ISE Configuring Palo Alto Administrator Authentication with Cisco ISE (Radius) Overview You can use Radius to authenticate users into the Palo Alto Firewall. You can also use Radius to manage Suresh Vina Apr 5, 2023 8 min read
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
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
Cisco Cisco ASA Syslog with Splunk In this blog post, I will show you how to send and visualize Cisco ASA syslog in Splunk. Splunk is Suresh Vina May 10, 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 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 vpn-filter What are VPN filters? VPN Filters consist of rules that determine whether to allow or reject tunnelled data packets that Suresh Vina Jun 19, 2020 4 min read
Cisco Cisco ASA Dynamic Access Policy Dynamic access policies (DAP), a new feature introduced in software release 8.0 code of the ASA, enable you to Suresh Vina May 12, 2020 4 min read
Cisco Cisco ASA useful commands There are thousands of commands available on the Cisco ASA. I found some of the commands very useful when troubleshooting. Suresh Vina May 7, 2020 4 min read