Grandstream Networks GXV3175 manual ICMP, DNS, DHCP, NTP/SNTP, Tftp

Lines

Three individual SIP accounts.

Protocol Support

SIP 2.0, UDP/IP, PPPoE, RTP/RTCP, SRTP by SDES, HTTP, ARP/RARP,

ICMP, DNS, DHCP, NTP/SNTP, TFTP.

Display

7” resistive touch screen LCD with 800 x 480 resolution.

Network Interfaces

Dual switched 10M/100M auto-sensing Ethernet ports, 2 x USB 2.0 port,

1 x audio/video output port (to synchronize output video to TV), stereo

headset jack.

Device Management

Layer 2 QoS (IEEE 802.1p/Q tagging-VLAN) and Layer 3 QoS (ToS,

DiffServ, MPLS), web interface or via secure (AES encrypted) central

configuration file for mass deployment, auto/manual provisioning system,

remote software (TFTP/HTTP/HTTPS) upgrade for deployed devices

including those behind NAT/firewall.

Provisioning

- Support for automatic NAT/firewall traversal and remote automatic

software upgrade and security, providing end-users with “zero

configuration” and true “plug-and-play” functionality.

- Support for remote configuration monitoring and syslog.

- Configuration through LCD, web browser or an external configuration file.

- Support for IETF STUN NAT traversal and symmetric RTP, Static IP or

DHCP.

Audio Features

- HD handset and full duplex speaker, advanced DSP.

- Supports G.723.1, G.729A/B,G.711μ/A (PCMU/PCMA), G.726-32,G.722,

GSM-FR, L15-256 DTMF (In-audio, RFC2833, SIP Info); Silence

suppression, VAD, CNG, AGC, masking for packet loss/delay; AEC, AGC

for Speaker; jitter buffer protocol.

Video Features

- Support for Jitter Buffer delay and packet loss concealment to enhance

audio and video quality.

- Support for H.263/H.263+ and H.264 real-time video codecs (CIF or

QVG) up to 30frames/sec, which ensures high quality video transmission

even under low bandwidth conditions (32kbps-1Mbps).

- 7” resistive touch screen LCD with 800 x 480 resolution, 45 degree

rotating lens (perpendicular), advanced VGA CMOS camera and sensor.

- Anti-flickering of images, auto focus, auto exposure, zoom (2x optical 2x

digital ), PIP(Picture-in-Picture) , audio mute, camera block, call log, video

phone book, screensaver, still picture capture/store (VGA) and visual voice

message indicator.

Call Handling Features

Caller ID, call waiting ID, call waiting/flash, call transfer, call holding, call

forwarding, Do-Not-Disturb, three-way conference, redial, automatic

dialing on off-hook, automatic answering, call records, volume control,

voice message waiting indicator, downloadable custom ring tone,

switchable handset/headset/speaker during call.

Grandstream Networks, Inc.

GXV3175 USER MANUAL

Page 9 of 119

FIRMWARE VERSION 1.0.0.32

Updated : 12/2010