Tech Corner / Network Protocols
What You Need to Know About the TCP/IP Transport Layer
by PivIT Global on Mar 8, 2023 7:01:00 AM
The goal of networking is to provide communications between different systems needing data exchange.
Here’s How to Benefit From Using CDP and LLDP on Cisco Devices
by PivIT Global on Mar 7, 2023 7:10:00 AM
Documentation about an enterprise network topology provides many benefits to IT engineers. Such documentation allows you to perform hardware and software upgrades and optimal tuning. But most importantly, it allows you to troubleshoot the network when issues arise.
RADIUS vs. TACACS+: Which AAA Protocol Should You Choose?
by PivIT Global on Mar 1, 2023 7:00:00 AM
Authenticating users before providing them with access to network resources is nothing new.
What You Need to Know About Virtual Router Redundancy Protocol
by PivIT Global on Feb 23, 2023 7:12:00 AM
In 2021, an unprecedented outage cost Facebook somewhere in the neighborhood of $79 million, proving that even the world’s biggest companies can face challenging periods of downtime.
The 2023 Guide for Everything Related to the AAA Framework
by PivIT Global on Nov 3, 2022 7:15:00 AM
Not all users have the same or full access to the network. Different types of users are provided with an appropriate level of authority and access to protect the integrity and usability of the data and the network.
It's About Time – The Importance of NTP for Networks
by PivIT Global on Sep 13, 2022 7:04:00 AM
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 …
The Importance of Layer 3 Redundancy: Understanding HSRP – Pt. 2
by PivIT Global on Aug 16, 2022 7:11:00 AM
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 …
The Importance of Layer 3 Redundancy: Understanding HSRP – Pt. 1
by PivIT Global on Aug 11, 2022 7:05:00 AM
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.