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4-11
ASA 5505 Getting Started Guide
78-18003-02
Chapter 4 Installing the ASA 5505
Ports and LEDs
* If the LINK/ACT LED does not light up, the link could be down if there is a duplex mismatch.
You can fix the problem by changing the settings either on the ASA 5505 or on the other end. If
auto-negotiation is disabled (it is enabled by default), you might be using the wrong type of cable.
Try replacing the yellow (straight-through) Ethernet cable with the orange (crossover) Ethernet
cable.
6 Active Green Solid The system is forwarding traffic.
If the system is part of a high
availability setup, a solid green
light indicates that the link is
forwarding traffic.
Amber Solid The system is on standby.
If the system is part of a high
availability setup, a solid amber
light indicates that this is the
standby unit.
7 VPN Green Solid The VPN tunnel is established.
Flashing The system is initiating the VPN
tunnel.
Amber Solid The tunnel failed to initiate.
8 SSC — — An SSC card is present in the SSC
slot.
Port / LED Color State Description