Tech Corner / Network Protocols

It's About Time – The Importance of NTP for Networks

It's About Time – The Importance of NTP for Networks

There is no doubt that time is money, and time is of utmost importance when dealing with network devices. An incorrect time running on network devices almost always reflects negatively on the stability and overall network behavior. Many services used daily heavily depend on the correc …

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The Importance of Layer 3 Redundancy: Understanding HSRP – Pt. 2

The Importance of Layer 3 Redundancy: Understanding HSRP – Pt. 2

The Hot Standby Router Protocol (HSRP) is a Cisco proprietary redundancy protocol. It allows several Layer 3 switches or routers to work together in an HSRP group and appear as a single virtual device to endpoints. Because of this approach, endpoints always have a functional default g …

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The Importance of Layer 3 Redundancy: Understanding HSRP – Pt. 1

The Importance of Layer 3 Redundancy: Understanding HSRP – Pt. 1

Providing Layer 3 redundancy is crucial for uninterrupted network services and communications in enterprise networks. This approach provides hardware redundancy in the event of a device failure. It offers various alternative routing paths throughout the network.

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The Ultimate Comparison Guide - FHRP Shootout: HSRP vs. VRRP vs. GLBP

The Ultimate Comparison Guide - FHRP Shootout: HSRP vs. VRRP vs. GLBP

Providing uninterrupted communications and sustaining stable network behavior are the most important goals in each enterprise network. They make the whole environment more productive for the enterprise and less prone to financial losses.

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The Complete Solutions Guide to a Redundant Switched Topology – Pt. 2

The Complete Solutions Guide to a Redundant Switched Topology – Pt. 2

We've all experienced the frustrations of a popular application, such as Slack, Microsoft Teams, or other SaaS products going down due to network issues. Many of these applications and services have stringent network requirements, so their networks must support uninterrupted communica …

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The Complete Solutions Guide to a Redundant Switched Topology – Pt. 1

The Complete Solutions Guide to a Redundant Switched Topology – Pt. 1

Network redundancy provides multiple paths for traffic so that network communications remain functional even during a failure. A network failure can occur due to a faulty device/link or a network attack (e.g., DDoS, man-in-the-middle attacks, ARP spoofing, etc.). Relying on just one d …

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The Essentials of ARP Protocol & How To Protect Against Spoofing Attacks

The Essential Guide To Protect Against ARP Spoofing Attacks

No matter how strong your security measures are, there is an attacker working to get through them. Treating this as inevitable is key to keeping your data safe and secure. In our two-part packet delivery process blogs here and here we learned a switch is involved in ARP routing. This …

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Learn the Packet Delivery Process (Default Gateway and ARP) - Pt. 1

Learn the Packet Delivery Process (Default Gateway and ARP) - Pt. 1

For everyday network communications and using various business and entertainment applications, a vast amount of data packets is exchanged between networking devices. However, the host-to-host delivery either in the same network or between different networks is not a simple process and …

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