Getting Started | Ptp - Wohler iAM-SUM8 User Manual

Getting Started | PTP

This tab is shown in the following figure. This configuration page refers to how your
Ravenna network is synchronized to clocks.
The elements of this tab are as follows:
1. Global Settings: The default value for PTP
a. Domain: For the Merging Ravenna card this value is 0.
b. DSCP: 46 for PTP AES67 or 48 for PTP Ravenna.
2. Master: To modify the PTP setting, you must first check the "Manual"
checkbox.
a. Priority: 1 is the main priority value.
b. Class: This is the Device class. This value should not be modified.
c. Accuracy: This field cannot be modified.
d. Priority 2: This is only used if the other parameters do not allow
electing a PTP master.
e. GMID: This is the current GrandMasterID (PTP Master)
f. Slave only: This forces the Merging device to always be PTP slave.
g. Delay Mech.: This is PTP Profile related - E2E or P2P
h. Announce: This is PTP Profile related - PTP announcement interval (1
- 2 - 4 - 8 -16 seconds)
i. Sync: This is PTP Profile related (0.0625 - 0.125 - 0.25 - 0.5 seconds)
iAM-SUM
Figure D-2: Getting Started | PTP
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