HP ProCurve Management And Configuration Manual page 209

Use the Space bar to select the Manual mode.
•
[>]
i. Press to move the cursor to the Server Address field.
ii. Enter the IP address of the TimeP server you want the switch to
use for time synchronization.
Note: This step replaces any previously configured TimeP server
IP address.
[>]
iii. Press to move the cursor to the Poll Interval field, then go to
step 6.
5. In the Poll Interval field, enter the time in minutes that you want for a
TimeP Poll Interval.
Press [Enter] to return to the Actions line, then [S] (for Save) to enter the new
time protocol configuration in both the startup-config and running-config
files.
TimeP: Viewing, Selecting, and Configuring
Time Protocols
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