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Grandstream GS-286

Precio Retail:
Precio:
$75.00 (no incluye impuesto)
SKU:
GS-286
Vendedor:
Marca:
Grandstream
Condición:
Peso:
1.00 LBS
Calificación:
(5 comentarios del producto)
Disponibilidad:
Envío:
Envoltura de regalo:

Cantidad:


Descripción del producto

Grandstream Handytone 286 (1) FXS Port - Analog Adapter

  • Support SIP 2.0, TCP/UDP/IP, RTP/RTCP, HTTP, ARP/RARP, ICMP, DNS, DHCP, NTP, TFTP protocols
  • Support NAT traversal using IETF STUN and symmetric RTP (compatible with CiscoÂ’s ATA-186, etc)
  • Advanced Digital Signal Processing (DSP) to ensure superb hi-fidelity audio quality
  • Provides 1 LAN port and 1 FXS interface for any analog telephones, cordless phones, and fax machines
  • Support transparent Fax pass-through and in the future T.38 (pending)
  • Interoperable with various 3rd party SIP end user device, Proxy/Registrar/Server, and gateway products
  • Advanced and patent pending adaptive jitter buffer control, packet delay and loss concealment technology
  • Support popular codecs including G.723.1 (5.3K/6.3K), G.729A/B, G.711 (a-law and u-law), G.726, and G.728. Dynamic negotiation of codec and voice payload length
  • Support standard voice features such as Caller ID Display or Block, FLASH, in-band and out-of-band DTMF (RFC2833), Dial Plans, off-hook auto dial, early dial, click-to-dial
  • Support acoustic echo cancellation, voice mail with indicator, downloadable ring tone (pending)
  • Support Silence Suppression, VAD (Voice Activity Detection), CNG (Comfort Noise Generation), Line Echo Cancellation (G.168), and AGC (Automatic Gain Control)
  • Support DIGEST authentication and encryption using MD5 and MD5-sess.
  • Provide easy configuration thru manual operation (attached analog phone keypad and voice prompt, Web interface) or personalized automated provisioning via central configuration file for mass deployment.
  • Support for Layer 2 (802.1Q VLAN, 802.1p) and Layer 3 QoS (ToS, DiffServ, MPLS)
  • NAT-friendly remote software upgrade capability (via tftp) even from behind firewalls/NATs.
  • Support for fail-over SIP server and DNS server (pending)

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Comentarios del producto

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