Switching

Read more about the article Catalyst 9200 Password Recovery: Step-by-Step Without Losing the Configuration
Switching

Catalyst 9200 Password Recovery: Step-by-Step Without Losing the Configuration

Full password recovery procedure for a Cisco Catalyst 9200 running IOS-XE, using the ROMMON SWITCH_IGNORE_STARTUP_CFG variable — with console captures, the correct command order, how to clear the ignore flag, and the pitfalls that leave a switch booting with no configuration.

Comments Off on Catalyst 9200 Password Recovery: Step-by-Step Without Losing the Configuration
August 10, 2026
Routing / Switching

VXLAN: Virtual Extensible LAN

VXLAN (Virtual Extensible LAN) is a network virtualization technology that addresses scalability and segmentation limitations of traditional VLANs in modern data centers and cloud environments. VXLAN encapsulates Layer 2 Ethernet…

Comments Off on VXLAN: Virtual Extensible LAN
November 22, 2024
Network / Switching

SD-ACCESS

SD-Access (Software-Defined Access) is a solution by Cisco that simplifies network management through automation and centralized control. It is part of Cisco's broader software-defined networking (SDN) approach, designed to make…

Comments Off on SD-ACCESS
October 30, 2024