I am puzzle for this sentence in http://www.xmpp.org/extensions/xep-0166.html
"The initiator is unknown to the receiver (e.g., via presence subscription) and the receiver does not communicate with unknown entities. " what's the meaning of "via presence subcription" ? And why in this case the initiator is unknown to the receiver? --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "google-talk-open" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/google-talk-open?hl=en -~----------~----~----~----~------~----~------~--~---
