DinStar DAG2500-48S FXS Analog VoIP Gateway

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SIP, 48*FXS, T.38 FAX, G.711.G.723.1.G.729A, WEB. telnet configuration, PPP/PPPOE,DHCP Client/Server, VAD,CNG, PLC and Dynamic Jitter Buffer

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DinStar DAG2500-48/64/72S FXS Analog VoIP Gateway

DAG2500 is a functional analog gateway offering seamless connectivity between VoIP and traditional phone system. It's a highly-integrated gateway which provides 48/64/72 FXS ports with standard R21 interface in 1U size. Users can easily connect their analog phone, fax, PBX via standard voice interface.DAG2500 supports the standard SIP protocol and it's compatible with leading IMS/NGN platform and SIP-based IP telephony system. It is ideally suited for small and medium businesses, call centers and multi-location environments that need VoIP services.

- High density gateway, 48/64/72 FXS ports in 1U size

- Open-standard SIP support

- Support IPv4 and IPv6

- 3KM Maximum Cabling Length

- Elastix/Broadsoft Certification

- Multiple codecs: G.711A/U,G.723.1,G.729A/B, iLBC,AMR

- Fully compatible with leading IMS/NGN, SIP based IP telephony system

Physical Interfaces
Phone Connector:
DAG2500-72S: 72 FXS with 3* RJ21, 50 PIN
DAG2500-64S: 64 FXS with 3* RJ21, 50 PIN
DAG2500-48S: 48 FXS with 2* RJ21, 50 PIN
Console:1* RS232, 115200bps
SFP:N/A, Reserve
Network Interface: 2* 10/100/1000 Base-T
Voice & FAX
G.711A/U law, G.723.1, G.729A/B,G.726,iLBC,AMR
Silence Suppression
Comfort Noise Generation(CNG)
Voice Activity Detection(VAD)
Echo Cancellation(G.168), with up to 128ms
Adaptive (Dynamic) Jitter Buffer
Programmable Gain Control
T.38/Pass-through
Modem/POS
DTMF mode: SIP Info/RFC2833/In-band
VLAN 802.1P/802.1Q
Layer3 QoS and DiffServ
FXS Features
Connector: RJ21
Dial Mode: DTMF and Pulse
Pulse: 10 and 20 PPS
Caller ID: DTMF/FSK CLI Presentation
Max Cable Length: 5KM
Reversed Polarity
Programmable Call Progress Tone
VoIP
Protocol: SIP v2.0 (UDP/TCP),RFC3261,SDP,RTP(RFC2833), RFC3262, 3263,3264,3265,3515,2976,3311
RTP/RTCP, RFC2198, 1889
RFC4028 Session Timer
RFC3266 IPv6 in SDP
RFC2806 TEL URI
RFC3581 NAT,rport
Primary/Backup SIP Server
Outbound Proxy
DNS SRV/ A Query/NATPR Query
Early Media/Early Answer
NAT:STUN, Static/Dynamic NAT
Supplementary Service
Call Waiting,Blind Transfer,Attend Transfer,Call Pickup,Call Forward on Busy,Call Forward on No Reply,Unconditional Call Forward,Warm/Immediately Hotline,Call Hold ,Do-not-disturb,3-Way Conference,Message Waiting Indicator(MWI)
Software Features

•Hunting Group

•Web/Telnet ACL

•Action URL

•PPPoE/IPv4/IPv6

•Digitmap

•Bandwidth Optimization

•Routing Rules based Prefixes

•Caller/Called Number Manipulation

Maintenance

• SNMP v1/v2/v3, TR069

• Auto Provisioning

• Web/Telnet