id	Summary	Status	Owner	Type	Priority	Milestone
2389	"""proxy_cache_background_update on"" ignored using subrequest (more exactly: nested subrequest)"	reopened		defect	major	
2639	Embedded trailer variables have no value	new		defect	major	
2668	client_body_buffer_size - Body Larger Than Buffer Size Is Omitted	new		defect	major	
2419	new variable is needed(the port of nginx server which sending the request to back-end)	new		enhancement	minor