1.     activation-key
How to obtain an unrestricted license
1.       Open google.com
2.      Enter “This Platform has an unrestricted (UR) license” (with quotes)
3.      Search the results until you find a valid ’show version’ with a serial number and activation key
4.      Copy the serial number
5.       Open a new tab and go to google.com again
6.      Paste the serial number followed by “in hex”  ex: [405400750 in hex ]
7.      The resulting hex  number will be used as the serial number
pixfirewall# sh ver
Cisco PIX Security Appliance Software Version 7.2(2)
Compiled on Wed 22-Nov-06 14:16 by builders
System p_w_picpath file is "Unknown, monitor mode tftp booted p_w_picpath"
Config file at boot was "startup-config"
pixfirewall up 7 mins 16 secs
Hardware:   PIX-525, 128 MB RAM, CPU Pentium II 1 MHz
Flash E28F128J3 @ 0xfff00000, 16MB
BIOS Flash AM29F400B @ 0xfffd8000, 32KB
 0: Ext: Ethernet0           : address is 00aa.0000.0101, irq 9
 1: Ext: Ethernet1           : address is 00aa.0000.0102, irq 11
 2: Ext: Ethernet2           : address is 00aa.0000.0103, irq 11(?)
The Running Activation Key is not valid, using default settings:
Licensed features for this platform:
Maximum Physical Interfaces : 6        
Maximum VLANs               : 25       
Inside Hosts                : Unlimited
Failover                    : Disabled
×××-DES                     : Disabled 
×××-3DES-AES                : Disabled 
Cut-through Proxy           : Enabled  
Guards                      : Enabled  
URL Filtering               : Enabled  
Security Contexts           : 0        
GTP/GPRS                    : Disabled 
××× Peers                   : Unlimited
This platform has a Restricted (R) license.
Serial Number: 135276168
Running Activation Key: 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000
Configuration last modified by enable_15 at 03:01:44.266 UTC Thu May 14 2009
pixfirewall#
 
pixfirewall> sh ver
 
Cisco PIX Security Appliance Software Version 7.2(2)
Compiled on Wed 22-Nov-06 14:16 by builders
System p_w_picpath file is "Unknown, monitor mode tftp booted p_w_picpath"
Config file at boot was "startup-config"
pixfirewall up 8 secs
Hardware:   PIX-525, 128 MB RAM, CPU Pentium II 1 MHz
Flash E28F128J3 @ 0xfff00000, 16MB
BIOS Flash AM29F400B @ 0xfffd8000, 32KB
 
 0: Ext: Ethernet0           : address is 0000.ab3c.3600, irq 9
 1: Ext: Ethernet1           : address is 0000.abcd.ef01, irq 11
 2: Ext: Ethernet2           : address is 0000.abcd.ef02, irq 11
 3: Ext: Ethernet3           : address is 0000.abcd.ef03, irq 11
 4: Ext: Ethernet4           : address is 0000.abcd.ef04, irq 11
Licensed features for this platform:
Maximum Physical Interfaces : 10       
Maximum VLANs           : 100      
Inside Hosts                : Unlimited
Failover                   : Active/Active
×××-DES                 : Enabled  
×××-3DES-AES            : Enabled  
Cut-through Proxy           : Enabled  
Guards                    : Enabled  
URL Filtering               : Enabled  
Security Contexts           : 2        
GTP/GPRS                 : Disabled 
××× Peers                 Unlimited
 
This platform has an Unrestricted (UR) license.
Serial Number: 808150103(0x302b6457)
Running Activation Key: 0x8f5bdba6 0x0963cc7f 0xfeffd300 0x9b00f19d
 
2.     Pemu-pix communicate with PC 
Step1:create a MS loopback adapter (control panel –add new device);
Step2:in GNS,add ms loopback adapter to cloud device;
Step3:connect clout device to Ethernet switch ,and to pix fw;
TOP:
 
3.      connect pix with dynamips
4.       CONNECT PIX WITH VMWARE;
5.       CONNECT PIX WITH PC VIA TAP(openvpn simulate nic)/UDP/PCAP(winpcap simulate nic);