Installation guide

TD 92408EN

9 December 2011 / Ver. G

System Planning

Ascom VoWiFi System

13 Document History

For details in the latest version, see change bars in the document.

Version Date Description

A 2006-05-24 First version

B 2006-11-01 AP Configuration added

C 2007-08-27 • Proactive key caching (opportunistic key caching) added to

chapter 4 Security Considerations on page 17.

• New information in chapter 10.6 Transmission Power on page 30.

D 2009-11-13 Added new table for supported n standard features and edited

troubleshooting part. Added Appendix A: U-APSD explained. More

general handset designation (i75 is replaced by VoWiFi handset).

E 2010-11-25 Updated -b/g radio info and inserted -a/n radio and VoWiFi

Handset specifics. Moved U-APSD appendix to Troubleshooting

Guide.

F 2011-09-19 • Removed all information related to the i75 handset.

• Added Appendix A: Migration from i75 to i62.

• Replaced IMS2 with IMS3.

• Replaced WinPDM with PDM.

• Added section Related Documents.

• Minor text and layout changes.

G 2011-12-12 • Update of DFS channels text.

• Update of 40 MHz channel bonding text.