User-Agent, Http::HdrType::USER_AGENT, Http::HdrFieldType::ftStr, HdrKind::RequestHeader
Vary, Http::HdrType::VARY, Http::HdrFieldType::ftStr, HdrKind::ListHeader|HdrKind::ReplyHeader
Via, Http::HdrType::VIA, Http::HdrFieldType::ftStr, HdrKind::ListHeader|HdrKind::GeneralHeader
-Warning, Http::HdrType::WARNING, Http::HdrFieldType::ftStr, HdrKind::ListHeader|HdrKind::ReplyHeader
WWW-Authenticate, Http::HdrType::WWW_AUTHENTICATE, Http::HdrFieldType::ftStr, HdrKind::ListHeader|HdrKind::ReplyHeader
X-Forwarded-For, Http::HdrType::X_FORWARDED_FOR, Http::HdrFieldType::ftStr, HdrKind::ListHeader|HdrKind::GeneralHeader
X-Request-URI, Http::HdrType::X_REQUEST_URI, Http::HdrFieldType::ftStr, HdrKind::ReplyHeader