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Comtrend AI-5720u

details: VoIP Wireless-N ADSL2+ Router
hardware type: VoIP Gateway
date added: 2012-12-05
updated: 2012-12-20
Comtrend's AI-5720u is a WLAN VoIP IAD (Integrated Access Device), providing real-time, toll-quality voice over the Internet. It has 2 FXS ports and 1 FXO port.

The AI-5720u allows calls to be routed to anywhere in the world while significantly reducing or eliminating long distance charges.

The integrated AP complies with IEEE 802.11n, providing wireless transmission speeds of up to 300Mbps.

The AI-5720u supports policy based QoS on layer 3, which provides high quality voice service. It is also designed with TR-068 compliant color panel and LED indicators making it more user friendly.
 
 
 
 AI-5720u Features
 General
 Availability: currently available
 LAN / WAN Connectivity
 WAN throughput: 24 Mbps
 WAN throughput upstream: 1 Mbps
 WAN ports: 1
 WAN port(s) type: DSL/ISDN/POTS connector (RJ-11)
 LAN ports: 4
 LAN ports type: 10/100 Base-TX (RJ-45)
 LAN ports auto cross-over: yes
 USB port(s): 2
for client PCs
 USB port type: USB 2.0
 RJ-11 FXS VoIP phone ports: 2
 RJ-11 FXO VoIP PSTN wall jack port: 1
 Router
 NAT routing: yes
 Multihomed: yes
 Port forwarding: yes
 DHCP server: yes
 DHCP client: yes
 DHCP relay: yes
 QoS: yes
 ToS / DiffServ: yes
 Transparent Bridging (IEEE 802.1d): yes
 Routing Protocols: RIP v1 (static routing, RFC 1058)
RIP v2 (dynamic routing, RFC1389)
IGMP Multicast (RFC 1112)
 DSL
 DSL compliance: ADSL1 (G.dmt 992.1, G.lite 992.2, G.hs 994.1, DMT T1.413)
ADSL2 (G.992.3, G.lite.bis 992.4)
ADSL2+ (G.992.5)
ADSL2+M (G.992.5 Annex M)
 PPPoE client: yes
 PPPoA client: yes
 VoIP
 VoIP Protocols: SIP v2 (RFC 3261)
SDP (RFC 2327)
RTP / RTCP (RFCs 1889/1890)
T.38 (Fax over IP)
 VoIP Audio Codecs: G.711 (PCM)
G.723.1
G.726
G.729 (a/b)
 VoIP Voice Features: Echo Cancellation (G.165/G.168)
3-way conferencing
Caller ID
Call waiting
Call transfer
Call forward
 Wireless
 Maximum Wireless Speed: 300 Mbps
 WiFi standards supported: 802.11b (11 Mbps)
802.11g (54 Mbps)
802.11n
 Wifi security/authentication: WEP
WPA (TKIP)
WPA2 (AES)
802.1X (EAP-MD5/TLS/TTLS/PEAP)
 WiFi modes: Access point
 WMM (QoS): yes
 VPN
  IPSec
 IPSec passthrough: yes
  L2TP
 L2TP passthrough: yes
  PPTP
 PPTP passthrough: yes
 Firewall
 SPI firewall: yes
 DoS / DDoS protection: yes
 Filtering: packet filtering
 Device Management
 Administration: Web-based (LAN)
Remote configuration (WAN)
Telnet / CLI
TFTP (RFC 1350)
 Firmware upgradeable: yes
 Configuration backup/restore: yes
 Links
 Product page: http://www.comtrend.com/links/179$produc...
 Datasheet: http://www.comtrend.com/dbase/upload/DS_...

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