Sep 02, 2025
In this article, which features expert tips from computer and tech specialist Luigi Oppido, we''ll walk you through the simple steps of turning a router into a switch and adding it to your home
Dec 19, 2025
What "core switch" are you replacing? To what end? Is this a home install, or a business? Business - I have explained I''m not an expert but they
May 27, 2026
This lab simulates a real-world enterprise network upgrade involving the replacement and configuration of core switches, port migration, ACL deployment, and rollback planning.
Sep 26, 2025
We use stackable switches, and we leave a 1U gap between each switch, which also helps keep the switches running cooler. If one dies, we put the new switch above/below the old switch, boot it up,
Jun 18, 2026
The core switch performs as a router and bridges the devices. Usually, people are confused about buying a core switch and a router. Why need
Jan 13, 2026
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Sep 11, 2025
If you have a layer-2 trunk between the old core and the new core, you can migrate all your layer-2 switches to the new core and than have a maintenance window to move all layer-3 links
Nov 19, 2025
My current core switches (2 x Aruba 3810M) are 6 years old and limited in their connection options. Adding in SFP+ modules will not give me enough connections for the servers,
Apr 25, 2026
Replacing core switch question? We are replacing our existing catalyst 4510R switch with 6 meraki ms250-48p switches. Currently we have a blade for each floor of our building and then 2 blades for
Feb 21, 2026
Hi I am wondering how most people go about this. If I was replacing a core switch, how would you guys recommend I migrate the config over. SSo would you 1) connect the new core to the
Sep 11, 2025
A core switch can also be a routerthat is a layer 3 swith that has a router engiene in it. in essence it is a router/switch in one box. Usually, a core switch is backbone of the network.
Dec 19, 2025
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Aug 02, 2025
The Definitive Guide to Network Hardware Architecture: Hubs, Switches, and Routers (2026 Edition) An in-depth technical analysis of OSI Layer dynamics, data forwarding mechanisms,
Nov 10, 2025
I will have to replace our old core Cisco switch C4506-E with two new core switches C9500 that will be located in two different server rooms. Currently there is one server room and our
Dec 14, 2025
Hi I am migrating our core switches next weekend and was looking for some advice on the actual move itself. I am moving our current Cisco core stack to a new core stack. I am keeping the
Mar 09, 2026
We have a new WS-C4507R+E to replace our WS-C4507R-E Core switch which is end of life. Both switches are on line and trunked together and support internal traffic. Both switches are
May 08, 2026
Hi All, I will be replacing a Cisco 3750x with a Nexus 3127 and would like some advice about how to go about the actual migration with the least
Dec 14, 2025
Our switches are all connected to two cores via a port-channel, so what I''ve done in the past is to put switches in between the current switches (in a stack if need be) and then pull one leg out of the old
Nov 29, 2025
Postal Redux wirst du im Shop finden, oder? Ich nicht! Da du mich jetzt superlieb und sympatisch findest (lol) denkst du dir hey, ich schenk dem guten guten Dexter das! In forum " Identity General
Feb 17, 2026
1) Bring up the new core switch stack or chassis next to or above the current one. 2) Bring the bulk of basic configurations over and map interfaces
Jun 16, 2026
A 5406/5412 is not appropriate for internet edge routing. You can move routing to a firewall instead of a router, or get a bigger beefier switch, but 5406/5412 do not have enough L3 resources or security
Aug 07, 2025
This detailed guide will walk you through the process of installing and upgrading a network switch, including the necessary tools, common mistakes to avoid, and how to future-proof your setup.
May 27, 2026
Upgrading to 10 Gigabit Ethernet (10GbE) switches is a critical step to overcome bottlenecks and future-proof SMB networks. This guide is designed for network engineers, IT
Jun 07, 2026
As this is a replacement upgrade, both switches which are core switches will have the same IP addresses configured on them. So far I have two
Jul 01, 2026
My plan is to leave the existing switches as distribution layer switches and have them all connect to one layer 3 core switch, each with 10GB fiber, and then have
May 31, 2026
My company is finally getting ready to replace our core network equipment so I''m now in the brainstorm phase (also note that I''ve been here for
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