DAG2500-48/72/96S

DAG2500-48/72/96S High-density Analog VoIP Gateway

Dinstar DAG2500 is a reliable high-density analog VoIP gateway, with up to 96 FXS ports in 1U size, the most unique one you can find in the market. It offers a cost-effective solution for businesses who transit to new all-IP infrastructure unified communications such as Softswitches, IP PBXs, SIP trunks, and Hosted UC solutions while retaining investments in legacy phone equipment such as analog phones, fax machines, modems, or PSTN lines.

Interoperable with legacy / IP equipment, easy-to-use management, and eliminating the cost of re-wiring, DAG2500 is ideal for hospitality, apartment buildings, hospitals, schools/campuses, and service providers.

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48/72/92 FXS
NGN/IMS
3-Way Conference
T.38/T.30
TLS/SRTP
VLAN

Ultimate High-density Design in 1U

The only Analog VoIP Gateway with 96 ports in 1U size, saving your rack space and cost
48/72/96 ports optional
RJ21(50-pin telco), RJ45&DB37 optional

High Reliability

Market-proven hardware design

Dual bond GE: GE port failover & load balancing

Optional redundant power supplies (Available only on 48/72 ports)

Multiple SIP server failover mechanism

Failover dial plan

Full VoIP Features & Broad Compatibility

SIP v2, compatible with mainstream IP PBXs, Softswitches and SIP servers

Voice, Fax (T.38 & T.30 bypass) and modem support

IPv4/IPv6, VLAN, VPN, QoS

Flexible routing and dial plan

HD voice quality and various voice codecs

Message Waiting Indicator

FSK/NEON/Line Reversal/High Voltage
Long Line Support

Long Haul up to 5 km
Enhanced Security

SIP TLS/SRTP

Easy Management

Web interface with quick configuration wizard, the setup is not complicated anymore
Auto-provisioning for large-scale deployments
Support SNMP and TR069
Dinstar Cloud NMS: Dinstar own mangement system enables you to manage, monitor and maintain devices in bulk

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Product Features

Digit Map
IMPU
Action URL
Voicemail
Custom IVR
Call Holding
Call Waiting
Do-not-disturb
Blind Transfer
Attend Transfer
Call Forward on Busy
Call Forward on No Reply
Ringing Group, Hotline
3-way Conference
Early Media/Early Answer
Abbreviated Dialing
Access and Peer Mode
SIP PnP Auto Provisioning

PBX IVR
Unconditional Call Forward
SIP registration to different servers
Flexible Call Routing Policy
Caller/Called Number Manipulation
Recording
T.38/Pass-through
Modem/POS
Silence Suppression
Bandwidth Optimization
Comfort Noise Generation (CNG)
Voice Activity Detection (VAD)
Packet Loss Concealment
Adaptive (Dynamic) Jitter Buffer
Programmable Gain Control
G.711A/U law, G.723.1, G.729A/B, G.726, iLBC, AMR, AMR-GSM
DTMF mode: Signal/RFC2833/INBAND
Echo Cancellation (G.168), with up to 128ms

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