October 20, 2026 Newsletter

Sometimes powering up is the real risk.͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ ͏‌ 

View this email in your browser

NetworkTigers Logo

Sponsored by NetworkTigers

The real failure comes later

PoE rarely damages hardware on installation day. It does it months later, when someone swaps an injector, repatches a port or replaces a cord, and undoes a decision nobody wrote down.

Network switch with 6 white cables and 1 blue

6 PoE myths that can damage hardware

Mistaken assumptions about compatibility and cabling can leave network equipment exposed. Incompatible injectors, forced power settings and overlooked cabling limits can cause lasting damage.

Weekly news roundup

Last week in cybersecurity. Focused, fast, scannable.

News roundup header image, man holding tablet with

Cybersecurity news weekly roundup October 19, 2026

Attackers compromise Microsoft 365 tenants, exploit BeyondTrust appliances and deliver spyware through ads as researchers build AI-assisted Chrome exploits.

Editor's Pick

Hand plugging cable into network switch

Network switch configuration: 7 checks before going live

A switch can pass traffic and still expose management access or fail after a restart. What looks ready in staging may tell a different story in production.

In case you missed it

Update firmware written on blocks

8 tips for surviving firmware upgrades on production networks

Firmware upgrades can expose hidden dependencies, hardware faults and rollback limits. Plan for the transition states that put production networks at risk.


Technician at server rack

7 easy-to-miss Cisco Catalyst switch misconfigurations that cause real network problems

Valid switch configurations can still cause failures when they no longer match the topology, operational state, or dependencies around them.


Technician sorting out cables

Why on-prem infrastructure is making a quiet return

Rising cloud costs, tighter security needs and new infrastructure demands are pushing some businesses to bring specific workloads back on-prem.

A network that works today has only proved it works today. The real test comes with the next replacement, restart or upgrade. Stage new hardware properly, write down what you changed and keep tested spares within reach.

NetworkTigers helps enterprises reduce infrastructure costs with new and refurbished networking hardware, security appliances, optics, and data center equipment from leading vendors including Cisco Meraki and SonicWall.

Save big on enterprise networking hardware. Talk to us today.

Mike Syiek
President, NetworkTigers Inc.
www.networktigers.com
1029 S. Claremont Street, San Mateo, CA 94402
+1 415.537.6950 x241 Direct
+1 800.430.6950 x241 Freefone
+1 415.378.2851 Cell | Signal | WhatsApp
Email: mike@networktigers.com


Terms and Conditions

[[Unsubscribe]]

Copyright © NetworkTigers, Inc.