| This softcopy-only update corrects references to Taiwan.

• The book has been divided into five Parts, and the chapter order has been rearranged.

• Information from the GDDM Installation: Planning, Testing, and Servicing books has been moved into this book. For example:
  • "Reviewing the telecommunication network" in topic 2.2

  • "Working with GDDM-OS/2 Link" in topic 5.1

  • "Working with GDDM-PCLK" in topic 5.2

  • "Resource and capacity planning" in topic 4.1.

• The Print Queue Manager (PQM) is described in "The GDDM/MVS Print Utilities, ADMOPUT and ADMOPUJ" in topic 1.3.

• New code pages are described in "GDDM's code-page support" in topic 3.7.

• The new FRCETYPE processing option is described in Appendix B, "Processing options" in topic B.0.

• New device tokens are described in Appendix C, "Device tokens supplied by GDDM" in topic C.0.

• "Understanding GDDM performance" in topic 4.2 has been revised.