Firewall What is Zero Trust Security? Ah, Zero Trust. The magical cybersecurity 'thing' that everyone talks about but seems as hard to decipher as Suresh Vina Apr 4, 2023 4 min read
Palo Alto Palo Alto User-ID for Beginners Overview One of the best features of the Palo Alto firewall is hands-down User-ID. In simple terms, User-ID maps an Suresh Vina Mar 19, 2023 3 min read
Juniper Juniper SRX NAT configuration Example In this blog post, we will go through the Juniper SRX NAT configuration examples. We will mainly be focusing on Suresh Vina Jan 13, 2023 10 min read
Python Python Pandas for Network Engineers Overview As a network engineer, I often find myself working with CSV files on a daily basis. For example, if Suresh Vina Jan 6, 2023 7 min read
Python Palo Alto Create Bulk Address Objects using REST API + Python If you are working with firewalls on a daily basis, at some point you are going to come across having Suresh Vina Dec 3, 2022 4 min read
Python Palo Alto REST API - POST Request Example In the previous two posts, we covered PanOS REST API fundamentals and GET requests. In this post, we will look Suresh Vina Dec 3, 2022 4 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
Palo Alto Palo Alto Site-to-Site VPN Configuration Example What if I tell you that configuring site-to-site VPN on Palo Alto firewalls is easier than you may think? Just Suresh Vina Oct 5, 2022 7 min read
Palo Alto Panorama Device Groups and Templates (with examples) Overview People who follow my blog may probably know that I'm a big fan of Cisco ASA firewalls Suresh Vina Sep 20, 2022 8 min read
Palo Alto Palo Alto DNS Proxy (with Examples) Overview You can configure the Palo Alto Firewall to act as a DNS server. All the clients' DNS will Suresh Vina Aug 23, 2022 4 min read
Palo Alto Getting started with Palo Alto REST API Part 1 - Getting started with Palo Alto REST APIPart 2 - Palo Alto REST API with PythonPart 3 - Suresh Vina Aug 15, 2022 6 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
Cisco Cisco ASA NAT Example In this blog post, we will go through the Cisco ASA NAT configuration examples. We will mainly be focusing on Suresh Vina Mar 24, 2022 7 min read
Cisco Cisco ASA Packet Capture Having the ability to take packet captures directly on the Firewall is a lifesaver during any Network Troubleshooting. In this Suresh Vina Mar 19, 2022 5 min read
Cisco Cisco ASA Syslog Simplified This blog post focuses on how to configure Logging/Syslog on the Cisco ASA firewalls. Having relevant logs sent out Suresh Vina Jan 20, 2022 8 min read
Cisco Cisco ASA Site-to-Site VPN If you are reading this blog, it is more likely you want some assistance with configuring a VPN on the Suresh Vina Jan 7, 2022 10 min read