Do S series switches support ERPS sub-rings

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S series switches in V200R003 and later versions support the sub-ring function. Earlier versions do not support this function.

Other related questions:
Do S series switches support ERPS
S series switches (excluding the S1700) support the ERPS function. All versions and models of modular switches support the ERPS function. For the ERPS function supported by fixed switches, see the precautions of ERPS in the Ethernet Switching in Can ERPS be used with other ring network protocols on S series switches
ERPS cannot be used with other ring network protocols.

Whether ERPS supports multi-ring network applications
ERPS V1 supports only single-ring network applications while ERPS V2 supports multi-ring network applications.

ERPS switching time of S series switches
Contact Huawei technical support personnel.

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