Cisco IP 9900 phones

[Kamil G]

What is the difference between 8900 and 9900 phones?  Do we have to have CUCM 8 for these phones to work?

[David Hailey · Accepted solution]

These phones are only supported by CallManager 7.1.3 and higher. Here are the data sheets that should explain differences and CUCM support as well.

9900 / 8900 Series phones

9971: http://www.cisco.com/en/US/customer/prod/collateral/voicesw/ps6788/phones/ps10453/ps10512/data_sheet_c78-565717.html

9951: http://www.cisco.com/en/US/customer/prod/collateral/voicesw/ps6788/phones/ps10453/ps10513/data_sheet_c78-565680.html

8961: http://www.cisco.com/en/US/customer/prod/collateral/voicesw/ps6788/phones/ps10451/ps10511/data_sheet_c78-565397.html

[Kamil G]

Thanks man.