IP PBX,PABX-20 SIP Servers

ADSL

               Standards: T1.413, G.DMT (992.1), ADSL2, ADSL2+

               Auto-negotiate between T1.413, G.DMT, ADSL2, ADSL2+

               ADSL2+ Extended Bandwidth (24 Mbps)

               8 Mbps x 1.024 Mbps in G.DMT Mode

               Up to 8 PVCs  

Memory and storage 

               Flash ROM 8 MB 

               RAM 32 MB 

WLAN Specification 

               Protocol IEEE 802.11g/b 

               RF Channels US: 11, ETSI: 13, Japan: 14 

               Security WEP(Shared; Open),40/104/232bit Encryption 

               802.1x Authenticator 

               WPA,/WPA2(PSK) 

               RF Power 20dBm 

               3dBi at 2.4GHz WLAN External antenna 

               up to 4 SSIDs 

               WDS

               QoS:WMM   

Network Interface/Function 

               Standard IEEE 802.3 

               Up to 3 Ethernet LAN ports, RJ45 

               Up to 1 Ethernet WAN port, RJ45 

               10 Base-T/100 Base-TX 

               Static IP Setting Support Static IP address setting 

               DHCP Client Support obtaining DHCP IP address on WAN side 

               PPPoE Client Support up to four PPPoE connections on WAN side, 8PVCs at best 

               Support bridging WAN & LAN sides 

               DHCP Server Support up to 253 IP addresses 

               Support up to 5 LAN groups 

               Support LAN group isolation 

               Support Internet Gateway Device 

               Static Routing 

               Dynamic Routing RIP and RIP2 

               DNS Proxy 

               NAT/NAPT 

               Firewall 

               Support up to 32 Port Forwarding Rules (Based on IP range/port range/protocols) 

               Support DMZ (Demilitarized zone) 

               policy routing based on DSCP/CoS/IP address/Port/Protocols/MAC address 

               Support up to 32 IP Filter Rules (Based on IP range/port range/protocols) 

               IGMP Proxy   

IP PBX Interface/Function 

               Standard Telephony Service Interface;SIP: IETF RFC 3261/2327/3323/2833 

               Up to 1 FXS port, RJ11 

               Up to 1 FXO port, RJ11 

               Voice Codec G.711 Mu/A, G.729AB, G.723 

               Echo Cancellation (EC) 

               Voice Activity Detection (VAD) 

               Comfort Noise Generaton (CNG) 

               Fax over IP (G.711 A) 

               POTS Failover during power failure (FXO <-> FXS) 

               Lifeline (Emergency numbers are automatically routed to FXO) 

               Support registered by up to 100 SIP clients 

               Support registering to up to 20 SIP servers. 

               DTMF Inband RFC2833 

               Support VoIP QoS with ToS mechanism 

               Support dialplan customization 

               Voicemail Support up to total 30 minutes long voicemail & 1 minute long for each voicemail

               Support transport voicemail to an email