A few notes to add to this, for posterity.Internally, DTM instantiates
an object from the Marketing Cloud library's Visitor "class" (object),
similar to what is shown here (also pasted below, in case the link
breaks):var visitor =
Visitor.getInstance("INSERT-MARKETING-CLOUD-ORGANIZATION-ID-HERE", {
trackingServer: "INSERT-TRACKING-SERVER-HERE", // same as
s.trackingServer trackingServerSecure:
"INSERT-SECURE-TRACKING-SERVER-HERE", // same as s.trackingServerSecure
// To enable CNAME support, add...