Yay.com loading


Error Sorry


Shopping Basket

Basket Total



Delete everything from your basket?

Go to Checkout
Frequently Asked Questions >
VoIP Phone Questions >
How do I set up BLF on a Grandstream phone?

How do I set up BLF on a Grandstream phone?


If you are unsure what BLF is or would like a bit more detailed information about it, then you can click on the following to find out more: What is BLF?

To set up BLF on the Grandstream phones - the GXP1628 and above - you can follow the steps below:

  • Step 1

    Step 1
  • Step 2

    Step 2
  • Step 3

    Step 3
  • Step 4

    Step 4

For the value of your BLF key, while you can put the SIP Usernames of other users on your account for easy access to see whether they are on the phone - which can be found under Users - you can also put an extension number instead!

Yay.com FAQ
Join our free live phone system webinar

New to Cloud Telephony?

Join one of our free live webinars!

Join one of our twice weekly webinars for a guided tour of our business phone system and features.

Find Out More
ISO 27001 Business Continuity Accreditation ISO 22301 Business Continuity Accreditation Cyber Essentials Certificate of Assurance G-Cloud accredited by the Crown Commercial Service