(SOL13705) Old Behavior
Previously, BIG-IP WebAccelerator did not support weak entity tag (ETag) validation. All responses, both cached and proxied from BIG-IP WebAccelerator, included a strong ETag header.
ETags are one of several mechanisms defined in RFC2616 for web cache validation, allowing clients to make conditional requests, improve caching efficiency, and ultimately save bandwidth. Strong ETags denote an object that is byte-for-byte identical to a cached version and allows for partial responses,
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