gzip_proxied

Enables or disables gzipping of responses for proxied requests depending on the request and response. The fact that the request is proxied is determined by the presence of the “Via” request header field. The directive accepts multiple parameters:

off

disables compression for all proxied requests, ignoring other parameters;

expired

enables compression if a response header includes the “Expires” field with a value that disables caching;

no-cache

enables compression if a response header includes the “Cache-Control” field with the “no-cache” parameter;

no-store

enables compression if a response header includes the “Cache-Control” field with the “no-store” parameter;

private

enables compression if a response header includes the “Cache-Control” field with the “private” parameter;

no_last_modified

enables compression if a response header does not include the “Last-Modified” field;

no_etag

enables compression if a response header does not include the “ETag” field;

auth

enables compression if a request header includes the “Authorization” field;

any

enables compression for all proxied requests.