Grandstream Networks GVC3212 Instruction Manual

Grandstream Networks, Inc.
GVC3212
HD Video Conferencing Device
Administration Guide

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COPYRIGHT
©2021 Grandstream Networks, Inc. http://www.grandstream.com
All rights reserved. Information in this document is subject to change without notice. Reproduction or
transmittal of the entire or any part, in any form or by any means, electronic or print, for any purpose without
the express written permission of Grandstream Networks, Inc. is not permitted.
The latest electronic version of this guide is available for download here:
http://www.grandstream.com/support
Grandstream is a registered trademark and Grandstream logo is trademark of Grandstream Networks, Inc.
in the United States, Europe and other countries.
CAUTION
Changes or modifications to this product not expressly approved by Grandstream, or operation of this
product in any way other than as detailed by this guide, could void your manufacturer warranty.

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WARNING
Please do not use a different power adaptor with devices as it may cause damage to the products and void
the manufacturer warranty.
CE Authentication
Hereby, Grandstream Networks, Inc. declares that the radio equipment GVC3212 is in compliance with
Directive 2014/53/EU.
The full text of the EU declaration of conformity is available at the following internet address:
http://www.grandstream.com/support/resources/
GNU GPL INFORMATION
GVC3212 firmware contains third-party software licensed under the GNU General Public License (GPL).
Grandstream uses software under the specific terms of the GPL. Please see the GNU General Public
License (GPL) for the exact terms and conditions of the license.
Grandstream GNU GPL related source code can be downloaded from Grandstream Web site from:
http://www.grandstream.com/sites/default/files/Resources/gvc32xx-gpl.tar.gz

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Table of Contents
DOCUMENT PURPOSE.................................................................................................7
CHANGE LOG................................................................................................................8
Firmware Version 1.0.1.6.......................................................................................................................8
Firmware Version 1.0.0.6.......................................................................................................................8
WELCOME .....................................................................................................................9
PRODUCT OVERVIEW ................................................................................................10
Safety Compliances.............................................................................................................................11
Warranty............................................................................................................................................... 11
GVC3212 WEB GUI SETTINGS...................................................................................12
Accessing GVC3212 Web GUI............................................................................................................12
Saving Changes...................................................................................................................................13
Definitions ............................................................................................................................................13
Toolbar .................................................................................................................................................13
Status...................................................................................................................................................14
Status/Account Status ..................................................................................................................14
Status/Peripheral Status...............................................................................................................14
Status/Network Status..................................................................................................................15
Status/System Info........................................................................................................................15
Network Settings..................................................................................................................................16
Network Settings/Ethernet Settings..............................................................................................16
Network Settings/Wi-Fi Settings...................................................................................................18
Network Settings/Advanced Settings ...........................................................................................18
System Settings...................................................................................................................................19
System Settings/Power Manager .................................................................................................19
System Settings/Time & Language ..............................................................................................19
System Settings/Security Settings................................................................................................20
System Settings/Audio Control.....................................................................................................22
Device Control .....................................................................................................................................22

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Device Control/Peripheral.............................................................................................................22
Maintenance ........................................................................................................................................22
Maintenance/Upgrade ..................................................................................................................22
Maintenance/System Diagnosis ...................................................................................................25
FIRMWARE UPGRADE................................................................................................ 28
No Local TFTP/HTTP Servers.............................................................................................................28
Upgrade GVC3212 via TFTP Server...................................................................................................28
Provisioning and Configuration File Download....................................................................................29
FACTORY RESET ........................................................................................................30
Reset via LCD Menu............................................................................................................................30
Reset via Web UI.................................................................................................................................30
Reset via Reset Pin Hole.....................................................................................................................31
EXPERIENCING THE GVC3212 ..................................................................................32

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Table of Tables
Table 1: GVC3212 Technical Specifications ...............................................................................................10
Table 2: GVC3212 Web Access..................................................................................................................13
Table of Figures
Figure 1: GVC3212 Web GUI - Login.........................................................................................................12
Figure 2: Web UI Tool Bar...........................................................................................................................13
Figure 3: Web UI Virtual Remote Control....................................................................................................14
Figure 4: GVC3212 Web UI - Interface Status............................................................................................15
Figure 5: Factory Reset via LCD.................................................................................................................30
Figure 6: GVC3212 Web UI - Factory Reset ..............................................................................................30
Figure 7: GVC3212 Web UI - Factory Reset Confirmation.........................................................................31

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DOCUMENT PURPOSE
This document describes how to configure the GVC3212 via the device LCD menu and web UI menu to
fully manipulate the supported features. The intended audiences of this document are device administrators.
To learn the basic functions of the GVC3212, please visit http://www.grandstream.com/support to download
the latest "GVC3212 User Guide".
This guide covers following topics:
Product Overview
GVC3212 Web GUI Settings
Firmware Update
Factory Reset
Experiencing the GVC3212

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CHANGE LOG
This section documents significant changes from previous versions of the GVC3212 user manuals. Only
major new features or major document updates are listed here. Minor updates for corrections or editing are
not documented here.
Firmware Version 1.0.1.6
No major changes.
Firmware Version 1.0.0.6
This is the initial version.

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WELCOME
Thank you for purchasing Grandstream GVC3212 HD Video Conferencing Device. This document
introduces the LCD settings, web UI settings and advanced configurations of GVC3212. To learn the basic
configuration and how to use the device, please visit http://www.grandstream.com/support to download the
latest "GVC3212 User Guide".
The GVC3212 is a compact and affordable HD video conferencing endpoint for TV and desktop mounting.
This device pairs with Grandstream’s IPVideoTalk Meeting plans, an online conferencing platform that
allows you to host meetings that can be joined on nearly any de vice including mobile, PCs, and laptops.
The GVC3212 comes equipped with integrated dual microphones that offer high quality voice pickup at up
to 3-meter distance, advanced echo cancellation, and sophisticated background noise suppression. It
supports Miracast and Air Play for convenient wireless content screen sha ring, allowing meeting
participants to share presentations, videos, or other content directly from their PC/ Mac or Android/iOS
devices without tangling cables. This easy-to-use, easy-to-deploy video conferencing end point is the ideal
choice for remote workers and small offices who need a price-friendly option that still pro vides the features
necessary to sustain high quality video communications.

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PRODUCT OVERVIEW
Table 1: GVC3212 Technical Specifications
Specification
Description
Platform
IPVideoTalk
Network Interface
1x auto-sensing RJ45 10/100 Mbps Ethernet port
Display
1x HDMI 1.5 with support for up to 1080p video display
Camera
Megapixel CMOS sensor, 720P@30fps
Lens
60 ° field-of-view wide angle
Remote Control
Companion IR remote control
Wi-Fi
Integrated dual-band Wi-Fi 802.11 a/b/g/n/ac
Auxiliary Ports
TRS 3.5mm, 2x USB 2.0
Audio Codecs
Full-band Opus, wide-band G.722, G.711, AEC, ANS, AGC, Noise Shield, PLC,
CNG/VAD
Video Codecs
and Capabilities
H.264 BP/MP/HP, video resolution up to 720P 30fps; Content resolution up to 720P
and up to 5fps; BFCP; anti-flickering, auto focus and auto exposure
Conference
Function
Mute, call record, call waiting, auto answer, flexible dial plan, personalized ringtones
and music on hold, server redundancy & fail-over
Wireless Screen
Projection
Support Miracast and AirPlay
HD Audio
Integrated omni-directional and cardioid dual-microphones that supports 48KHz full-
band voice sampling rate and 3-meter voice pickup distance with advanced acoustic
echo cancellation
Mounting Stand
Built-on adjustable stand for TV-top mounting
QoS
Layer 2 QoS (802.1Q, 802.1p) and Layer 3 (ToS, DiffServ, MPLS) QoS
Security
Random default password, unique certificate per device, user and administrator level
passwords, MD5 and MD5-sess based authentication, 256-bit AES encrypted
configuration file, TLS, SRTP, HTTPS, 802.1x media access control
Upgrade/Provisio
ning
Firmware upgrade via TFTP / HTTP / HTTPS or local HTTP upload, mass
provisioning using TR-069 or AES encrypted XML configuration file or GDMS
Power & Green
Energy Efficiency
Universal power adapter included:
Input: 100-240V 50-60Hz
Output: 12VDC 1A(12W)
Temperature and
Humidity
Operation: 0°C to 40°C
Storage: -10°C to 60°C,
Humidity: 10% to 90% Non-condensing

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Package Content
GVC3212 device, remote control, 2x AAA batteries, universal power supply, network
cable (1.5 meters), HDMI cable (1.5 meter), QIG
Dimensions
Unit Dimensions: 130mm(L) x 35.5mm(W) x 68mm(H)
Safety Compliances
GVC3212 complies with FCC/CE and various safety standards. GVC3212 power adapter is compliant with
the UL standard. Use the universal power adapter provided with the device package only. The
manufacturer’s warranty does not cover damages to the device caused by unsupported power adapters.
Warranty
If GVC3212 is purchased from a reseller, please contact the company where the device is purchased for
replacement, repair or refund. If the device is purchased directly from Grandstream, please contact
Grandstream Support for a RMA (Return Materials Authorization) number before the product is returned.
Grandstream reserves the right to remedy warranty policy without prior notification.

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GVC3212 WEB GUI SETTINGS
GVC3212 embedded Web server responds to HTTP/HTTPS GET/POST requests. Embedded HTMLpages
allow users to configure the application device through a Web browser such as Mozilla Firefox, Google
ChromeTM, etc.
Accessing GVC3212 Web GUI
The IP address of the GVC3212 will show on the top status bar of the connected display device (e.g., TV)
via HDMI
To access GVC3212 Web GUI:
1. Connect the computer to the same network as GVC3212
2. Make sure GVC3212 is turned on and shows its IP address on the connected display screen.
3. Open a Web browser on your computer.
4. Enter GVC3212’s IP address in the address bar of the browser, e.g.: http://192.168.124.111.
5. Enter the administrator’s login and password to access the Web Configuration Menu. The default
administrator username is “admin” and the default random password can be found at the back sticker
on the GVC3212. The default end user username and password are “user” and “123”. The user can
select English or other languages in the drop-down menu of language.
Figure 1: GVC3212 Web GUI - Login
6. Click “Login” to access the configurations in web UI.

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Saving Changes
When changing any settings on the web UI, always submit them by pressing the “Save” button on the
bottom of the page.
Definitions
This section describes the options in the GVC3212 Web GUI. As mentioned in the previous section, you
can log in as an administrator or a normal user.
Status
Account Status, Peripheral Status, Network Status, System Info.
Network Settings
Ethernet Settings, Wi-Fi Settings, Advanced Network Settings.
System Settings
Power Manager, Time & Language, Security Settings, Audio Control
Device Control
Peripheral.
Maintenance
Upgrade, System diagnosis.
The following table shows the web pages accessible by end user and administrator.
Table 2: GVC3212 Web Access
User Type
Username
Default Password
Accessible Web Pages
End User
User
123
Status
Network Settings except Advanced network
settings
System Settings except audio control.
Device Control
System Diagnosis
Administrator
Admin
Can be found at the
back sticker
All pages
Toolbar
The web UI tool bar is on the upper right corner of the web UI page.
Figure 2: Web UI Tool Bar

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DND
Turn on/off DND mode. Once enabled, the DND text will turn into red in web UI. On the LCD display of
the GVC3212 a DND Icon will be displayed in the status bar and all incoming calls will be rejected.
Remote Control
Click to bring up virtual remote-control panel.
Figure 3: Web UI Virtual Remote Control
English
Select the display language for the web UI.
Logout
Log out from the web UI.
Status
The Status page lists Account Status, Peripheral Status, Network Status and System info Status.
Status/Account Status
Parameters
Descriptions
Account
IPVideoTalk Account.
Number
IPVideoTalk Account ID.
Server Address
IPVideoTalk server’s address.
Status
It shows the registration status of the account: Registered or Unregistered.
Status/Peripheral Status
This pages shows the connection status of each interface of the GVC3212. Icon in green indicates
“Connected” and the icon in grey means “Not Connected”.

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Figure 4: GVC3212 Web UI - Interface Status
Status/Network Status
Parameters
Descriptions
MAC Address
This is the global unique ID of device.
Address Type
Displays how the device obtains IP address. It could be DHCP, Static IP or PPPoE.
IP Address
IPAddress obtained or configured on the device.
Subnet Mask
Subnet mask obtained or configured on the device.
Gateway
The gateway address obtained or configured on the device.
DNS Server 1
DNS Server 1 obtained or configured on the device.
DNS Server 2
DNS Server 2 obtained or configured on the device.
Status/System Info
Parameters
Descriptions
Product Model
Device model: GVC3212
Hardware Version
Device hardware version.
Part Number
Device Part Number (PN).
Serial Number
Serial Number of the Device.
System Version
Device system version. This is the firmware version on the device. When upgrading
firmware, this is the version number to refer to.
Boot Version
Device boot version.
Kernel Version
Device kernel version.
Android™ Version
Device Android™ version 4.4.4
System Up Time
Device system up time since the last reboot.
DDR Serial
Number
DDR Serial number.

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Network Settings
Network Settings lists Basic Settings, Wi-Fi, and Advanced Settings.
Network Settings/Ethernet Settings
Parameters
Descriptions
IP Mode
Allows user to select the preferred Internet Protocol whether IPv4 or IPv6.
IPv4
Address Type
Allows users to configure the appropriate network settings on the device. Users could
select "DHCP", "Static IP" or "PPPoE". By default, it is set to "DHCP".
DHCP: Obtain the IP address via one DHCP server in the LAN. ALL domain
values about static IP/PPPoE are unavailable (although some domain values
have been saved in the flash.)
PPPoE: Configures PPPoE account/password. Obtain the IP address from the
PPPoE server via dialing.
Static IP: Manually configures IP Address, Subnet Mask, Default Router's IP
Address, DNS Server 1, and DNS Server 2.
DHCP VLAN
override
DHCP Option 132 defines VLAN ID and DHCP Option 133 defines priority tag ID.
GVC3212 supports DHCP VLAN override via DHCP Option 132 and DHCP Option
133, or encapsulated DHCP Option 132 and DHCP Option 133 in DHCP Option 43.
Users could select “Disable”, “DHCP Option 132 and DHCP Option 133”, or
“Encapsulated in DHCP Option 43”.
By default, it is set to “Encapsulated in DHCP Option 43”:
When set to “DHCP Option 132 and DHCP Option 133”, the GVC3212 will get
DHCP Option 132 as VLAN ID and get DHCP Option 133 as VLAN priority, from the
DHCP server directly.
When set to “Encapsulated in DHCP Option 43”, the GVC3212 will get VLAN ID
and VLAN priority value from the DHCP Option 43 which has DHCP Option 132 and
DHCP Option 133 encapsulated.
In this case, please make sure the option “Allow DHCP Option 43 and Option 66 to
Override Server” is enabled.
Host name
(Option 12)
It is used to configure the name of the client in the DHCP request. It is optional but
may be required by some Internet Service Providers.
Vendor Class ID
(Option 60)
It is used to configure the vendor class ID header in the DHCP request. The default
setting is “Grandstream GVC3212”.
Layer 2 QoS
802.1q/VLAN Tag
(Ethernet)
It is used to define the VLAN Identifier of the Layer 2 frames. The default value 0 which
means the frame does not belong to any VLAN.
Note: Please do not change the setting before understanding the VLAN's settings.
Otherwise the device cannot get the correct IP address.

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Layer 2 QoS
802.1p Priority
value (Ethernet)
It is used to define the Priority Code Point within a Layer 2 frame header. The valid
range from 0 to 7. The Default value is 0 which is equivalent to the Routine class for
the Class of Service.
IP Address
It is used to configure the device’s static IP address if the static IP is used.
Subnet Mask
It is used to configure the network’s subnet mask if the static IP is used.
Gateway
It is used to configure the network’s gateway address if the static IP is used.
DNS Server 1
It is used to configure the primary DNS IP address if the static IP is used.
DNS Server 2
It is used to configure the secondary DNS IP address if the static IP is used.
PPPoE Account
It is used to configure the PPPoE account ID if the PPPoE is used.
PPPoE Password
It is used to configure the PPPoE password if the PPPoE is used.
IPv6
IPv6 Address
Allows users to choose whether to get automatically the IPv6 address from DHCP
server (Auto-configured) or configure a static IPv6 address (Statically configured).
Default is Auto configured.
Preferred DNS
Server
Enter the Preferred DNS server.
Static IPv6
Address
It is used to configure a static IPv6 address if Statically configured is used.
IPv6 Prefix
Length
It is used to set the IPv6 prefix length if Statically configured is used. Default is 64.
DNS Server 1
It is used to configure the primary DNS IP address if Statically configured is used.
DNS Server 2
It is used to configure the secondary DNS IP address if Statically configured is used.
Preferred DNS
Server
It is used to configure the preferred DNS server.
802.1x Mode
802.1x Mode
It is used to enable and select the 802.1x mode for the device. The supported 802.1x
modes are:
EAP-MD5
EAP-TLS
EAP-PEAP
The default setting is "Disable".
802.1x Identity
It is used to fill in the identity information for the selected 802.1x mode. This setting
will be displayed only if 802.1x mode is enabled.
802.1x Secret
It is used to enter the secret for the 802.1x mode. This setting will be displayed only if
the 802.1x mode is enabled.
Private Key
It is used to enter the private key password for the 802.1x mode. This setting will be
displayed only if the 802.1x mode is enabled.
CA Certificate
It is used to upload the CA Certificate file to the device. This setting will be displayed
only if the 802.1x mode is enabled.

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Client Certificate
It is used to load the Client Certificate file to the device. This setting will be displayed
only if the 802.1x TLS mode is enabled.
Network Settings/Wi-Fi Settings
Parameters
Descriptions
WiFi Basics
Wi-Fi Function
This parameter enables/disables the Wi-Fi function. The default setting is set to "No"
ESSID
This parameter sets the ESSID for the wireless network. Press "Scan" to scan for the
available wireless network. The number in brackets represents the signal intensity.
Add Network
ESSID
Enter the ESSID name.
Security Mode
For Hidden SSID
This parameter defines the security mode used for the wireless network when the
SSID is hidden.
Advanced Settings
Layer 2 QoS
802.1p Priority
Value (WiFi)
Assigns the priority value of Layer 2 QoS packets for WiFi.
Country Code
Configure Wi-Fi country code. The default value is "US".
This setting requires reboot to take effect.
Host Name
(Option 12)
Specifies the name of the client. This field is optional but may be required by some
Internet Service Providers.
Vendor Class ID
(Option 60)
Used by clients and servers to exchange vendor class ID.
Network Settings/Advanced Settings
Advanced Network Settings
Preferred DNS 1
Configures the preferred DNS 1 address.
Preferred DNS 2
Configures the preferred DNS 2 address.
Enable LLDP
It is used to enable the LLDP (Link Layer Discovery Protocol) feature on the device. If
it is set to “Yes”, the device will broadcast LLDP PDU to advertise its identity and
capabilities and receive same from a physical adjacent layer 2 peer. The default
setting is "Yes".
LLDP TX
Interval(s)
Configures the interval the phone sends LLDP-MED packets. Default is 30
Enable CDP
Configures whether to enable CDP to receive and/or transmit information from/to
CDP-enabled devices. Default is Enabled.

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Layer 3 QoS for
SIP
This field defines the layer 3 QoS parameter for SIP packets. This value is used for IP
Precedence, Diff-Serv or MPLS. The default setting is 26.
Layer 3 QoS for
Audio
Defines the Layer 3 QoS parameter for audio packets. This value is used for IP
Precedence, Diff-Serv or MPLS. The default setting is 46.
Layer 3 QoS for
Video
Defines the Layer 3 QoS parameter for video packets. This value is used for IP
Precedence, Diff-Serv or MPLS. The default setting is 34.
HTTP/HTTPS
User-agent
This sets the user-agent for HTTP/HTTPS request.
SIP User-agent
This sets the user-agent for SIP. If the value includes word "$version", will replace it
with the real system version. Default is “Grandstream GVC3212 $version”.
Proxy
HTTP/HTTPS
Proxy Hostname
It is used to configure the HTTP/HTTPS proxy URI of the network. Some of networks
require going through a proxy to access to the Internet. The default setting is keeping
this field blank.
HTTP/HTTPS
Proxy Port
It is used to configure the HTTP/HTTPS proxy port number of the network. Some of
networks require going through a proxy to access to the Internet. The default setting
is keeping this field blank.
Bypass Proxy For
It is used to define the specific URI that the device can directly access to without
HTTP/HTTPS proxy. If it is filled, the device will bypass the proxy to send the packets
to the specific URI. The default setting is keeping this filed blank.
System Settings
System Settings lists Power Manager, Time & Date, Security Settings, and Audio Control
System Settings/Power Manager
Parameters
Descriptions
Auto Sleep
Timeout
Configures timeout in minutes for sleep mode. If set to "Never", the device will not go
to sleep mode automatically.
Reboot
Press on Reboot to restart the device.
Sleep
Press on Sleep to set the device to sleep mode.
Shutdown
Press on Shutdown to turn off the device.
System Settings/Time & Language
Parameters
Descriptions
Time Settings
NTP Server
Defines the URL or IP address of the NTP server. The device may obtain the date and
time from the server. The default setting is “pool.ntp.org”.

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DHCP Option 42
Override NTP
Server
It is used to set if the device will allow the DHCP offer overrides the NTP server
address setting. If it set to “Yes”, the DHCP offer with Option 42 will override the
device’s NTP server address setting. The default setting is "Yes".
DHCP Option 2 to
Override Time
Zone Setting
It is used to set if the device will allow the DHCP offer overrides the Time Zone setting.
If it set to “Yes”, the DHCP offer with Option 2 will override the device’s time zone
setting. The default setting is "No".
Time zone
It is used to set the local time zone for the device. It covers the global time zones and
user can selected the specific one from the drop-down list.
Time Display
Format
Check/uncheck to display the time using 24-hour time format or not. For example, in
24-hour format, 13:00 will be displayed instead of 1:00 pm.
The default setting is “Yes”.
Date Display
Format
It is used to set the format used to display the date. It can be selected from the drop-
down list. The default setting is MM/DD/YYYY.
Normal (M/DD/YYYY): 6/30/2020
YYYY/MM/DD: 2020/06/30
MM/DD/YYYY: 06/30/2020
DD/MM/YYYY: 30/06/2020
Language
Language
Select the language from the drop-down menu.
Select Language
File
Press "Browse" to bring up a file selection menu to select the local .txt file to upload
to the device.
System Settings/Security Settings
Parameters
Descriptions
Web/SSH Access
Enable SSH
If set to "Yes", the device will allow any SSH access to the device. Default setting is
enabled.
SSH Port
Configures the SSH port. Default is 22.
Access Method
It is used to set which protocol will be used to access the device’s Web GUI. It can be
selected from HTTP and HTTPS. The default setting is HTTP.
Port
It is used to set which port will be used to access the device’s Web GUI. By default, if
HTTP is selected, the port number will be 80; if HTTPS is selected, the port number
will be 443.
User Info Management
Current Admin
Password
Enters current logged-in user's password. This field is case sensitive.