SNMPv3 includes an authentication feature that, when selected, requires users to enter their name, an authentication protocol, and an authentication key, in addition to their desired security level when invoking a command.
If the security level is set to authNoPriv, the following parameters must be entered:
| Parameter | Command-line flag | Description |
|---|---|---|
| securityName | -u Name | User's name: must not exceed 31 characters. |
| authProtocol | -a ( MD5) | Authentication type: must be MD5. |
| authKey | -A PASSPHRASE | Passphrase at least eight characters in length. |
| securityLevel | -l (authNoPriv) | Security level: must be Authentication, No Privacy. |
| context | -n CONTEXTNAME | Sets the context name used for SNMPv3 messages. |