You can achieve it on a per user basis by the following steps:
1)Goto the "Edit User Basics" page of the desired User on "Unity Connection Administration" page.
2)From the "Edit" menu, goto "Phone Menu" option.
3)Select the desired values in the Following boxes:
Times to Repeat Menu When User Does Not Respond | Specify how many times Cisco Unity Connection repeats a menu when a user has not responded to it. The range of valid entries is 0 to 10. Note : This setting is not available for the voice-recognition conversation. Default setting: 1 time. |
Wait for First Touchtone or Voice Command ____ Milliseconds | Specify how long Cisco Unity Connection waits for a user to press a first key or say a voice command after playing a menu. This setting is also known as the "First Digit Timeout." The range of valid entries is 500 to 10,000 milliseconds. Default setting: 5,000 milliseconds. |
Wait for Additional Key Presses When Entering Names, Extensions, and Passwords ____ Milliseconds | Specify how long Cisco Unity Connection waits for additional key presses after the user has pressed a key when entering user names or extensions to address a message, update passwords, change call transfer or message notification numbers, and so on. The range of valid entries is 1,000 to 10,000 milliseconds. Default setting: 3,000 milliseconds. |