In-Service Software Upgrade

October 10, 2022

NETWORKING

Deep Dive into High Availability Features in Cisco Enterprise Devices

On three continents, Cisco software engineers are working on IOS XE features that embed multiple processes for failover in bare metal, virtualized, and wireless infrastructure. Here is an expanded view of some of those features that contribute mightily to HA in the enterprise. 

October 3, 2022

INSIDE CISCO IT

In-Service Software Upgrades eliminate downtime from wireless network upgrades

In collaboration with Vishal Gupta Cisco IT has designed Wi-Fi networks with overlapping Access Point (AP) coverage and stateful, redundant Wireless Controllers for years. However, our AP upgrades have always required system reboots outside of business hours – creating scheduling headaches for IT, and potentially disruptive downtime for end users. Fortunately, thanks to the In-Service Software […]

July 22, 2022

NETWORKING

High Availability – Features in Cisco IOS XE Software Makes It Appear Seamless

A variety of features in Cisco IOS XE Software provide hardware and software redundancy that contribute to five nines (99.999%) uptime, which translates to no more than 5.26 minutes of downtime per year.

May 13, 2022

NETWORKING

Initiative Stresses Periodic Software Upgrades for Better Reliability, Security, Performance, & Enhanced Features

A software conformance initiative at Cisco is driving greater awareness of software upgrade feature opportunities and providing tools to make it easier for customers to continuously upgrade to the latest Cisco-recommended networking software releases.