DNH-Co2020-Challenge1.py

"""DevNet High - Class of 2020 - Challenge 1"""

import random
import ipaddress

# TODO: Write a print statement that displays both the type and value of 'ip'
ip = "10.1.1.200"

print('Value: '+ip+' Type: '+str(type(ip)))



# TODO: Write a conditional to print out if `iosversion` is less than or greater than 14
i = random.randint(12, 17)
if i>14 or i<14:
  print('i is {}'.format(i))



# TODO: Write a conditional that prints the serial number of the device
devices = ({'CAT9300':'XVNM1245ERGC'}, {'ISR4331':'VNMM8742THBX'}, {'NGFW2120':'EAQP4900RTJO'})
device = random.sample(devices, 1) [0]
device = list(device.values())[0]

print('Serial: '+device)


# Function for converting CIDR notation into 32-bit netmask (nothing to do here)
def cidr_to_netmask(ip_str):
    ip = ipaddress.IPv4Network(ip_str)
    return ip.with_netmask

'''
TODO: Call the function above few times to so that the input of IP network with CIDR displays the IP network with 32-bit netmask
Example:
Input would be '10.1.1.0/24' and when printed out the output would be '10.1.1.0/255.255.255.0'
'''
ipaddrs = ["10.10.10.0/24","172.16.0.0/16","10.10.10.0/31"]


for ipaddr in ipaddrs:
  print(cidr_to_netmask(ipaddr))