What is a Cisco ISR? What Is ISR? ISR stands for Integrated Service Router. The term "integrated services" describes a type of network architecture used to guarantee network Quality of Service (QoS). ISR series routers have edge networking capabilities and provide reliable, secure branch office connectivity.

What is Cisco licensing? Cisco Smart Licensing is a flexible licensing model that provides you with an easier, faster, and more consistent way to purchase and manage software across the Cisco portfolio and across your organization. Do Cisco switches require a license? No license or subscription is required for Cisco Business switches. All features and functionalities are available with the hardware purchase.

What is the Cisco SD-WAN? Cisco SD-WAN is a Wide Area Network (WAN) overlay architecture that applies the principles of Software-Defined Networking (SDN) into the traditional WAN. It is designed to meet the needs of modern enterprise applications and the rapidly growing security requirements.