Which Cisco Unified IP Phone supports the most number of speed dial phone buttons?
A. Cisco Unified 7961
B. Cisco Unified 7965
C. Cisco Unified 7975
D. Cisco Unified 9951
E. Cisco Unified 9971
Which Cisco Unified IP Phone supports the most number of speed dial phone buttons?
C is correct.
The 9951 and 9971 have more buttons while in Enhanced Line Mode, but while in Session Line Mode they only have 5 & 6, whereas the 7975 has 8.
I think the correct option would be D
The 7975 has 8 phone buttons
The 9951 has 10 phone buttons