Do S series switches support UDP Helper

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For information about S series switches' (except the S1700) support for UDP Helper, see section "UDP Helper" in "IP Service" in the following use precaution manuals:
S12700 Product Use Precautions
S7700&S9700 Product Use Precautions
S9300&S9300E&S9300X Product Use Precautions
S1720&S2700&S3700&S5700&S6700 Product Use Precautions
S600-E series switches do not support UDP Helper.

Other related questions:
How does an S series switch process UDP packets when it functions as a Layer 2 switch
If an S series switch (except the S1700) functions as a Layer 2 switch, it does not identify UDP or TCP packets by default. The switch only forwards packets based on its original MAC address table.

The situation of TCP/UDP port opened on S series switches
S series switches (except S1700) do not close the TCP/UDP port by default.

Do S series switches support HGMP?
The following models and versions of S series switches support HGMP: The S5700 and S6700 in V200R002 and later versions do not support HGMP. The S2700 and S3700 in V100R006C05 and later versions do not support HGMP. The S2750 does not support HGMP. The S7700, S9700, and S9300 in V200R002 and later versions do not support HGMP. The S1700 and S12700 do not support HGMP.

Whether S series switches support OSPF
For details on whether S series switches in V200R008 and earlier versions support or do not support OSPF, see the following: �?S7700/S9700/S12700: Support �?S9300: Support �?S6720EI: Support �?S6700EI: Support �?S5720HI: Support �?S5710HI: Support �?S5700HI: Support �?S5720EI: Support �?S5710EI: Support �?S5700EI: Support �?S5720SI/S5720S-SI: Support �?S5700SI: Not support �?S5710LI: Not support �?S5700LI: Not support �?S5700S-LI: Not support �?S3700HI: Support �?S3700EI: Support �?S3700SI: Not support �?S2750EI: Not support �?S2720EI: Not support �?S2700EI: Not support �?S2710SI: Not support �?S2700SI: Not support �?S1720: Not support For details on whether S series switches in V200R008 and earlier versions support or do not support OSPFv3, see the following: �?S7700/S9700/S12700: Support �?S9300: Support �?S6720EI: Support �?S6700EI: Support �?S5720HI: Support �?S5710HI: Support �?S5700HI: Support �?S5720EI: Support �?S5710EI: Support �?S5700EI: Support �?S5720SI/S5720S-SI: Support �?S5700SI: Not support �?S5710LI: Not support �?S5700LI: Not support �?S5700S-LI: Not support �?S3700HI: Support �?S3700EI: Support �?S3700SI: Not support �?S2750EI: Not support �?S2720EI: Not support �?S2700EI: Not support �?S2710SI: Not support �?S2700SI: Not support �?S1720: Not support

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