MOVE ALONG NOTHING TO SEE HERE
All new docs are being written in the github msndevs wiki
The old contents are left here for historical reference
Placeholder page for docs about MSNP21, the protocol version introduced with WLM 2011.
In http gateway connections, when the client sends the header:
The server adds this header to the reply:
I assume this means long-polling.
Seen in MSNP22 but it's implemented as a no-op placeholder in msnp-sharp (msnp21).
>>> FSL 5 1025 3 <<< FSL 5