Ubuntu is not the only one rejecting Microsoft.

Controversy is erupting in the Linux community following news that Xandros and Linspire opted for a pact with Microsoft, while Ubuntu and Red Hat flat out rejected the advances.

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The drama started last November, when Microsoft inked a deal with Novell to foster interoperability and technical collaboration between the open- and closed-source operating systems. Novell also got protection from possible patent suits as part of the agreement.

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Soon after, Microsoft came out with allegations that the open-source camp is infringing on 235 of its patents, and the software giant began making moves to form alliances with other Linux providers. The company was successful in negotiating partnerships with Xandros and Linspire, but has hit a wall with Ubuntu and Red Hat.