Python Transferring Files with Netmiko SCP (file_transfer) Function When it comes to copying files to and from network devices, the Netmiko SCP file_transfer function offers a straightforward Suresh Vina May 2, 2023 4 min read
Ansible Cisco OSPF Configuration with Ansible As a Network Engineer who's spent a considerable amount of time configuring OSPF directly on Cisco Routers using the CLI, Suresh Vina May 2, 2023 10 min read
Cisco Cisco Enable SSH and Initial Configurations This blog post is designed specifically for those who are taking their first steps in configuring a Cisco device and Suresh Vina Apr 11, 2023 3 min read
Network My EVE-NG Lab Setup Are you exhausted from searching for the perfect hardware setup for your EVE-NG lab? Well, let me tell you a Suresh Vina Mar 29, 2023 5 min read
Network What is a Native VLAN and how does it work? Before we dive into Native VLAN, let's have a quick look at Access ports and Trunk ports. If you are Suresh Vina Mar 27, 2023 3 min read
Python Concurrency in Network Automation - How to Use Concurrent Futures with Netmiko Recently I published a blog post on how to standardize the VLAN names across 100+ switches. One of the comments Suresh Vina Mar 23, 2023 5 min read
Cisco [Fix] Cisco C9300 HTTPS SSL_ERROR_INTERNAL_ERROR_ALERT I often come across an issue where I try to access a Web GUI of a switch or wireless controller Suresh Vina Mar 20, 2023 2 min read
Cisco Cisco Switch/Router SNMPv3 Configuration In this blog post, we will explore the configuration of SNMPv3 on Cisco devices and how it can help you Suresh Vina Mar 19, 2023 3 min read
Python Using Python (Netmiko) to Standardize VLANs across 100+ Switches Have you ever found yourself in a situation where you needed to standardize the configuration of VLAN names across multiple Suresh Vina Mar 16, 2023 8 min read
Ansible Ansible and Cisco Example (Updated -Cisco.Ios Module) Overview In this blog post, we will go through how to create a simple Ansible Playbook to configure a couple Suresh Vina Dec 21, 2022 10 min read
Cisco Cisco HSRP Configuration Example Why do we need First Hop Redundancy Protocols? Almost all the connected end devices such as laptops, printers, televisions etc Suresh Vina Dec 14, 2022 6 min read
Cisco Cisco 9500 StackWise Virtual Configuration Overview Cisco StackWise Virtual allows two physical switches to operate as a single logical virtual switch. When using StackWise Virtual, Suresh Vina Nov 13, 2022 6 min read
Firewall Site-to-Site VPN between Palo Alto and Cisco ASA What if I tell you that configuring a site-to-site VPN between Palo Alto and ASA is easier than you may Suresh Vina Nov 12, 2022 7 min read
Cisco Cisco ASA Route-Based (VTI) VPN Example If I remember correctly, Cisco introduced Virtual Tunnel Based (VTI) VPN back in 2017 with a 9.7.1 code Suresh Vina Nov 12, 2022 6 min read
Cisco Cisco ASA Active/Passive Failover Configuration Example Overview High Availability is one of the most crucial requirements for a smooth network operation. In terms of routers or Suresh Vina Oct 24, 2022 10 min read
Cisco Cisco Catalyst 9300 Password Recovery So, you forgot the password, I know that sinking feeling in your stomach when you realize you can't access your Suresh Vina Oct 12, 2022 4 min read
ISE Everything you need to know about NAC, 802.1X and MAB In a simpler form, Network Access Control ensures that only users and devices that are authenticated and authorized can enter Suresh Vina Aug 29, 2022 7 min read
Cisco Cisco ASA AnyConnect VPN Example In this blog post, we will learn how to configure Remote Access VPN with Cisco AnyConnect. The configuration steps are Suresh Vina Apr 14, 2022 14 min read