Cisco 4000 Series – Router Switch Blog

Migrate to ISR 4000 Series Now

Posted on April 16, 2018 by RouterSwitch Tech | 0 Comments

The popular Cisco ISR G2 routers have been announced end of life and end of sale. Customers are encouraged to migrate to the digital-ready platform ISR 4000. Learn More: EoL and EoS Announcement for the Cisco 2900 Series EoL and…

Performance Comparison of Cisco 4000 with Cisco ISR G2 Routers

Posted on February 28, 2018 by RouterSwitch Tech | 0 Comments

Cisco 4000 ISR and Cisco ISR G2 Routers, an important difference in performance reporting between the two families to be aware of is that although the Cisco Integrated Services Routers Generation 2 (ISR G2) routers report performance at absolute maximum…

The “Always On” Cisco ISR 4000 Will Replace the Popular Cisco 1900, 2900, and 3900 Series

Posted on December 13, 2016 by RouterSwitch Tech | 0 Comments

The Cisco is deciding to stop the ISR G2. Cisco Integrated Services Routers Generation 2 will be end-of-sale and end-of-life in Dec 2017. Yes, the Cisco ISR G2 will be replaced by the more powerful Cisco ISR 4000 Series. Why…

The New ISR 4221, the New Cisco DNA-Ready Platform

Posted on November 10, 2016 by RouterSwitch Tech | 0 Comments

Cisco has updated its Cisco 4000 Series Router Family. The new member-Cisco 4221 ISRs has been added to this popular family. What benefits does this new 4221 ISRs bring to us? Customers nickname the Cisco ISR 4000 Series as the…

Say Something about Cisco 4400 and 4300 Series

Posted on July 19, 2016 by RouterSwitch Tech | 0 Comments

There are several topics about the Cisco ISR 4000 series, such as Benefits You Get from Migrating to Cisco 4000 Series ISR…,Cisco ISR 4451-X, Prepared for Future Branch Network Needs, Cisco 4000 Series ISR, Top Choice for Today’s Branch Offices,…

Ordering Guide-Optional Items, IOS Software Images and Licenses for the Cisco 4000 Series ISR

Posted on January 29, 2015 by RouterSwitch Tech | 0 Comments

In the last article, we talked about the ordering guide of Cisco 4000 Series ISR. We introduced the Cisco 4000 Series IRS Family Platforms and Part Numbers, Power Supply Options, the memory type and part numbers, and Cisco 4000 Flash…