The EGS2108P, EGS2110P, and EGS5110P do not have SNMP v1/v2c/v3 support.

Only Full-featured Layer 2 EnGenius switches such as the EGS5212FP,
EGS7228P, EGS7228FP, EGS7252FP, and all Neutron switches have SNMP
support.