Call termination is providing a path or route through which voice can be transmitted or sent over the Internet. Many providers offer call termination services. The users remain gratified with the instant availability of these services.

There is the Tier-1 provider of VoIP services. It is registered and has its physical international network in the country. These providers usually originate and terminate a call using the Internet telephony services. Technical investments required for such termination is made by the company. Then, there are also providers that offer their services after leasing them from the Tier 1. These are the Tier -2 networks that offer reasonably good services. The Tier- 3 networks are the ones that offer their services after leasing them from the Tier-2 or Tier-1 networks. The technical equipments and infrastructure such as routes are maintained by Tier-1. The Tier-1 and Tier-2 can also lease a part of the services from the Tier -1.

VoIP call termination services have, thus, become the way out for the IP networks to provide services at cheap call cost rates. VoIP calls has made it possible for people to realise their dreams in a coherent way. Now, people can think of making long distance or international calls at low call cost while they continue talking for long hours. It is also possible for them to simultaneously send messages and share files with others. Internet being a pre-requisite can be avoided in call termination service. With Internet connection, a PC, mobile, laptop or a traditional phone can be used to establish VoIP connection.

As VoIP requires the conversion of voice signals to digital packets and then their reconversion to its original form, so it has to pass though a number of technological work flow system before reaching the end user. The wireless nature of VoIP enables their instant transference over the Internet networks. Thus, making VoIP calls is actually easy with the VoIP call termination system.

While availing these services, the users should consider the voice quality offered by the service provider. ACD, ASR and PDD are the various parameters on which the voice clarity can be determined. These parameters should be properly judged. One should also check the detailed call duration report of any service provider before opting for the services of the company. It gives an insight to the services provided by the company. VoIP call termination works in a 24 x 7 environment.