Debug Crypto

 config# debug crypto condition peer ipv4 1.2.3.4
 config# debug crypto isakmp

How to export config file

export file=myconfig

:-) wala lng magawa

Python3 Cisco Keygen

#! /usr/bin/python3

print("*********************************************************************")

print("Cisco IOU License Generator - Kal 2011, python port of 2006 C version")

import os

import socket

import hashlib

import struct

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

hostid=os.popen("hostid").read().strip()

hostname = socket.gethostname()

ioukey=int(hostid,16)

for x in hostname:

 ioukey = ioukey + ord(x)

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

# create the license using md5sum

iouPad1 = b'\x4B\x58\x21\x81\x56\x7B\x0D\xF3\x21\x43\x9B\x7E\xAC\x1D\xE6\x8A'

iouPad2 = b'\x80' + 39*b'\0'

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

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

print("\nAdd the following text to ~/.iourc:")

print("[license]\n" + hostname + " = " + iouLicense + ";\n")

with open("iourc.txt", "wt") as out_file:

   out_file.write("[license]\n" + hostname + " = " + iouLicense + ";\n")

print("^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\nAlready copy to the file iourc.txt\n ")

print("You can disable the phone home feature with something like:")

print(" echo '127.0.0.127 xml.cisco.com' >> /etc/hosts\n")

  

EVE-NG on Google Cloud

 

Select n2-standard-4 Intel Cascade Lake

 

<b>Create a nested Ubuntu 20.04 image, and use this as the image for the VM:</b>

gcloud compute images create nested-ubuntu-focal --source-image-family=ubuntu-2004-lts --source-image-project=ubuntu-os-cloud --licenses https://www.googleapis.com/compute/v1/projects/vm-options/global/licenses/enable-vmx

<b>Log-in on the newly instantiated VM, and type the below command to become root:</b>

sudo -i

<b>Start EVE-COMM installation:</b>

wget -O - https://www.eve-ng.net/focal/install-eve.sh | bash -i

<b>Update and upgrade your new EVE-COMM:</b>

apt update apt upgrade

<b>Reboot:</b>

reboot

<b>After reboot:</b>

Ctrl-c

sudo -i

type root password

select dhcp

select direct connection

type ca.pool.ntp.org for ntp

and system will reboot

 

 

 

 

Credits to: https://jmcristobal.com/author/jmcristobal/