Advantage of VoIP
- Packet switching allowed several telephone calls to occupy the amount of space occupied that can be done so using circuit switching.
- It save on cost
- An IP infrastructure needs fewer adds, moves, and changes than a traditional voice or data network.
- It helps employess in getting instant access to the data irrespective of the location.
- Customers are also able to deploy network with less upfront costs or with extensive in-house expertise, so it is preferred not only by business but also by an individual.
- Easy to understand and operate.
- Also it helps in making long distance calls for free and keeps a track of all the calls, which are coming, and outgoing even recording the minutes.
Disadvantage of VoIP
- VoIP is dependant on wall power. So if there is no power, means the phone cannot work and stable power source is needed for VoIP.
- VoIP is susceptible to worms, viruses and hacking.
- Another issue is that VoIP is a system that dependant on individual PCs of varying specification and power.
- Quality loss will become immediately evident
- Phone conversations can become distorted, garbled or lost because of transmission errors.
- In VoIP, all phone calls are subject to the limitations of normal computer issues.
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