For a VoIP system to work, it needs a means of routing calls between users or to the outside world. In a cloud-based system, this gets handled by a virtual PBX. In the cloud, this routing is managed by your VoIP provider, which is part of why you're paying them. Whatever vendor is supplying that is also running a large PBX operation in a data center somewhere, and slicing off a little of it to dedicate to your organization in exchange for your subscription fees.
Providers of virtual phone numbers allow business owners to choose a number for their business which can be used with the cell phone or landline already used for personal phone calls. The seven virtual phone number providers examined in the article below have proven to be the best options of the many providers operating in the industry. For consumer convenience, each of the seven companies has been carefully evaluated based on the price of their services, available features, and services offered to determine which of the companies are the best of the best.

The Premium and Ultimate plans, starting at $34.99 and $49.99 respectively, include advanced features, like conference calls with 200 people at once, automatic call recording, and multi-site support. The Ultimate plan additionally offers useful device status reports and alerts.
4. "Hello, you've reached [your name and title]. I'm currently out on parental leave until [date]. In the meantime, please direct all phone calls to [alternate contact name] at [phone number] and emails to [email address]. Thanks, and I'll see you in [month you'll be back in the office]."