JOINT FILING AGREEMENT
Exhibit 1
In accordance with Rule 13d-1(k)(1) under the Securities Exchange Act of 1934, as amended, the undersigned hereby (i) agree to the joint filing with all other Reporting Persons (as such term is defined in the statement on Schedule 13D described below) of a statement on Schedule 13D (including amendments thereto) with respect to the Class A Common Stock, par value $0.01 per share, of EasyLink Services International Corporation and (ii) agree that this Agreement be included as an Exhibit to such joint filing. This Agreement may be executed in any number of counterparts all of which taken together shall constitute one and the same instrument.
Dated: May 9, 2012
OPEN TEXT CORPORATION
By: /s/ Xxxxxx X. Xxxxxx
Name: Xxxxxx X. Xxxxxx
Title: Chief Legal Officer and
Corporate Secretary
EPIC ACQUISITION SUB INC.
By: /s/ Xxxxxx X. Xxxxxx
Name: Xxxxxx X. Xxxxxx
Title: Secretary