The purpose of alternate call plans is so that you can quickly redirect your inbound calls. We recommend you create several alternate call plans to accommodate a variety of scenarios. That way, when an unexpected situation or emergency occurs, all you need to do is activate one of your plans.
To activate an alternate call plan:
Did you know? If you're away from your desk and realize you need to quickly activate one of your alternate call plans, you can do it from a mobile phone.