
PLX51-HART-4I / PLX51-HART-4O
♦
HART Input/Output
Diagnostics
Multidrop Field Devices
User Manual
ProSoft Technology, Inc.
Page 101 of 127
5.2.4 Security Statistics
The DNP3 Security Statistics will be displayed if either of the two DNP3 protocols
have been configured.
Figure 5.8 - DNP3 Security Statistics
Table 5.6 – DNP3 Security statistics
Statistic
Description
Authentication Successes
Increases every time the device successfully authenticates a
message.
Session Key Changes
When the session keys have been successfully updated.
Session Key Change Failures
When the session keys have failed to update.
Update Key Changes
The Update Key has changed.
Authentication Failures
The other device has provided invalid authentication information
such as an incorrect MAC.
Authorization Failures
Increases when a user is not authorized to perform a requested
operation.
Unexpected Responses
The other device has responded with a message that was not
expected during the authentication process.
No Responses
The other device has not replied during the authentication process.
Aggressive Not Supported
When Aggressive Mode Authentication is not supported this will
increase.
MAC Algorithm Not Supported The MAC algorithm requested is not supported
Key Wrap Algorithm Not
Supported
The Key Wrap algorithm requested is not supported.
Update Key Not Permitted
Updating of a key was not permitted.
Unknown User
The user used for authentication was unknown. The default user
(1) is the only user supported.