Restore The Default Configuration - Cisco PIX-515E Quick Start Manual

Enter these commands and follow these steps to use the activation key:
Command
show version
Step 1
configure terminal Starts configuration mode.
Step 2
activation-key
Step 3
exit
Step 4
write memory
Step 5
reload
Step 6

Restore the Default Configuration

To restore your default configuration back to the factory-default values, enter the following CLI
commands by completing the following steps:
Command
configure terminal
Step 1
clear configuration all
Step 2
interface ethernet1 auto
Step 3
ip address inside 192.168.1.1
Step 4
255.255.255.0
Step 5 dhcpd address
192.168.1.2-192.168.1.254
inside
30
Description
Shows the PIX Firewall software version, hardware configuration,
license key, and related uptime data.
Updates the PIX Firewall activation key by replacing the
activation-key-four-tuple with the activation key obtained with your
new license. Activation-key-four-tuple is a four-element hexadecimal
string with one space between each element. An example is 0xe02888da
0x4ba7bed6 0xf1c123ae 0xffd8624e. The leading 0x specfier is
optional; all values are assumed to be hexadecimal.
Exits configuration mode.
Saves the configuration.
Reboots and reloads the configuration.
Description
Starts configuration mode.
Erases the running configuration.
Negotiates the Ethernet speed and duplex settings
automatically. You can use the auto keyword only with
the Intel 10/100 automatic speed-sensing network
interface card.
Configures a fixed IP address for the inside
(192.168.1.0) interface.
Specifies the DHCP server IP address pool for internal
hosts.