Enterprise VOIP Telephone (GXP-2000)

Product Description

GXP-2000 is a next-generation enterprise SIP telephone that is feature rich, easy to use, supports Power-over-Ethernet and is competitively priced. It is ideal for small office and enterprise customers as well as service providers. The GXP-2000 is expandable, secure and easy to manage. It offers multiple lines, multiple SIP accounts, advanced functions, superior audio qulity, and interoperability with most SIP end-user devices, IPPBX and Softswitches. The GXP-2000 received the pretigious" 2006 Internet Telephony Excellence Award" and the "2005 product of the year"award from the Internet Telephony Magazine.
Specifications:

1. Support SIP 2. 0 (RFC3261), TCP / UDP / IP, PPPoE, RTP / RTCP, HTTP, ARP / RARP, ICMP, DNS, DHCP, NTP / SNTP, TFTP, SIMPLE / PRESENCE protocols
2. Support multiple SIP accounts and up to 11 media channels concurrently
3. Support multiparty conferencing, line extensions, multi-language support (MLS) and XML enabled.
4. Support NAT traversal using IETF STUN and Symmetric RTP
5. Advanced Digital Signal Processing (DSP) technology to ensure superior hifidelity audio quality, interoperable with various 3rd party SIP end user device, Proxy / Registrar / Server and Gateway products
6. Advanced and patent pending adaptive jitter buffer control, packet delay and loss concealment technology
7. Support popular codecs including G711 (a-law and u-law), G. 723. 1 (6. 3k), G. 726 (40K / 32K / 24K / 16K), G. 729a / B and GSM. Dynamic negotiation of codec and voice payload length
8. Support standard voice features such as Caller ID Display or Block, Call Waiting, Call Waiting Caller ID, Call Hold, Call Transfer (attended / blind), Do-Not-Disturb, Call Forwarding, in-band and out-of-band DTMF (RFC2833), SIP INFO, Dial Plans, Off-Hook Auto Dial, Auto Answer, Early Dial and Speed Dial, etc.
9. Full duplex hands-free speakerphone, redial, call log, volume control, voice mail with indicator, downloadable ring tone, etc.
10. Support Silence Suppression, VAD (Voice Activity Detection), CNG (Comfort Noise Generation), Line Echo Cancellation (G. 168) and AGC (Automatic Gain Control)

11. Support Acoustic Echo Cancellation (AEC) with Acoustic Gain Control (AGC) for speakerphone mode
12. Support sidetone
13. Support DIGEST authentication and encryption using MD5 and MD5-sess
14. Provide easy configuration through manual operation (phone keypad), Web interface or automated provisioning by downloading encrypted configuration file via HTTP / TFTP for mass deployment
15. Support for Layer 2 (802. 1q VLAN, 802. 1p) and Layer 3 QoS (ToS, DiffServ, MPLS)
16. Support firmware upgrade via TFTP or HTTP.
17. Support DNS SRV Look up and SIP Server Fail Over
18. Acoustic Echo Cancellation (AEC) with Acoustic Gain Control (AGC) for speakerphone mode
19. Support for Authenticating configuration file before accepting changes 10
20. GUI Interface, Address Book
21. Allow user to specify different URL for configuration file and firmware files

Hardware Feature:
Graphic LCD that can display 64 (rows) x 131 (columns) in pixels
Support up to 11 line calls and 7 speed dial keys. (Current firmware support 4 line with 7 speed dial keys)
Support Power over Ethernet (PoE) IEEE standard 802. 3af, power can be drawn from either spare line or data line.
Note: GXP-2000 will use power from power adapter whenever it is plugged in.
Support Headset which will auto switch to Headset when plugged in
Support 10 / 100 Full / Half Duplex Ethernet Switch with LAN and PC port, Ethernet polarity can be auto detected, thus either straight through or twist cable can be used.
Support Message Waiting Indication LED