Getting Started
Product Overview
Cisco ISA500 Series Integrated Security Appliances Administration Guide 22
1
Front Panel Lights
The following table describes the lights on the front panel of the security
appliance. These lights are used for monitoring system activity.
Light Description
POWER/SYS Indicates the power and system status.
• Solid green when the system is powered on and is
operating normally.
• Flashes green when the system is booting.
• Solid amber when the system has a booting problem,
a device error occurs, or the system has a problem.
VPN Indicates the site-to-site VPN connection status.
• Solid green when there are active site-to-site VPN
connections.
• Flashes green when attempting to establish a
site-to-site VPN tunnel.
• Flashes amber when the system is experiencing
problems setting up a site-to-site VPN connection
and there is no VPN connection.
USB Indicates the USB device status.
• Solid green when a USB device is detected and is
operating normally.
• Flashes green when the USB device is transmitting
and receiving data.
WLAN
(ISA550W and
ISA570W only)
Indicates the WLAN status.
• Solid green when the WLAN is up.
• Flashes green when the WLAN is transmitting and
receiving data.