System and setting requirements
- Support for the IEEE 1588 v2 time synchronization
- Preferably IEEE 1588 v2 according to Power profile and implementation according to the one-step mode or Utility profile IEC 61850-9-3
- All network devices between the IEEE 1588 v2 clock master and the IED must support IEEE 1588 v2
Ethernet switch requirements
- Support for the IEEE 1588 v2 transparent clock operation mode to enable accurate time synchronization in the system
- Managed switch with optional capabilities for SMV filtering and VLAN to restrict the SMV flow only to devices using it
- Switches that support IEEE 802.1D with LLDP enabled
IEEE 1588 v2 master clock requirements
- Support for IEEE 1588 v2 Grand Master operation mode
- TC time inaccuracy to comply with IEEE Std C37.238-2011 annex B
- IEEE Std C37.238-2011 or IEC/IEEE 61850-9-3:2016 PTP profile support