Breaking News: Grepper is joining You.com. Read the official announcement!

python_ssh_with_netmiko_getting_arp_list

Yakub answered on September 13, 2022 Popularity 1/10 Helpfulness 1/10

answer python_ssh_with_netmiko_getting_arp_list

python_ssh_with_netmiko_getting_arp_list

Comment

from napalm import get_network_driver
import json
import csv
import getpass

passwd = getpass.getpass('Please enter the password: ') # Reads the output from the user and save it as a string

driver = get_network_driver('ios')

cisco_01 = {
    "hostname": 'cisco-router-01.packet.lan', 
    "username": "cisco",
    "password": passwd,
    "optional_args": {"secret": passwd}
    }

switches = ['switch-01.packet.lan', 'switch-02.packet.lan']
switch_list = list()

for switch_ip in switches:
    switch_dict = {
        "hostname": switch_ip,
        "username": "cisco",
        "password": passwd,
        "optional_args": {"secret": passwd}
    }
    switch_list.append(switch_dict)


device_router = driver(**cisco_01)
device_router.open()
print(f'Connecting to {cisco_01["hostname"]}')
napalm_output_router = device_router.get_arp_table()
print(json.dumps(napalm_output_router, indent=4))
device_router.close()

for each_switch in switch_list:
    device_switch = driver(**each_switch)
    device_switch.open()
    print(f'Connecting to {each_switch["hostname"]}')
    napalm_output_switch = device_switch.get_mac_address_table()
    print(json.dumps(napalm_output_switch, indent=4)) 

    for i in range(len(napalm_output_router)):
        arp_mac = napalm_output_router[i]["mac"]

        for n in range(len(napalm_output_switch)):
            if arp_mac in napalm_output_switch[n]["mac"] and napalm_output_switch[n]["vlan"] == 20 and napalm_output_switch[n]["interface"] != 'Gi0/1':
                print(f'{arp_mac} is connected to {each_switch["hostname"]} on {napalm_output_switch[n]["interface"]} and the IP is {napalm_output_router[i]["ip"]} ')

                with open('mac_data.csv', 'a', newline='') as csvfile:
                    writer = csv.writer(csvfile)
                    csvdata = (napalm_output_router[i]["ip"], arp_mac, each_switch["hostname"], napalm_output_switch[n]["interface"])
                    writer.writerow(csvdata)
    
    device_switch.close()

Popularity 1/10 Helpfulness 1/10 Language python

Source: www.packetswitch.co.uk

Tags: python

Link to this answer
Share Copy Link

Contributed on Sep 13 2022

Yakub

0 Answers Avg Quality 2/10

python_ssh_with_netmiko_getting_arp_list

Contents

More Related Answers

python_ssh_with_netmiko_getting_arp_list

Grepper

Documentation

Social

Legal

Contact

Oops, You will need to install Grepper and log-in to perform this action.