What is a VoIP Gateway?
A VoIP gateway is a hardware device
that can convert analog telephone signals into digital signals, and can convert
calls between an Internet-based IP network and traditional copper wire fixed
telephones for the transmission of voice data. After converting the signal, the
VoIP gateway organizes it into data packets and encrypts them for transmission.
VoIP providers use VoIP gateways for switching and network interfaces.
STM-1 over Gigabit Ethernet 63E1 VOIP Trunk Gateway
How does a VoIP Gateway Work?
The working mode of a VoIP gateway is very similar to
that of an Internet router. The working principle of a VoIP gateway is to relay
communication from an IP address to an IP address or from an IP address to a
traditional telephone line. Therefore, a typical VoIP gateway is connected to both
the IP network and the traditional telephone circuit. These gateways can be
configured to access the Internet and traditional telephone lines in several
different ways.
VOIP Phone
Types of VoIP Gateway
Analog VoIP Gateway
FXS Gateway
The FXS gateway connects analog
phones and fax machines to the VoIP phone service through an Internet
connection. This type of VoIP gateway allows you to keep your existing hardware
while using a lower-cost VoIP provider.
FXO Gateway
The FXO gateway connects the
incoming analog or public switched telephone network (PSTN) to the VoIP
telephone system. This type of VoIP gateway allows you to connect an analog
telephone system using a traditional private branch exchange (PBX) network to a
business phone service provider that supports VoIP through a physical
connection.
Digital VoIP Gateway
Digital VoIP gateways are small
independent devices that are used to combine individual VoIP lines into a
collective system, and can also be used to connect traditional PBX systems with
IP networks. They are the most cost-effective solution for companies that have
traditional telephone system infrastructure and want to connect to a VoIP
network.
Conclusion
Nowadays, VoIP is becoming more and
more accepted around the world. Many enterprises use VoIP to work from home
rather than work in the office. With the improvement in internet infrastructure,
the use of VoIP will be more worldwide.
Baudcom offers all kinds of VoIP devices. For more information, please visit Baudcom.