Dinstar DAG2500-64S FXS gateway

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Price: 798 €
Price VAT: 965,57 €
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  • Description
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Description: Dinstar DAG2500-64S FXS gateway

DAG2500 is a functional analog gateway offering seamless connectivity between VoIP and traditional phone system. It's a highly-integrated gateway which provides 64 FXS ports with standard R21 interface in 1U size. Users can easily connect their analog phones, fax machines and PBX systems 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.

Key features

  • Adopt high-integrated hardware structure and support 64 FXS in 1U size
  • Uses high-performance DSP chip, ensuring superior voice quality
  • Allows 5km length of cabling (at maximum)
  • Supports legacy telephones, fax machines and POS terminals Echo Cancellation, Dynamic Jitter Buffering technology, etc
  • Multiple codecs: G.711A/U law, G.723.1, G.729A/B, G.726, iLBC and AMR
  • Supports TR069, SNMP protocol and DMCloud to manage devices remotely

Physical Interface

  • Telephone Interface:
  • 64 FXS with 3* RJ21, 50 PIN
  • Network Interface:
  • 2* 10/100/1000 Base-T
  • SFP: N/A
  • Console: 1* RS232, 115200bps


  • Connection Interface: RJ21
  • Caller ID: DTMF/ FSK
  • Support Internal Call
  • Support Reverse Polarity
  • Dial mode: DTMF and Pulse
  • Pulse: 10 and 20 PPS
  • Maximum wiring length: 5000m
  • Programmable Call Progress Tone

Supplementary Business

  • Pick Up on Group
  • 3-Way Conference
  • Busy Call Forwarding
  • No answer Call Forwarding
  • Unconditional Call Forwarding
  • Blind Transfer, Attend Transfer
  • Support Warm/Immediate Hotline
  • Message Waiting Indicator (Voicemail)
  • Call Waiting, Call Hold, Do-Not-Disturb

Software Features

  • Action URL
  • Hunting Group
  • Web access control rules
  • Telnet access control rules
  • PPPoE/IPv4/IPv6(Bridge mode)
  • Routing Rules based on Prefixes
  • The number of graphs(Digitmap)
  • Caller/Called Number Manipulation

Voice Processing

  • VLAN 802.1P/802.1Q
  • Layer3 QoS and DiffServ
  • Coder: G.711A/U law, G.729A/B,
  • G.723.1, G.726, iLBC and AMR
  • Programmable Gain Control
  • Voice Activity Detection (VAD)
  • Adaptive (Dynamic) Jitter Buffer
  • Hook Flash, Silence Suppression
  • T.38/Pass-through, Modem/POS
  • Comfort Noise Generation (CNG)
  • Echo Cancellation (G.168), with maximum 128ms
  • DTMF mode: Signal/RFC2833/Inband

VoIP Protocol

  • RFC3266 IPv6 in SDP
  • RFC4028 Session Timer
  • RTP/RTCP, RFC2198, 1889
  • Early Media/ Early Answer
  • Primary/Backup SIP server
  • SIP Trunks, Outbound Proxy
  • STUN, Static/ Dynamic NAT, DTR
  • DNS SRV/ A Query/ NATPR Query
  • RFC2806 TEL URI, RFC3581 NAT, rport
  • Protocol: SIP v2.0 (UDP/TCP), RFC3261 SDP, RTP(RFC2833), RFC3262, 3263, 3264, 3265, 3515, 2976, 3311


  • Web/Telnet
  • Ping/Tracert Test
  • Network Capture
  • Auto Provisioning
  • IVR local Maintenance
  • SNMP v1/v2/v3, TR069
  • DMCloud Management
  • Line Diagnostics (GR909)
  • Firmware Upgrade via Web
  • Configuration Backup/Restore
  • Syslog, NTP/Summer Time, CDR


  • Power Adapter:
  • 100-240VAC, 50-60 Hz
  • Power Consumption: 124W MAX
  • Operating Temperature: 0 ℃ ~ 45 ℃
  • Storage Temperature: -20 ℃ ~80 ℃
  • Humidity: 10%-90% Non-Condensing
  • Dimensions(W/D/H): 440*320*135mm(3U)
  • Unit Weight: 7.0kg
  • Compliance: CE, FCC

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