NEW YORK--(BUSINESS WIRE)--Fitch Ratings has affirmed the Issuer Default Rating (IDR) on Cox Enterprises, Inc. (CEI) and Cox Communications, Inc. (CCI) at 'BBB+' with a Stable Outlook. A full list of ratings follows at the end of this release. Fitch's action follows CEI's announcement that it intends to acquire Dealertrack Technologies (Dealertrack) for approximately $4.6 billion. The purchase is expected to be funded largely with incremental debt within the restricted group and to close during