Cisco® Desk Phone 9800 Series

The Cisco Cloud Upgrader will install software version 3-2-1-0003-28.

Determine the Phone IP Address

Step 1	Press the button on the phone.
Step 2	Navigate to About this device and press the menu.
Step 3	Note down the IPv4 address field.

Configure the Phone to use the Cloud Upgrader

Note	This service is specifically intended for Webex Calling and the activation code onboarding. Factory reset your phone if it was used before.

Manual upgrade

Step 1

Navigate to http://<Phone IP Address>/admin/advanced.

Step 2

Select Voice > Provisioning.

Step 3

Enter the following into the "Profile Rule" field: https://cloudupgrader.webex.com/Cisco/Upgrade/$MAU/$SWVER/$PSN.xml

Step 4

Save and wait for the phone to reboot

Step 5

As soon as the upgrade process is completed, the phone will prompt for an activation code.

Bulk upgrade

Step 1

Configure the DHCP Option 160 to https://cloudupgrader.webex.com/Cisco/Upgrade/$MAU/$SWVER/$PSN.xml

Step 2

You may need to reboot the phones to pick up the DHCP configuration.

Step 3

Wait for the phones to download the config and upgrade.

Step 4

As soon as the upgrade process is completed, the phone will prompt for an activation code.

Verify the Firmware Version using the Phone Web Page

Step 1

Click Info > Status

Step 2

Find Product Information and check Software Version.