Grandstream Networks GXP – 2000 User Manual page 9

Table 4: GXP-2000 Techni
4 direct lines
Lines
with 2
Protocol
Support SIP 2.0, TCP/UDP/IP, PPPoE, RTP/RTCP, SRTP by SDES, HTTP,
Support
ARP/RARP, ICMP, DNS, DHCP, NTP/SNTP, TFTP, SIMPLE/PRESENCE protocols
Support multiple SIP accounts and up to 11 media channels concurrently
Support SIP PUBLISH method (RFC 3903), SIP Presence package (RFC 3856,
3863) for use of 7 MFKs and GXP-2000EXT, SIP Dialog package (RFC 4235)
Support for SIP MESSAGE method (RFC 3428)S
Stores up to 100 incoming IM messages (drops IM message 101 plus)
Display 8 line x 22c
Feature Keys 8 dedicated keys: Me
Send, Mute/Del, 5 display/
Device NAT-friend
Management including b
Address Book
Suppo rt Layer
Support for GXP-2000 Extension console and diagnostic mode for keys on GXP-
200
Audio Features Full-duplex ha
Advanced Dig
Dynamic nego
Suppo
G.728, G.722
In -band and o
Silence Suppr
generation), ANG (automatic gain control)
Acoustic Echo C
speakerphone mode
Support side
loss conceal
Intu
Te lephony
(mu
Fe atures
Voice ma
Call hold, call tra
Do-N
redia
Tran
answ
Ne twork and Via kepad/LCD, W
manual or dynam
Pr ovisioning
Support NAT trav
Support for IEEE
Fi rmware Support firmware
configuration file
Up grades
User specific URL for configuration file and firmware files
Adv anced Message waiting indication, support DNS SRV Look up and SIP Server Fail Over,
Serv er Features Support customizable idle screen via downloading XML by HTTP/TFTP
Security DIGEST authentication and encryption using MD5 and MD5-sess, SRTP over TLS
Grandstream Networks, Inc.
cal Specifications
with 7 speed dial keys; up to 11 line calls (with an additional 112 lines
daisy-chained GXP -2000 Ext)
haracter, 64 rows x 130 column in pixels
ssage Button, Hold, Transfer, Conference, Speakerphone,
menu navigation keys, dual color LEDs
ly r emote software upgrade (via TFTP/HTTP) for deployed devices
ehin d firewall/NAT, Auto/manual provisioning system, GUI Interface,
2 (802.1Q, VLAN, 802.1p) and Layer 3 QoS (ToS, DiffServ, MPLS)
0 Extensio n console
nds-free speakerph
ital Signal Processing (DSP)
tiation of codec and voice payload length
rt for G. 723,1 (6.3K), G.729A/B, G.711 µ/A, G.726 (40K/32K/24K/16K),
(wide-band), GSM and iLBC codecs
ut-of-band DTMF (in audio, RFC2833, SIP INFO)
ession, VAD (voice activity detection), C
ancellation (AEC) with Acoustic Gain Control (AGC) for
tone, Adaptive jitter buffer c
men t
itive graphic u ser interface (GUI), downloadable phone book (X
lti lan guage s upport)
il indica tor with indicator, down
nsfer (attended/blind)
ot-Disturb (D ND), call forwarding, call waiting, call waiting caller ID, mute,
l, call log, an d volume control, caller ID display or block
sfer, hold, fo rward, multi-party conferencing, dial plans, off-hook auto dial, au
er, early dia l and speed dial. Support for an
eb browser, or secure (AES encrypted
ic host configuration protocol (DHCP
ersal using IETF
802.1p/Q tagging (V
upgrade via TFTP or HTTP, S
before accepting chan
GXP-2000 Users Manual
Firmware 1.1.1.14
one, headset enabled
NG (comfort noise
ontrol (patent-pending) and packet delay
loadable custom ring-tones
onymous call using privacy header
) central configuration file,
) network setup
STUN and Symmetric RTP
LAN), Layer 3 TOS
upport for Authenticating
ges
&
ML, LDAP), MLS
to
Page 9 of 33
Last Updated: 12/2006