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Ehsan Ghasisin works on computer and network security and the latest technology to design, implement, and maintain to help companies reduce risk and increase business activity. He has 15 years of experience and a computer and network engineering degree.
Ehsan Ghasisin 04/17/2025 11:59am 5 minute read
Comparison | Software/License/Protocol
For modern network traffic engineering, Segment Routing (SR) generally offers superior scalability and operational simplicity compared to traditional MPLS. However, MPLS remains a reliable and valuable...
Ehsan Ghasisin 04/15/2025 10:46am 11 minute read
Comparison | How To
For users of SMB and enterprise networks, DNS and DHCP are critical systems that enable seamless daily operations. These complementary protocols work behind the scenes to maintain network functionality,...
Ehsan Ghasisin 03/20/2025 10:46am 16 minute read
How To | Firewall
Executive SummaryEnterprise firewalls serve as the cornerstone of network security, protecting organizations from increasingly sophisticated cyber threats.This comprehensive guide evaluates the best enterprise...
Ehsan Ghasisin 03/18/2025 10:51am 6 minute read
How To
Organizations embracing digital transformation aim to reduce operational expenses (OPEX), increase efficiency, and gain a competitive edge. However, rapid innovation expands the threat landscape, increasing...
Ehsan Ghasisin 03/11/2025 10:42am 8 minute read
How To | Cisco | Firewall
Cisco Adaptive Security Appliance (ASA) firewalls protect your network through powerful Access Control Lists (ACLs). These security rules filter network traffic by permitting or denying packets based on...
Ehsan Ghasisin 02/13/2025 10:41am 8 minute read
How To | Cisco | Firewall
Configuring a Cisco ASA firewall is an essential step in securing your network against threats. This guide walks you through the fundamental setup procedures, including IP address assignment, interface security...
Ehsan Ghasisin 01/30/2025 10:01am 9 minute read
Buying Guide | Expert Picks | Cisco | Fortinet | Firewall
Small and medium-sized businesses (SMBs) are the backbone of the global economy, but they are increasingly becoming prime targets for cybercriminals. A firewall is your first line of defense against...
Ehsan Ghasisin 01/23/2025 1:52pm 15 minute read
How To | Firewall
Palo Alto Networks firewalls are industry-leading next-generation firewalls (NGFWs) designed to provide network security, threat prevention, and application-aware filtering in enterprise and small...
Ehsan Ghasisin 01/16/2025 11:00am 8 minute read
How To | Firewall
Welcome to your Palo Alto firewall initial configuration (PAN-OS) guide. If you’re looking to configure a Palo Alto firewall for the first time, you’ve come to the right place.In the previous...
Ehsan Ghasisin 01/02/2025 10:10am 11 minute read
How To | Software/License/Protocol | Firewall
With cyber threats evolving unprecedentedly, traditional firewalls can no longer secure modern enterprise networks. Next-generation firewalls (NGFWs) have become the backbone of advanced network...