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Diffstat (limited to 'middleware/secondary/README.md')
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diff --git a/middleware/secondary/README.md b/middleware/secondary/README.md index 559a06717..e37555211 100644 --- a/middleware/secondary/README.md +++ b/middleware/secondary/README.md @@ -16,13 +16,17 @@ A working syntax would be: ~~~ secondary [zones...] { transfer from ADDRESS - [transfer to ADDRESS] + transfer to ADDRESS + upstream ADDRESS... } ~~~ * `transfer from` specifies from which address to fetch the zone. It can be specified multiple times; if one does not work, another will be tried. * `transfer to` can be enabled to allow this secondary zone to be transferred again. +* `upstream` defines upstream resolvers to be used resolve external names found (think CNAMEs) + pointing to external names. This is only really useful when CoreDNS is configured as a proxy, for + normal authoritative serving you don't need *or* want to use this. ## Examples |