Description

Dinstar DAG2500-72S FXS Gateway Dubai

Dinstar DAG2500-72S Dubai is a functional analog VoIP gateway that provides seamless connectivity between VoIP and traditional phone systems. It is a highly integrated gateway offering up to 72 FXS ports with standard R21 interfaces in a 1U size. Users can easily connect to analog telephone, fax, and PBX systems through standard voice interfaces. Dinstar DAG2500-72S Dubai supports standard SIP protocol and is compatible with major IMS/NGN platforms and SIP-based IP phone systems. Dinstar DAG2500-72S Dubai is ideal for small businesses, call centers, and multi-site environments that require VoIP services.

Key Features :

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

Dinstar DAG2500-72S – Technical Specs

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