Vertical ip2007 Guia Do Utilizador

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Product Summary
1-7
Chapter 1 - Introduction
Xcelerator IP Administrator Manual
March 2007
Digital Audio
Codec:
G.711 a-law/µ-law 64Kbps
G.729A/B (8Kbps)
G.723.1(6.3K/5.3Kbps)
SIP Call Offer /Answer: Codec auto capacity exchange
Echo Cancellation: G.168 for each voice line
Silence Detection/Suppression
Comfort Noise Generation
Adaptive jitter buffer
Different frame size support (10,20,30,40, 50, and 60ms)
Packet loss concealment
Out-band (RFC2833) and In-band DTMF
Security
Password protected system management
User authentication for PPP (PAP/CHAP/MSCHAP)
Firewall
Packet Filtering
Access Control List
Wireless Security:
Support WEP (64, 128-bit) encryption
802.1x and WPA/WAP2 authentication
MAC Address-based access control
WDS support
Configuration Management
LAN/WAN management via Telnet interface or Web-based browser interface
Firmware upgrade available by TFTP/ HTTP
Status display and event report from Web-based management
Settings Save and Restore
Reset to factory default
Radio - WLAN
Standard: IEEE 802.1g and 802.11b
Media Access Control: CSMA/CA with ACK
Modulation: OFDM/CCK
Frequency Range (Range depends on different country)
Output Power: 15dBm (typical)
Sensitivity: -67 (54Mbps) / -83 (11Mbps) dBm (typical)
Data Rate: 54, 48, 36, 24, 18, 12, 11, 6, 5.5, 2, 1Mbps, auto-fallback