TRENDnet TEG-S2620I User Manual page 64

5.2.5.7 SNMPv3 USM‐User
Maintain SNMPv3 USM‐user.
User Name: Specifies the user name (should be the security name defined in group)
Auth Type: Specifies the authentication type (md5 / none)
Auth‐Key: Specifies the authentication key (8~32 chars)
Private Key: Specifies the encrypt key (8~32 chars)