Syntax: ip_hash; Default: — Context: upstream

Syntax: imap_capabilities extension ...; Default: imap_capabilities

Syntax: fastcgi_cache_valid [code ...] time; Default:

Syntax: proxy_pass_header field; Default: — Context:

Syntax: sub_filter_once on | off; Default: sub_filter_once

Syntax: timer_resolution interval; Default: — Context:

Syntax: charset charset | off; Default: charset off;

Syntax: ssl_crl file; Default: — Context:

Syntax: proxy_buffers number size; Default: proxy_buffers

Syntax: gzip on | off; Default: gzip off;