Simple Network Management Protocol Version 3 (SNMPv3) is an interoperable standards-based protocol for network management. SNMPv3 provides secure access to devices using a combination of authenticating and encrypting packets over the network. SNMP v3 security is an additional layer of security offered with the 7.6 and newer firmware. The SNMP v3 security is available to a switch that has a secure connection (SSL must be enabled), and can only be configured on the entry switch. The security features provided in SNMPv3 are: