Shared line appearance allows multiple phones to share a single extension. This makes it easy to move calls between phones, intercept calls, and place callers on hold for a shared participant to pick up.
Common Use Case
Having your boss’s line on your phone, i.e. shared line appearance feature, is critical in an adminstrative world. With the shared line appearance feature, you can screen your boss’s calls. If you’re not sure the call passes your screening test, you can put the caller on hold while you intercom your boss to ask. With shared line appearance, you keep the office running smoothly and protect your boss and co-workers from the stress of unnecessary phone interruptions.