Specifies what transport(s) is/ar used for DNS lookups

gdns_set_transports(gctx, transports = c("tls", "udp", "tcp"))

Arguments

gctx	gdns resolver context created with `gdns_resolver()`
transports	character vector of any/all of "`udp`", "`tcp`" or "`tls`". Order matters as it specifies that the library will use to try to perform the lookups.

x <- gdns_context()
x <- gdns_set_transports(x, "tls")