"Postal Service information technology officials have upgraded
the 15-year-old, mainframe-based system to handle more transactions
and lower the cost of operating the system.
"The work to upgrade PTS is part of a larger plan to standardize
on the open-source and less expensive Linux operating system, said
John Byrne, manager of application development and head of USPS'
Integrated Business Solutions Centers.
"The service is moving 1,300 Sun Solaris midrange servers to a
Hewlett-Packard Linux environment. USPS is using Novell's SUSE
Linux on the mainframe and distributed computing platforms to forge
greater interoperability between the two environments, Byrne