Grandstream Networks GXV34 0 Series Administration Guide

Table 33: Network Settings/OpenVPN® Settings
Network Settings/Advanced Network Settings
Advanced Network
Settings
DNS Refresh Time
(m)
Configures the refresh time (in minutes) for DNS query. If set to “0”, the phone will use DNS query
TTL resolving from DNS server response.
DNS Failure Cache
Duration (m)
Configures the duration (in minutes) of previous DNS cache when DNS query fails. If set to “0”, the
feature will be disabled. Note: Only valid for SIP registration.
Preferred DNS 1 Defines the preferred DNS server for the user.
Preferred DNS 2
IPV6 Preferred DNS
Server
Defines the second DNS server for the user.
Specifies the IPv6 preferred DNS server.
Enable LLDP
Enables the LLDP (Link Layer Discovery Protocol) feature on the phone system. If it is set to “Yes”,
the phone system 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”.
OpenVPN® Mode
Simple mode only supports some basic or common parameters configuration; Professional
mode suppports configuration file upload, which is totally customized by need, please refer
to https://openvpn.net for more information.
Enable OpenVPN® Comp-lzo
Enables OpenVPN® LZO compression. When the LZO compression is enabled on the
OpenVPN® server, you must turn on it at the same time. Otherwise, the network will fail to
connect.
OpenVPN® Server Address The URL/IP address for the OpenVPN® server.
OpenVPN® Port
The network port for the OpenVPN® server.
By default, it is set to 1194.
OpenVPN® Transport
Determines network protocol (UDP or TCP) used for OpenVPN®.
Default is UDP.
OpenVPN® CA
OpenVPN® CA file (ca.crt) required by the OpenVPN® server for authentication purposes.
Press “Upload” to upload the corresponding file to the device. The file will not be uploaded if
it is not in the correct format.
OpenVPN® Client Certificate
OpenVPN® Client certificate file (*.crt) required by the OpenVPN® server for authentication
purposes. Press “Upload” to upload the corresponding file to the device. The file will not be
uploaded if it is not in the correct format.
OpenVPN® Client Key
The OpenVPN® Client key (*.key) required by the OpenVPN® server for authentication
purposes. Press “Upload” to upload the corresponding file to the device. The file will not be
uploaded if it is not in the correct format.
OpenVPN® Cipher Method
The cipher method of OpenVPN®, must be the same cipher method used by the OpenVPN®
server. Available options are: “Blowfish”, “AES-128” or “AES-256”. Default is “Blowfish”.
OpenVPN® User Name OpenVPN® authentication username (optional).
OpenVPN® Password OpenVPN® authentication username (optional).

Grandstream Networks GXV34 0 Series Specifications

General

Brand	Grandstream Networks
Model	GXV34 0 Series
Category	Conference System
Language	English