Detailed Product Description

Features
 One RS232 port for configuration
 Eight standard RJ11 ports, FXS for analog phones
 One bypass port
 Five 10/100M BASE-T connect WAN/LAN
 Supports VLAN TAG 
 Supports static/dynamic NAT translate
 Supports Modem NAT
 Supports Jitter Buffer to clear network jitter
 Supports static IP address configure
  Supports PPPoE (Point to Point Protocol over Ethernet)/DHCP (Dynamic Host Configuration Protocol) Server, performance IP address dynamic distribute, enhance management convenience and access flexibility
 PPPoE/DHCP auto redial when off line
 Supports on line software upgrade
 Self-learn MAC address
 Capacity to define one virtual MAC virtual per each VLAN associated to every PPPoE session
 Supports multi configure, as Console, Web, Telnet
 Management Users level authority, high security
 Force reset factory setting, good surviva
 Supports quite tone detect/ CNG (Comfort Noise Generation)
 Supports T.30/ T.38 fax, fax translate
 Support T.38 compliant Group 3 Fax Relay up to 14.4kpbs and auto-switch to G.711 for Fax Pass-through
 Support the Modem call function
 Billing mode: Polarity
 Telecom grade lighten proof
 Recover loss package feature
 Auto-sensing dynamic buffer technology, Max 150ms, to meet bad network environment application
 Adopt authority verify etc. network security mode
 Supports Caller detect and Caller ID
 Option DTMF band internal/external transmission technology
 Option input/output gain control
 Supports polarity controlneed operator support such service

 Supports call wait, call transfer, call forward, abbreviation dial, no-disturb (need operator support such service)
 Supports 54/48/36/24/18/12/9/6/11/5.5/3/2/1Mbps wireless LAN data transfer rates
 Supports 64/128-bits WEP, complies with 128 bit WPA standard (TKIP/AES)

Protocol
 Control Protocol: MGCP/SIP, supports on line upgrade and modify between two protocols
 Voice Codecs: G.711 (A-law and u-law), G.723.1, G.729, supports voice compress arithmetic dynamic switch
 Analog voice interface: DTMF detect
 Echo cancellation: G.165/G.168
 Ethernet port: IEEE 802.3 10BASE-T Ethernet; IEEE 802.3u 100BASE-TX Fast Ethernet
 WiFi: IEEE 802.11gIEEE 802.11bIEEE 802.11a
 Network Protocol: TCP/IP, UDP, ARP, ICMP, TELNET, SNMP, HTTP, RTP/RTCP, TFTP, NAT, DHCP, PPPoE
 Network Management: SNMP, Telnet, Web-based GUI (HTTP), Console
 Security Feature: Password-Protected Administration on Telnet, Console, Web (HTTP) and SNMP Supports VLAN, avoid network storm

l   Based on IPv4 ToS and distinguish service, set different service level according to different package to ensure voice packages high priority

l   Based on IEEE802.1p 4-level priority, Tag high priority on voice package to ensure voice quality