BT-2008-GW

• 802.3 /802.3 u 10 BaseT / 100Base TX
• MGCP (RFC2705)
• IAX2(Inter-AsteriskeXchange V2)
• SIP(RFC2543RFC3261)
• Reliability ofProvisional Responses is theSIP(RFC3262)
• HttpAuthentication(RFC2617)
• SDP(RFC2327)
• SIP INFOMethod(RFC2976)
• An Offer/Answer ModelSession Description Protocol(RFC3264)
• SIP UPDATEMethod(RFC3311)
• SIP REFERMethod(RFC3515)
• SIP PSTN Call Flows(RFC3666)
• SIPFRAG.message(RFC3420)
• TCP(RFC793)
• IP(RFC791)
• UDP(RFC768)
• ICMP(RFC792)
• ARP(RFC826)
• SNTP(RFC2030)
• Telnet(RFC318)
• HTTP(RFC2616)
• DHCP(RFC2131)
• FTP (RFC959)
• TFTP (RFC1350)
• PPPoE(RFC2516)
• DNS(RFC1034,RFC1035)
• RTP or RTCP(RFC1889)

• H.323 V4
• H.225.0 RAS
• H.225.0 Q931
• H245
• H235
• Support normal, Faststart and tunnel call model.
• G.711a/; G.723.15.3/6.3k;G.729,a,b,ab;GSM610;iLBCCompression.
• G.165/G.167 16msacoustic echo cancel (AEC)
• Voice activitydetection (VAD), Comfort noisegeneration(CNG)
• Configurable jitterbuffer (Maximum 32 voice frames)
• Accord with ITU-Tstandard signal tone
• DTMF generation anddetection
• E.164 dial plan andcustomized dial rules

Firmware Feature

• IVR Voice prompt(Chinese, English, Japanese, German,French,Spain,Italy)
• Multilingual WEB UI (Chinese,English,Japanese,German, French,Spain,Italy)
• Support In-band audioand RFC2833 used to DTMF relay
• CID display used to FSK
• 100 entries for speeddial
• Hotline
• Support adjustable userpassword and super password

• HTTP
• Telnet (CLI)
• HTTP;FTP;TFTPcentralized configuration and upgrade

Processor

• CPU-1688
• 50MHz 8051compatiblecontroller
• 50MHz AD2181compatibleDSP core

Memory

• 2MB (1 x 16M) SDRAM
• 2MB Flash ROM

• 1 RJ-45port(10M) autodetection(only multi-port model)

FXS Interface

• 1 RJ-11 analogtelephone Interface
• Ringing Voltage50V(RMS)
• RingingFrequency 25HZ
• Loop Current23mA
• balanceimpedance 600(programmableimpedance)

Optional External PSTNInterface

• An optionalRJ-11 interface enables the TAto access PSTN as life line

LED (4)

• Power, network, state and voice messageindication.

• Temperature32-104° F (0-40° C)
• Humidity20%-90%,non-condensing

Power Requirement

• External poweradapter, Input 100-230V AC,Output 9VDC, 400mA or 1000mA
• PoE(onlysupport 802.3af model)

Regulatory Approvals

• UL 1950,C/L
• CSA C108.8
• CE
• VCE EN60950
• FCC Part 15Class B