Black Box LE2700A, Руководство пользователя, Страница: 127 / 154

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Page 127
Chapter 5: Management
5.11 Synchronization
MAC-based Authentication
This page allows you to configure and examine current PTP clock settings.
PTP External Clock Mode
Figure 5-119. PTP External Clock Mode screen.
Table 5-95. PTP External Clock Mode screen options.
Label Description
One_pps_mode The box allows you to select One_pps_mode configurations.
The following values are possible:
Output: enable the 1 pps clock output
Input: enable the 1 pps clock input
Disable: disable the 1 pps clock in/out-put
External Enable The box allows you to configure external clock output.
The following values are possible:
True: enable external clock output
False: disable external clock output
VCXO_Enable The box allows you to configure the external VCXO rate adjustment.
The following values are possible:
True: enable external VCXO rate adjustment
False: disable external VCXO rate adjustment
Clock Frequency The box allows you to set clock frequency.
The range of values is 1–25000000 (1–25 MHz).
PTP Clock Configurations
Figure 5-120. PTP Clock Configuration screen.