+ const PROTOCOL_UNKNOWN = 0;
+ const PROTOCOL_DFRN = 1;
+ const PROTOCOL_DIASPORA = 2;
+ const PROTOCOL_OSTATUS_SALMON = 3;
+ const PROTOCOL_OSTATUS_FEED = 4; // Deprecated
+ const PROTOCOL_GS_CONVERSATION = 5; // Deprecated
+ const PROTOCOL_SPLITTED_CONV = 6;
+