GrandMaster ID
Set the C37.238 Grandmaster ID setting using the 'C37.238 GRANDMASTER ID' setting.
This is the “GMIdentity” (or “Grandmaster Identity”) as defined in C37.238-2017 Grandmaster Identity is
transmitted in IEEE_C37_238 TLV (2 bytes). The configurable range is 0 to 65,535. By default it is set to 3.
C37.238 Network Time Inaccuracy
Set the C37.238 Network Time Inaccuracy setting using the C37.238 ‘NETWORK TIME INACCURACY'’
setting.
This configurable field sets the “networkTimeInaccuracy” as defined in C37.238-2011. I It will set the estimated
worst-case error in nanoseconds from the grandmaster. The configurable range is 0 (default) to 2,147,483,647
ns.
15.
Save Settings
Click the 'SAVE' button to write the settings to the GridTime 3000.
A 'Saved!' notification will appear in the bottom right corner of the page indicating that the settings have
successfully been written to the GridTime 3000.
9.5.7.4.2 C37.238-2017 Power Profile Server Only Mode
This section describes how to provision a PTP C37.238-2017 Power Profile Server Only Mode Clock.
1.
Select Server Only for PTP Clock Mode
Select 'Server Only' from the 'PTP CLOCK MODE' dropdown.
2.
Network Protocol
By default, the 'NETWORK PROTOCOL' is set to Layer 2 (Ethernet), which will send packets via the Ethernet
data layer
3.
Select Operating Mode
Select the operating mode for the PTP network from the 'OPERATING MODE' dropdown.
Operating mode is a network wide parameter. The configurable options are 'One Step' or 'Two Step'.
Provisioning
©
2022 Microchip Technology Inc.
and its subsidiaries
Manual
DS00004572A-page 124
