Talk to an advisor 888-998-9080

User Presence

Busy-lamp-field indicators are available on desk phones, online, and on our mobile app. Get instant visibility of users across the organization and transfer or dial with one tap.

About user presence

Agent status indicators

Presence status indicators, also known as busy lamp field keys, enables you to see who's on a call, who's offline, and who's available. The user will display a red or green light depending on their status. You can view user presence on our dashboard, desk phones, and mobile app.

Visibility from anywhere

Sign into our dashboard or mobile app for a view of users across the company.

Transfer calls

Get insight into availability before transferring calls, and transfer calls with one tap.

Direct dial

Search for internal extensions and connect with one click from any device.

High volume

Heavy front desk users manage inbound calls better with status indicators.

How it works

How to set up BLF keys

Save time on setting up individual user and group settings with our automatic provisioning tools, and deliver BLF capabilities to users in any location and network.

Provisioning BLF keys on desk phones can be done remotely. You can add users through the Telzio Dashboard and instantly view user presence indicators in real-time.



What kind of device do I need to enable BLF?

There are a wide selection of desk phones that have programmable BLF keys. Browse our shop and talk to sales.


How do I configure BLF keys?

Configuration of BLF keys will depend on the model of phone you have. Please visit our support pages or contact us.

Related features

100+ features included from day one

Ready to get started?

Start your free 30-day trial and get immediate access. Be up and running with a fully featured phone system in less than 5 minutes.

Start Trial

Disruptive pricing

Scalable pricing with features and unlimited users included from day one.


Schedule a demo

Personalized live product demonstration tailored to your organization and needs.