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VII
VII
| Table of Contents
11
Mobile Network Devices
47
11.1 WiFi/WLAN Networks . . . . . . . . . . . . . . . . . . . . . . . . . . 47
11.2 UMTS/EVDO Wireless Networks . . . . . . . . . . . . . . . . . . . . . 47
12
Ancillary Data
49
12.1 GPIO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
12.2 Serial Data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Appendix A
When an IT Department is not Available
55
IP Addresses, Subnet masks, and Gateways . . . . . . . . . . . . . . . . . . 55
Discover the Local Network Settings. . . . . . . . . . . . . . . . . . . . . . 58
Find an Available IP Address without a DHCP Server . . . . . . . . . . . . . . 60
Duplicate IP Addresses . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Network Address Translation . . . . . . . . . . . . . . . . . . . . . . . . . 62
Appendix B
Audio Coding Reference
65
History. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
Basic Principles of Perceptual Coding . . . . . . . . . . . . . . . . . . . . . 66
MPEG . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
MPEG4 AAC (Advanced Audio Coding) . . . . . . . . . . . . . . . . . . . . . 69
AAC-LD (AAC Low Delay) . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
MPEG-4 High Efficiency AAC (HE-AAC, previously known as “aacPlus™”) . . . . . . 74
MPEG-4 Enhanced Low Delay AAC . . . . . . . . . . . . . . . . . . . . . . 74
ISO/MPEG Layer 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
G.722 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
aptX and aptX Enhanced . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
Z/IP ONE Audio Specifications
77
Warranty and Application Cautions
79
Safety Notification
81
