Siemens SCALANCE X-300 Configuration Manual page 107

Authentication Failure
There was an SNMP access with a bad password or inadequate access rights.
RMON Alarm
An alarm or event has occurred relating to remote monitoring.
Power Change
This event occurs only when the power supply line 1 and line 2 is monitored. It indicates that
there was a change to line 1 or line 2.
RM State Change
The redundancy manager has detected an interruption or re-establishment of the ring and
has switched the line over or back. To allow an IE switch to operate as redundancy
manager, you will need to configure the device appropriately (see section "X-400 Ring
Configuration menu item" or "X-300 Ring Configuration menu item).
Standby State Change
A device with an established standby connection (master or slave) has activated or
deactivated the link to the other ring (standby port). The data traffic was redirected from one
Ethernet connection (standby port of the master) to another Ethernet connection (standby
port of the slave) (see section "X-400 Standby Mask menu item" or "X-300 Standby Mask
menu item").
Fault State Change
The fault status has changed. The fault status can relate to the activated port monitoring, the
response of the signaling contact or the power supply monitoring.
STP/RSTP Change
The STP or RSTP topology has changed; in other words, a passive listening event has
occurred.
Loop Detection State Change
The status of the loop detection function has changed:
● The device has disabled a port because a loop was detected.
● The device has enabled a port again after a loop was eliminated.
VRRP State Change (SCALANCE X414 only)
The state of the virtual router has changed.
PoE State Change
The status of PoE has changed.
Port Auth State Change
The authentication status of the port has changed.
Fiber Optic Diagnostics
An event occurred relating to port diagnostics.
SCALANCE X-300 / X-400
Configuration Manual, 10/2014, C79000-G8976-C187-22
Configuration using Web Based Management and Command Line Interface
4.4 The Agent menu
107