old_contents: from getpass import getpass
  from netmiko import ConnectHandler
  
  def main():
  
      password = getpass()
  
      pynet_rtr1 = {'device_type': 'cisco_ios', 'ip': '50.76.53.27', 'username': 'pyclass', 'password': password, 'port': 22}
      pynet_rtr2 = {'device_type': 'cisco_ios', 'ip': '50.76.53.27', 'username': 'pyclass', 'password': password, 'port': 8022}
      pynet_jnpr_srx1 = {'device_type': 'juniper', 'ip': '50.76.53.27', 'username': 'pyclass', 'password': password, 'port': 9822}
  
      for ssh in pynet_rtr1, pynet_rtr2, pynet_jnpr_srx1:
          ssh_connection = ConnectHandler(**ssh)
          output = ssh_connection.send_command('show arp')
          print output
  
  if __name__ == "__main__":
      main()
new_contents: # Use Netmiko to execute 'show arp' on pynet-rtr1, pynet-rtr2, and juniper-srx.
  from getpass import getpass
  from netmiko import ConnectHandler
  
  def main():
  
      password = getpass()
  
      pynet_rtr1 = {'device_type': 'cisco_ios', 'ip': '50.76.53.27', 'username': 'pyclass', 'password': password, 'port': 22}
      pynet_rtr2 = {'device_type': 'cisco_ios', 'ip': '50.76.53.27', 'username': 'pyclass', 'password': password, 'port': 8022}
      pynet_jnpr_srx1 = {'device_type': 'juniper', 'ip': '50.76.53.27', 'username': 'pyclass', 'password': password, 'port': 9822}
  
      for ssh in pynet_rtr1, pynet_rtr2, pynet_jnpr_srx1:
          ssh_connection = ConnectHandler(**ssh)
          output = ssh_connection.send_command('show arp')
          print output
  
  if __name__ == "__main__":
      main()
subject: Use Netmiko to execute 'show arp' on pynet-rtr1, pynet-rtr2, and juniper-srx.