Is STP enabled on S series switches by default

For Sx700 series switches (except the S1700) running V100R005 or an earlier version, STP is disabled globally by default, and STP on interfaces is enabled by default.
For Sx700 series switches (except the S1700) running V100R006 or a later version, STP is enabled globally and on interfaces by default.
For E series switches, STP is enabled globally and on interfaces by default.
For S9300 series switches, STP is disabled globally by default, and STP on interfaces is enabled by default.

For S5700 switches running V100R005, BPDU is disabled by default, and an interface discards received BPDUs by default. To enable BPDU, run the following commands:
[HUAWEI] stp enable
[HUAWEI] interface GigabitEthernet 0/0/1
[HUAWEI-GigabitEthernet0/0/1] bpdu enable

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