Supported Standards; Vowifi Handset; System Functions - ASCOM VoWiFi System System Description

System Description
Ascom VoWiFi System
4.1

Supported Standards

4.1.1

VoWiFi Handset

• IEEE 802.11a/b/g/n (MCS 0–7, 20 MHz, 800ns GI)
• WEP, WPA™ (for security 802.11i/WPA2™)
• WMM™ (based on 802.11e)
• IEEE 802.11d (specification for operation in additional regulatory domains)
• WMM™ power save
• CCX version 4 for Application-Specific Device (ASD)
• TSPEC-based CAC
• Pre-authentication
• Proactive Key Caching (Opportunistic key caching)
• PMKSA caching
• CCKM
• 802.11h (DFS and TPC)
Encryption methods:
• 64/128 bits WEP
• TKIP
• AES-CCMP
Authentication methods:
• 802.1X
• Original 802.11 open/shared key authentication
• WPA-PSK
• WPA2-PSK
• LEAP
• PEAP-MSCHAPv2
• EAP-TLS
• EAP-FAST
• Authentication certificate
For use in Cisco WLAN infrastructure, CCKM is supported to speed up the encryption key
exchange when roaming in a multi-cell environment.
4.2

System Functions

The Ascom VoWiFi system is designed to enable wireless voice traffic, messaging and alarm
handling within an enterprise LAN. For details, see Function Description, Ascom VoWiFi
System, TD 92314EN.
1. The VoWiFi Handset requires the APs to support WMM for voice power save mode.
7 September 2011 / Ver. G
1
TD 92313EN
20