Patent License Agreement

EXHIBIT 10.56b

June 26, 2003

Aspect Communications Corporation
1310 Ridder Park Drive
San Jose, California 95131-2313

Re: Patent License Agreement and Mutual Release between Lucent Technologies Inc. and Aspect Telecommunications Corporation Relating to Information Handling Systems, Programs and Semiconductive Devices effective January 1, 1998, (referred to as the "PLA")

Dear Sir or Madam:

Based upon the recent discussions between our companies concerning the PLA, it is proposed to amend the PLA as follows:

1. Except as set forth below, the terms and conditions of the PLA remain in full force and effect. Any term in capital letters which is defined in the PLA shall retain the meaning specified therein (unless specifically modified herein).

2. This Letter Agreement shall be effective as of January 1, 2003.

3. Section 2.01(c) of the PLA shall be amended to read as follows:

"Two annual payments payable to LUCENT as follows:

Two million five hundred thousand U.S. dollars ($2,500,000) royalty for calendar year 2003 payable on or before July 3, 2003; and

Two million five hundred thousand U.S. dollars ($2,500,000) royalty for calendar year 2004 payable on or before March 15, 2004."


LUCENT/ASPECT PROPRIETARY


4. ASPECT agrees to forego and relinquish any rights that ASPECT previously had under the PLA to elect not to extend the LIMITED PERIOD under Section 2.01(d) of the PLA and under the Definition of LIMITED PERIOD in th ...