
Kddns_update.+157+57083.private
ddns.key
The both files/etc/bind/ddns.key and/etc/dhcp/ddns.key must be identical.
/etc/bind/ddns.key
/etc/dhcp/ddns.key
services bind9 restartservice isc-dhcp-server restart