DDNS-CONFGEN(8) BIND 9 DDNS-CONFGEN(8) (NAME) ddns-confgen - DDNS (SYNOPSIS) ddns-confgen [-a algorithm] [-h] [-k keyname] [-q] [-s name] [-z zone] (DESCRIPTION) ddns-confgen TSIG . DNS (zone) rndc <#std-iscman-rndc> . -k ddns-key . DNS nsupdate <#std-iscman-nsupdate> named <# std-iscman-named> update-policy. ( rndc-confgen <#std- iscman-rndc-confgen> .) named <# std-iscman-named> DDNS nsupdate -l <#cmdoption-nsupdate-l> update-policy local; . ddns-confgen : nsupdate <#std-iscman-nsupdate> (remote) . (OPTIONS) -a algorithm TSIG . : hmac-md5 hmac-sha1 hmac-sha224 hmac-sha256 hmac-sha384 hmac-sha512. hmac-sha256 . (case-insensitive) "hmac-" . -h . -k keyname DDNS . -s -z ddns-key ddns-key (label) ddns-key.example.com.. . -q (quiet mode) . tsig-keygen <#std-iscman-tsig-keygen> . -s name (hostname) . named.conf <#std-iscman-named.conf> nametype "name" . ddns-key.name . nametype "self" . -z . -z zone (zone) . named.conf <#std- iscman-named.conf> nametype "zonesub" (subdomain) . -s . (SEE ALSO) nsupdate(1) <#std-iscman-nsupdate> named.conf(5) <#std-iscman-named .conf> named(8) <#std-iscman-named> BIND 9 (BIND 9 Administrator Reference Manual). (AUTHORS) Internet Systems Consortium (COPYRIGHT) 2026, Internet Systems Consortium 9.20.27 2026-08-19 DDNS-CONFGEN(8)