Market Data Advisory Notices
To Market Data Distributors
From Market Data Operations
Subject New Release Environment Maintenance - All Day Friday, September 21, 2007
Notice Date 2007-09-19
Notice Number Q2007-244
Effective Date 2007-09-21

Please be advised that the New Release environment will be down all day for scheduled maintenance on Friday, September 21, 2007 , beginning at 10:00 a.m. Central Time.