Complete Guide on SIP Calling

Many businesses incur a lot of unnecessary expenditure on marketing, advertising, outsourcing, discussions, and meetings in a year. An effective means to cut expenses is switching over to a more suitable solution. One such effective solution is SIP calling. Switching over to the SIP calling system from the traditional telephony system ends up saving a lot of money for organizations in addition to improving their efficiency.

What is the SIP calling system?

SIP (Session Initiation Protocol) in a smart VoIP solution and a signaling protocol that enables users to make voice calls over the internet is part of the SIP call.

The traditional office telephone systems operate on the public switched telephone network (PSTN) to answer and make calls. In SIP calling, this is performed via. the data connections. SIP calling is also commonly known as SIP trunking.

The advantages of SIP calling are listed below:

The reasons why many businesses are opting for SIP calling based on a simple to smart telephony solutions are as follows:

Establishing a centralized communication system

If a business has multiple offices worldwide, SIP dialing eliminates the need to set up individual telephone lines at each office. SIP amalgamates all offices to create a single centralized system for the business. This results in long term cost savings.

User-friendly nature

SIP calling is not very difficult to implement in an organization because it is relatively simple and easy to use. It is quite easy to install the SIP system and its maintenance can be done using an online control panel system.

Reduced expenditure

The SIP system helps in saving a lot of money for businesses when it comes to both local and international calls. This is because the pricing of SIP system is based on per user basis. This helps organizations to communicate without worrying about the cost. A study has revealed that businesses that have switched over to the smart VoIP solution from traditional office telephone systems usually end up saving nearly 40-50 % of the communication cost every month.

Low maintenance

In comparison to traditional business phone systems that involve a lot of investment in hardware purchases and their installation, SIP calling does not require any of this physical infrastructure. SIP has several online tools and systems in place to check for any issues and resolve them immediately.


SIP calling system is highly flexible as it allows the communication system to be scaled up if a business is growing and the demand for communication increases. One can easily buy a SIP channel as and when the need arises. There is no need for any additional telephone lines to be installed like in case of landlines.

Superior voice quality

Many organizations fear that switching over to SIP calling would result in a degradation in voice quality. However, this is not true. The SIP calling which is available in the smart VoIP solution uses HD voice so that the calls are more clear and audible in comparison to the calls made from traditional landline phones.

Considering the above benefits, it is evident that a smart VoIP solution offers features like SIP calling is a very well established communication channel because of its reliability, huge potential, cost savings, and simple management.

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