JOINT FILING AGREEMENT

Exhibit 99.2

JOINT FILING AGREEMENT

In accordance with Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended, the undersigned agree to the joint filing on behalf of each of them of a statement on Schedule 13D (including amendments thereto) (collectively, the “Schedule 13D”) with respect to the Common Shares, no par value, of Brasil Telecom, S.A. and further agree that this Joint Filing Agreement be included as an exhibit to the Schedule 13D. Each of the undersigned agrees to be responsible for the timely filing of the Schedule 13D and any amendments thereto, and for the completeness and accuracy of the information concerning itself contained therein. Each of Telemar Participações S.A., Tele Norte Leste Participações S.A. and Telemar Norte Leste, S.A. expressly authorizes Xxxxx Participações S.A. to file the Schedule 13D on its behalf. This Agreement may be executed in any number of counterparts, all of which taken together shall constitute one and the same instrument.

Date: November 27, 2009

TELEMAR PARTICIPAÇÕES S.A.
By		/S/    XXXXX XXXXXXXXXX
		Name:		Xxxxx Xxxxxxxxxx
		Title:		Chief Executive Officer
By		/S/    XXXXX XXXXXXXXX XXXXXXXXX
		Name:		Xxxxx Xxxxxxxxx Xxxxxxxxx
		Title:		Executive Officer
TELE NORTE LESTE PARTICIPAÇÕES S.A.
By		/S/    XXXXX XXXXX XXXXX
		Name:		Xxxxx Xxxxx Xxxxx
		Title:		Executive Officer
By		/S/    ALEX XXXXXXXX XXXXXX
		Name:		Alex Xxxxxxxx Xxxxxx
		Title:		Chief Financial Officer
TELEMAR NORTE LESTE, S.A.
By		/S/    XXXXX XXXXX XXXXX
		Name:		Xxxxx Xxxxx Xxxxx
		Title:		Executive Officer
By		/S/    ALEX XXXXXXXX XXXXXX
		Name:		Alex Xxxxxxxx Xxxxxx
		Title:		Chief Financial Officer

XXXXX PARTICIPAÇÕES S.A.
By		/S/    XXXXX XXXXX XXXXX
		Name: Xxxxx Xxxxx Xxxxx Title: Executive Officer
By		/S/    ALEX XXXXXXXX XXXXXX
		Name: Alex Xxxxxxxx Xxxxxx Title: Chief Financial Officer

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