How to Upgrade Cisco 4500 SUP7-E&Sup7L-E ROMMON to Support VSS

VSS (Virtual switching system) can enable on Catalyst 4500/4500X series switch (Supervisor Engine 7-E, Supervisor Engine 7L-E, and Catalyst 4500-X). Cisco IOS XE 3.4.0SG and ROMMON IOS Version 15.0(1r) SG7 later released support VSS. This article will discuss about Cisco 4500 SUP7-E ROMMON upgrade. Procedure to upgrade DUAL supervisor engine ROMMON: Step1: You can verify [...]