External RFC2136 DNS without TSIG

[broesch-dkk]

We were discussing the same topic here:

DNS Update RFC2136 without security

I am trying to get the DNS Update Service to update DNS records in an Windows DNS Server. It is an internal Domain DNS Server, so there is no security (needed). The rancher server is running in the same domain. I can add DNS records using nsupdate from my local machine without TSIG. When I use DNS Update RFC2136 I get errors, because TSIG Key Name and TSIG Key are mandatory. I looked at the code here and can’t see an easy way to send the request without TSIG. We plan to have several interna…