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This match condition requires Rules Engine - Mobile Device Detection Rules. This component of Rules Engine must be purchased separately. Contact your CDN account manager to activate it.
Purpose: Identifies requests by whether the device that issued the request has a preferred document type definition (DTD) for HTML content (e.g., html5) that matches a literalThis type of value does not assign a special meaning to characters. The only exception is % which is used for URL encoding. value.
The value associated with this match condition may be defined using any combination of numbers, letters, and/or symbols. All characters, with the exception of the % symbol, will be treated as a fixed value and cannot take on a special meaning.
Due to the manner in which cache settings are tracked, this match condition is incompatible with the following features: