GSA/FTS/6KE, 1500 E. Bannister Road, Kansas City, MO 64131-3088

D -- TELECOMMUNICATIONS MAINTENANCE AND FOLLOW-ON SERVICES POC Contact Jackie Gentry, Contracting Officer by FAX (816)823-3322 CNT SOL#GS06K97BND0001 -- CONTRACT # GS06K97BND0589 AMT $6,069,389.75 LINE SCHEDULES A-E DTD 050697 TO GTE GOVERNMENT SYSTEMS CORPORATION, 1450 ACADEMY PARK LOOP ROAD, COLORADO SPRINGS, CO 80910 (AC0597022-03) (0128)

Loren Data Corp. http://www.ld.com (SYN# 0351 19970512\D-0005.AWD)