Exhibit 10.17 AT&T YURIE ADDENDUM ------------------- This Addendum (hereinafter "Addendum") is made by and between AT&T Corp., a New York corporation, (hereinafter "AT&T") and Yurie Systems, Inc., a Delaware Corporation, (hereinafter "Yurie") to the...Addendum to Agreement • November 4th, 1997 • Yurie Systems Inc • Communications equipment, nec
