> As for SortedSet vs. List, it logically makes more sense to > have it as a > SortedSet since it wouldn't make sense to have multiple MX records to > the same IP address. But you never know, I don't think DNS could > enforce this... I guess we just do extra checks as we add the IP > addresses and avoid duplication. I might just make it a List > to avoid > working this out... the benefit of making it a SortedSet seem > minimal to me.
You can use multiple MX records to the same IP to improve performance by allowing James to use multiple concurrent connections to the same mail server. IIRC Javamail has some per connection synchronisation and multiple MX records can be used to enable multiple connections. Steve -- To unsubscribe, e-mail: <mailto:[EMAIL PROTECTED]> For additional commands, e-mail: <mailto:[EMAIL PROTECTED]>
