We are using CCM 6.1, in that BLF is not working.
The following config are done as below:
1) Enable the BLF in Enterprise parameter
2) Clusterwide Sercvice Paramater for Presence group
3) Apply presence group to the directory number.
4) Cuastomize phone button template for the BLF speed dial
5)Configure BLF/Speed dial button fo rthe phones device profiles
6) Add a presence group to the Dn
When I follows the abovwe steps, the device showa BLF speed dial as ordianry speed dial. any suggestion please let know.