Cisco VoIP - 8851 Making Calls

Instruction on how to make calls and different calling features for the 8851 Cisco VoIP phone. To check which phone model you have, press Applications Applications.jpg and select Phone information. The Model number field shows your phone model.

Your Cisco IP Phone works just like a regular phone. 

Make a Call

Use your phone just like any other phone to make a call.


Enter a number and pick up the handset.

Make a Call with the Speakerphone

Use your speakerphone for hands-free calling. Keep in mind that your coworkers might be able to hear your call too.


Step 1 Enter a number using the keypad.

Step 2 Press Speakerphone. Speakerphone.jpg

Make a Call with a Headset

Use your headset for hands-free calling that won't disturb your coworker and gives you some privacy.


Step 1 Plug in a headset.

Step 2 Enter a number using the keypad.

Step 3 Press Headset. Headset.jpg

Make a Call with a Phone or Video Address

Sometimes, instead of just having someone’s phone number, you might also have a phone or video address that you can use to place the call instead.

This address might look like an email address, such as, or it might contain numbers like username2@

If you and the person you're calling have video phones, you'll be able to see each other.


Step 1 Press New call.

Step 2 Press ABC and you’ll be able to enter text using the keypad.

Step 3 Press a number on the keypad to see the available options, and then press the number again to move through the choices.

            For example, press the number 1 three times to enter the @ symbol.

Step 4 Press Call.

Redial a Number

You can call the most recently dialed phone number.


Step 1 (Optional) Select a line.

Step 2 Press Redial.

Keywords:make call make call with speakerphone speakerphone make call with a headset headset redial redial notification speed dial speed-dial fast-dial speeddial   Doc ID:76009
Owner:Phuc M.Group:Voice Services
Created:2017-08-24 11:53 CDTUpdated:2017-09-27 11:08 CDT
Sites:DoIT Help Desk, Voice Services
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