EXHIBIT 4.3.17 CERTIFICATE OF SECRETARY I, JOHN M. LOWBER, the duly elected and acting Secretary of General Communication, Inc., an Alaska corporation, do hereby certify and declare that the resolution of the Board of Directors contained in the minutes of its meeting attached hereto as Exhibit 4.3.17A and the copy of Amendment No. 3 referred to in that resolution and attached hereto as Exhibit 4.3.17B are true and correct copies of that resolution and amendment as contained in those minutes duly adopted by the Board of Directors of General Communication, Inc. at its meeting held on April 26, 2002. Executed this 24 day of June, 2003 at Anchorage, Alaska. GENERAL COMMUNICATION, INC. By: /s/ John M. Lowber, Secretary SUBSCRIBED AND SWORN TO before me this 24 day of June, 2003. /s/ C. Mills Notary Public in and for Alaska My Commission Expires: May 17, 2006