CyberGuard SG300 User Manual page 9

Front panel LEDs
The front panel contains LEDs indicating status. An example of the front panel LEDs are
illustrated in the following figure and detailed in the following table.
Label
Power
H/B (Heart
Beat)
Failover
High Avail
Online
Note
If H/B does not begin flashing 20 – 30 seconds after power is supplied, refer to Appendix
E, Recovering From a Failed Upgrade.
Front panel
The front panel contains two 10/100 Ethernet four port switches (A and B), two 10/100
Ethernet ports (C and D) and analog/ISDN modem (Serial) as well as operating status
LEDs and the configuration reset button (Erase).
On the front panel Ethernet ports, the right hand LED indicates the link condition, where a
cable is connected correctly to another device. The left hand LED indicates network
activity.
Introduction
Activity Description
On Power is supplied to the CyberGuard SG
appliance
Flashing The CyberGuard SG appliance is operating
correctly
On If this LED is on and not flashing, an operating
error has occurredError! Reference source not
found.
On The CyberGuard SG appliance has switched to
the backup Internet connection
On The CyberGuard SG appliance has switched to a
backup device
On An Internet connection has been established
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