WAN .................................................................................................................................................. 4
2.1.1 Communication protocols and technical indices ................................................................. 4 2.1.2 CDMA Antenna........................................ ........................................... ................................. 5 Support receiving diversity ..................................... ........................................... ................................. 5 2.2 IP / NETWORKING .......................................................................................................................... 5 2.2.1 IP Protocol Support ........................................... ........................................ .......................... 5 2.2.2 Networking Applications ..................................................................................................... 5 2.2.3 NAT&ALG ........................................................................................................................... 6 2.2.4 Wireless LAN ....................................................................................................................... 6 2.2.5 Modem management ............................................................................................................ 6 2.3 CONFIGURATION AND MAINTENANCE ................................................................................... 6 2.3.1 Management Capability ......................................... ........................................... ................... 6 2.3.2 Firmware and Configuration Maintenance ......................................................................... 7 2.3.3 Operating System ............................................ ........................................... .......................... 7 2.3.4 System Requirements ........................................................................................................... 7 2.4 SECURITY ........................................................................................................................................ 7 2.4.1 2.4.2
IP ......................................................................................................................................... 7 Mobile Network ................................................................................................................... 7
3
Packing List ............................................................................................................................................... 8
Bridging Transparent bridging between LAN devices Automatic learning of MAC addresses
2.2.3 NAT&ALG •
NAT/NAPT, RFC 3022
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Application Layer Gateway (ALG) FTP TFTP SIP
2.2.4 Wireless LAN •
Comply with 802.11g and 802.11b
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Multiple SSIDs (up to 4 SSIDs)
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Support 64/128bits WEP encryption
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Support WPA-PSK/WPA2-PSK; Encryption: AES, TKIP
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Wireless Multimedia (WMM, draft standard of IEEE 802.11e.) QoS standard of WLAN
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Wireless country code
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Wireless channel auto selection.
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Wireless transmit power adjustment
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two built-in antennas with 2dBi gain for Wireless LAN module.
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Coverage :indoor 300m;outdoor 100m.
2.2.5 Modem management
2.3 Configuration and Maintenance 2.3.1 Management Capability •
Local or remote Web-based management interface for user selfprovisioning. The Web GUI utilizes HTTP for logging on to the device 6
2.3.2 Firmware and Configuration Maintenance •
Firmware Upgrade Support manual upgrade of software and configuration through local web-based management interface
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Configuration backup and restore
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Restore to factory default settings
2.3.3 Operating System •
Compatible with Windows 2000 / Windows XP / Windows Vista (32&64) / Mac OS (kernel version 9.2.1)/ Linux(2.6.9-5)
2.3.4 System Requirements System requirements of AR20 are as f ollows: •
The user has subscribed related services and acquired the R-UIM card from the operator.
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One or more PCs with 10/100M Ethernet Network Interface Card (NIC).
•
For wireless access, an external or built-in 802.11b/g wireless adapter is required.
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To configure the system via the web-page-based configuration interface, a Web browser such as Internet Explorer (version 6.0 or above) or Netscape (version 7.2 or above) is required.
2.4 Security 2.4.1 IP •
Embedded Stateful Packet Inspection (SPI) Firewall support