CONTENTS
4 VX 685/VX 690 REFERENCE GUIDE
VeriShield File Signing Tool System Requirements . . . . . . . . . . . . . . . . . . . 74
Operating Modes for the VeriShield File Signing Tool . . . . . . . . . . . . . . . . . 74
Command-Line Entries for the File Signing Tool . . . . . . . . . . . . . . . . . . . . . 76
Graphical Interface Mode for the VeriShield File Signing Tool. . . . . . . . . . . 78
CHAPTER 5
Performing
Downloads
Downloads and Uploads. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Download Methods. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Download Tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
Download Content . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
Full and Partial Downloads. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
Support for Multiple Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
How the File System Supports Multiple Applications . . . . . . . . . . . . . . . . . . 84
The Main Application is Always Stored in GID1 . . . . . . . . . . . . . . . . . . . . . . 84
Physical and Logical Access to File Groups. . . . . . . . . . . . . . . . . . . . . . . . . 85
Use of I: drive and F: drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
Redirection of Files During Application Downloads . . . . . . . . . . . . . . . . . . . 85
Manually Redirecting Files . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
Redirecting Files to Other File Groups . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87
Restrictions on File Redirection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
Using DDL.EXE to Automatically Redirect Files. . . . . . . . . . . . . . . . . . . . . . 89
File Redirection in Operating System Downloads. . . . . . . . . . . . . . . . . . . . . 89
File Redirection in Back-to-Back Application Downloads . . . . . . . . . . . . . . . 89
File Authentication Requirements. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
Required Certificates and Signature Files . . . . . . . . . . . . . . . . . . . . . . . . . . 90
The File Authentication Process During an Application Download. . . . . . . . 91
File Group Permissions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
Download an Operating System Update Provided by Verifone . . . . . . . . . . 94
File Authentication for Back-to-Back Application Downloads . . . . . . . . . . . . 95
Timing Considerations Due to the Authentication Process. . . . . . . . . . . . . . 96
Support for File Compression. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96
Effect of Downloads on Existing Files and Data. . . . . . . . . . . . . . . . . . . . . . . . . 97
Set Up the Download Environment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
Cable Connection for Back-to-Back Application Downloads . . . . . . . . . . . . 98
Direct Application Downloads. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
Hardware Checklist. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
Software Checklist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
Checklist for Effects on Files and Settings in the Receiving Terminal . . . . . 99
Direct Application Download Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99
Direct Operating System Downloads . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106
Hardware Checklist. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106
Software Checklist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106
Checklist for Effects on Files and Settings in the Receiving Terminal . . . . 106
Direct Operating System Download Procedure . . . . . . . . . . . . . . . . . . . . . 107
Download by Telephone. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112
Hardware Checklist. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112
Software Checklist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112
Telephone Download Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112
Back-to-Back Application Downloads. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117
Hardware Checklist. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117
Software Checklist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117
Checklist for Effects on Files and Settings in the Receiving Terminal . . . . 118