VOIP soft switch performs so many important duties but the main responsibility is to proficiently, successfully and dutifully route calls across different networks. They predominantly deal with calls from packet-based networks to circuit based networks such as the PTSN.
Another role that VOIP soft switch plays is to ensure that the service provider’s network is secured. This it does by controlling the sets of media gateways positioned at the edge of a particular network. It deals with the registration of each user and so only allows registered users go on and keep non registered users off.
Along with offering that, many of VOIP soft switches have also started offering Network Address Translation and Port Address Translation together with firewall capabilities. This they do so that they are able to connect different IP networks on different subnets and also be able to provide private and public network address translation.
With the so many functions and duties that a VOIP soft switch performs on an IP network, service providers may find it difficult to go to the market and choose the right VOIP soft switch that is going to give those great VOIP solutions. However, thanks to the many vendors who are out there to make great changes in the communication world today, they have ensured that there are a range of models to meet the needs of all service providers. Remember that VOIP solutions, just as the name suggests, are software based and many softwares today can be customized to meet specific needs of the users and these VOIP solutions too are not an exception.
The top VOIP soft switch that has VOIP solutions available for you today are Veraz networks. They have a control switch that achieves their success and their VOIP solutions have great features. It is fully distributed, has a modular architecture with a very high scalability meaning it can grow as you grow. It also has flexible load sharing capabilities.
Another VOIP soft switch is the Dialexia which, among many features in the VOIP solutions that they offer, has a pre and post paid billing system, real time monitoring, the ability to manage CDR, and the all new DialGate which has features like unified and non unified voicemail, caller identification, call forwarding, 3 way conferencing, and one can be able to manage the account and the voicemail box via the web.
The UniSwitch soft switch is another VOIP soft switch that has great VOIP solutions. It offers flexible routing between the networks of VOIP, the carrier grade is very reliable and is among the top, and it is also known to offer great VOIP solutions. It has a high scalability.