Aug 18, 2015 Cisco IOU Installation Steps on VMware. Cisco IOU There are lots of website documenting information on Cisco IOU. For a start, you may. Cisco IOU License Generator - Kal 2011, python port of 2006 C version. Dec 02, 2017 Generate Cisco IOURC license on GNS3 VM using Python 3. Download Cisco L2/L3 IOU image. (“Cisco IOU License Generator – Kal 2011, python port of 2006 C.

This is a fork of Cisco IOU License Generator to run on Mac OSX. Make the file executable with ' chmod +x CiscoKeyGen.py ' and execute it ' ./CiscoKeyGen.py '.

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CiscoKeyGen.py

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#! /usr/bin/python

print'n*********************************************************************'

print'Cisco IOU License Generator - Kal 2011, python port of 2006 C version'

importos

importsocket

importhashlib

importstruct

# get the host id and host name to calculate the hostkey

#hostid=os.popen('hostid').read().strip() # for linux

hostid=str(os.popen('hostid')).split()[-1][2:-1] # for Mac OSX 10.9.3 Python 2.7.5

#hostid=str(os.popen('hostid','r',-1)).split()[-1][2:-1] # for win7 Python 3.4.1

hostname=socket.gethostname()

ioukey=int(hostid,16)

forxinhostname:

ioukey=ioukey+ord(x)

print'hostid='+hostid+', hostname='+hostname+', ioukey='+hex(ioukey)[2:]

# create the license using md5sum

iouPad1='x4Bx58x21x81x56x7Bx0DxF3x21x43x9Bx7ExACx1DxE6x8A'

iouPad2='x80'+39*'0'

#md5input=iouPad1 + iouPad2 + struct.pack('!L', ioukey) + iouPad1

# below ammendment success for Mac OSX 10.9.3 Python 2.7.5

# from https://community.gns3.com/thread/3921#17178

md5input=iouPad1+iouPad2+struct.pack('!Q', ioukey) +iouPad1

iouLicense=hashlib.md5(md5input).hexdigest()[:16]

# add license info to $HOME/.iourc

print'n*********************************************************************'

print'Create the license file $HOME/.iourc with this command:'

print' echo -e '[license]n'+hostname+' = '+iouLicense+';'+' tee $HOME/.iourc '

print'nThe command adds the following text to $HOME/.iourc:'

print'[license]n'+hostname+' = '+iouLicense+';'

# disable phone home feature

print'n*********************************************************************'

print'Disable the phone home feature with this command:'

print' grep -q -F '127.0.0.1 xml.cisco.com' /etc/hosts echo '127.0.0.1 xml.cisco.com' sudo tee -a /etc/hosts'

print'nThe command adds the following text to /etc/hosts:'

print'127.0.0.1 xml.cisco.com'

print'n*********************************************************************'

Download Cisco Iou Key Generator Software

commented Dec 4, 2017

Iou License Generator

I have this error when i follow the las command. Please help

It enables with all operating system. It is easy and simple to use. It allows the application that is already active. It does not require internet connection.

Cisco IOU License Generator - Kal 2011, python port of 2006 C version
sh: hostid: command not found
Traceback (most recent call last):
File './CiscoKeyGen.py', line 11, in
ioukey=int(hostid,16)
ValueError: invalid literal for int() with base 16: '