2.2.6.18 X-Notice
The X-Notice header SHOULD be included in EndOfStream (section 2.2.7.3) requests sent by the server. This header is defined only for requests sent to a client.
The ABNF syntax of the X-Notice header is as follows:
-
X-Notice = "X-Notice: 2101" SP %x22 "End-of-Stream Reached" %x22