Analog VoIP Gateway Dinstar DAG2500-64S

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Analog VoIP Gateway Dinstar DAG2500-64S

Analog VoIP Gateway Dinstar DAG2500-64S

Physical Interfaces

- 64 FXS with 3* RJ21, 50 PIN

- Console: 1* RS232, 115200bps

- 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

- 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: TLS / SRTP 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)

General

- Power Supply: 100-240VAC, 50-60 Hz

- Power Consumption: 75W

- Dimensions: 440 x 280 x 44 mm (1U)

- Weight: 4.0kg

- Bảo hành: 12 tháng.

 

Giá: 29.076.000 VND

Số lượng :

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