Server FQDN

Use this drop-down menu to Enable or Disable the Server

 

Fully Qualified Domain Name (FQDN) function. This is

 

disabled when the SIP URL domain name is different from

 

the SIP proxy server domain name. The phone will then use

 

the domain name in Domain Name field as part of SIP URL

 

but send and receive SIP messages through the SIP proxy

 

server defined in the Service Domain field.

IP Address

Enter the IP address of the SIP Server in this field.

Domain Name

Enter the domain name corresponding to the IP address

 

entered above in this field.

 

Port

Enter the SIP server’s listening port for the SIP in this field.

 

Leave this field set to the default if your VoIP service

 

provider did not give you a server port number for SIP.

Secondary SIP Server

The Secondary Features (FQDN, IP address, domain name

 

and port), act as a backup for the initial connections’ settings.

 

In the event that the connection with the SIP server is lost,

 

the backup settings will be used.

 

Outbound Proxy

The Outbound Proxy is a normal SIP proxy.

If instructed to do so

 

by your ISP, enable the Outbound Proxy, and enter its IP address,

 

Domain Name and Port Number in the appropriate fields.

Service Domain

Enter the SIP service domain name in this field.

URL Format

Select SIP-URLto have the router include the domain name

 

with the SIP number in the SIP messages that it sends.

 

Select TEL-URLto have the router use the SIP number

 

without a domain name in the SIP messages that it sends.

User Parameter

You can set this to phone or none.

This determines

 

whether or not the phone number is appended to the

 

information forwarded to your SIP server. Your VoIP

 

service provider will instruct you which setting to use.

Caller ID Delivery

Use this pull-down menu to initiate the delivery of the

 

inbound caller ID.

 

Display CID

Use this pull-down menu to enable or disable the display of

 

the Caller ID.

 

Timer T2

Set the timer to 4, 8, 16 or 32.

 

Initial Unregister

Enable or disable the initial unregister.

 

Register Expiration

Use this field to set how long the router will wait before

 

sending a repeat registration request if a registration attempt

 

fails or there is no response from the registration server.

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D-Link DVG-G1402S Domain Name, Port, Secondary SIP Server, Outbound Proxy, Service Domain, URL Format, User Parameter

DVG-G1402S specifications

The D-Link DVG-G1402S is a robust VoIP gateway designed to bridge traditional telephone services with internet-based communication, catering to both home and small office environments. It combines multiple technologies and functionalities to deliver seamless voice and data transmission over IP networks. This versatile device supports up to four simultaneous VoIP calls, making it an ideal solution for businesses that rely on efficient communication.

One of the standout features of the DVG-G1402S is its two FXS ports, which allow users to connect traditional analog phones directly, enabling the use of existing phone systems without requiring significant infrastructure changes. This makes it economical and practical for users who want to leverage VoIP technology while maintaining their conventional telephones.

The DVG-G1402S also supports various voice codecs, including G.711, G.729, and G.723, providing flexibility and optimal sound quality depending on bandwidth availability. This adaptability ensures that calls remain clear and reliable, even in fluctuating network conditions.

Security is a crucial aspect of modern communications, and the DVG-G1402S does not disappoint. It features integrated firewall capabilities, including NAT (Network Address Translation) and various security protocols to safeguard sensitive voice data against potential threats. Additionally, it supports SIP (Session Initiation Protocol), which enhances compatibility with various VoIP service providers.

Managing the DVG-G1402S is made easy through its user-friendly web interface, allowing users to configure settings, monitor call status, and manage contacts effortlessly. The gateway also offers Quality of Service (QoS) features, prioritizing voice traffic to ensure that calls are not disrupted by other network activities.

Another noteworthy characteristic is its built-in DHCP server functionality, which simplifies network management by automatically assigning IP addresses to connected devices. This enhances the device's usability in dynamic environments where devices frequently connect and disconnect.

In conclusion, the D-Link DVG-G1402S stands out as a reliable VoIP gateway that amalgamates traditional and internet telephony. Its feature-rich design, emphasis on security, and ease of use make it an excellent choice for anyone looking to modernize their communication infrastructure without sacrificing the familiarity of their existing equipment.