The SIP Phones are the phones that utilize Open Standard Session Initiation Protocol (SIP) to manage and set up calls using other Open Standards called the Real-time Transport Protocol (RTP)˳ These protocols are all generically termed as Voice over IP and thus, the phones are also commonly referred to most times as VoIP clients or VoIP Phones˳ There are two main categories of SIP Phones namely, Software Phones or SoftPhones and Hardware Phones or HardPhones˳
Hardware Phones or HardPhones
A HardPhoneis something that bears resemblance to regular phones and also acts like one˳ However, in this SIP Phone the hardware is made using IP-aware parts˳ This one will connect to the IP networks using Wi-Fi or Ethernet˳ You will also get cordless phones in HardPhones˳ The cordless phones use the DECT technology whereby the phones connect to a base station through DECT protocol˳ The base station connects with an IP PBX using RTP and SIP transport protocols˳
Software Phones or SoftPhones
The function and nature of SoftPhone is evident from its name˳ It is a software program that gives the functionality of a telephone˳ Just like a HardPhone, a SoftPhone utilizes RTP and SIP for voice delivery and call setup˳ Any device like desktops, tablets, and smartphones can be used to run SoftPhone programs provided it has speakers and a microphone˳ The main requirement is the IP connection to the SIP server or VoIP provider through IP PBX˳
The benefits of switching to SIP telephones
The SIP telephones are seen as the viable alternative to PBX and it lets the businesses scale fast without adding to the cost˳ The following is a list of a few other advantages of SIP˳
 It is cheaper in configuration and activation than that of PBX˳ You receive a phone number with multichannel that will not remain busy if you contain adequate sales reps˳ The number of call agents can also be increased in the corporate network without any increase in costs˳
 The payment of phone calls is according to the basic tariff regardless of the location of the subscriber˳ The SIP phones are even cheaper than the installation of telephone lines˳ This makes it highly convenient for the medium and big companies that have many departments and branches in different places˳
 SIP aids in the integration of data on calls along with analytics systems and CRM to make a business highly efficient˳ For instance, the SIP technology offers the opportunity of call tracking˳ This helps you to figure out which advertising avenues are bringing in new clients˳ Thus, you take more sound decisions for the sales growth˳
SIP can be a great option for any company or startup that is looking for optimizing workflow˳ It helps in building up Omni-channel analytical platforms for improving the level of customer service˳
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