Cisco PIX 501 - Security Appliance Quick Start Manual page 12

Follow these steps to use an activation key:
Ensure that the image in Flash memory and the Running Image are the same.
Step 1
From the CLI, enter the activation-key activation-key-four-tuple command, replacing
Step 2
activation-key-four-tuple with the activation key obtained from Cisco.
Note Make sure that you are in config mode to enter a new activation key.
Reboot the PIX Firewall by powering it off and then on again.
Step 3
After the key update is complete, the system is reloads again to update the running image.
For activation key examples or upgrade troubleshooting, refer to the Cisco PIX Firewall and VPN
Configuration Guide, available at the following website:
http://www.cisco.com/univercd/cc/td/doc/product/iaabu/pix/pix_62/index.htm
Active Host Limitation
The PIX 501 supports up to 10 active hosts on the inside network, or 50 active hosts on the inside
network if the optional 50-User License has been purchased. A host is considered active when any of
the following statements are true:
• The host has passed traffic through the PIX Firewall during the time configured for the xlate
timeout interval
• The host has an established NAT/PAT translation through the PIX Firewall
• The host has an established TCP connection or UDP session through the PIX Firewall
• The host has an established user authentication through the PIX Firewall
Refer to the System Properties>Timeout online help within PDM for the default inactivity timeout
values associated with each of the preceding bulleted items.
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