Grandstream Networks GRP260X Series Administration Manual page 38

OpenVPN® TLS Key Type
OpenVPN® Cipher Method
OpenVPN® Username
OpenVPN® Password
Additional Options
Network Settings �� Advanced Settings
Advanced Network Settings
DNS Refresh Timer (m)
DNS Failure Cache Duration (m)
Enable LLDP
LLDP TX Interval
Enable CDP
Layer 3 QoS for SIP
Layer 3 QoS for RTP
Enable DHCP VLAN
Enable Manual VLAN Configuration
Layer 2 QoS 802.1Q/VLAN Tag
Layer 2 QoS 802.1p Priority Value
Selects the encryption type of the OpenVPN® TLS key. it can be set to : TLS-Auth, TLS-
Crypt, TLS-Crypt V2
Specifies the Cipher method used by the OpenVPN® server. The available options are:
● Blowfish
● AES-128
● AES-256
● Triple-DES
● AES-128-GCM
● AES-256-GCM
● CHACHA20-POLY1305
The default setting is "Blowfish".
Configures the optional username for authentication if the OpenVPN server supports it.
Configures the optional password for authentication if the OpenVPN server supports it.
Additional options to be appended to the OpenVPN® config file, separated by semicolons.
For example, comp-lzo no;auth SHA256
Note: Please use this option with caution. Make sure that the options are recognizable by
OpenVPN® and do not unnecessarily override the other configurations above.
Configures the refresh time (in minutes) for DNS query. If set to "0", the phone will use the
DNS query TTL from DNS server response.
the Default value is "0"
Configures the duration (in minutes) of the previous DNS cache when the DNS query fails. If
set to "0", the feature will be disabled. Note: Only valid for SIP registration.
The Default value is "0"
Controls the LLDP (Link Layer Discovery Protocol) service. The default setting is "Enabled".
Defines LLDP TX Interval (in seconds). Valid range is 1 to 3600. The default setting is "60".
Enables/Disables CDP "Cisco Discovery Protocol". The default setting is "Enabled".
Defines the Layer 3 QoS parameter for SIP. This value is used for IP Precedence, Diff-Serv or
MPLS. The default value is 26.
Defines the Layer 3 QoS parameter for RTP. This value is used for IP Precedence, Diff-Serv or
MPLS. The default value is 46.
Enables auto configure for VLAN settings through DHCP. Disabled by default.
Enables/disables manual VLAN configuration. When this option is set to Disabled, the phone
will bypass VLAN configuration and only use the DHCP VLAN to configure VLAN tag and
priority. Default is "Enabled".
Assigns the VLAN Tag of the Layer 2 QoS packets. The valid range is 0 – 4094.The default
value is 0.
Assigns the priority value of the Layer2 QoS packets. The valid range is 0 – 7. The default