Does DHCP relay on S series switch support polling

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When functioning as a DHCP relay agent, an S series switch (except S1700 switches) supports the DHCP server polling function since V100R006C00. By default, the DHCP server polling function is disabled. You can enable the DHCP server polling function by running the ip relay address cycle command in the system view.

Other related questions:
Do S series switches support the DHCP server polling function on a DHCP relay agent
When functioning as a DHCP relay agent, the S series switch excluding the S1700 supports the DHCP server polling function on a DHCP relay agent starting from V100R006C00. By default, the DHCP server polling function on a DHCP relay agent is disabled. You can enable the DHCP server polling function on a DHCP relay agent by configuring ip relay address cycle in the system view.

Does the S series switch used as the DHCP relay agent support QinQ
On an S series switch excluding the S1700, the DHCP relay function can be configured on QinQ termination sub-interfaces.

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