Different Types of Router Memory: RAM, ROM, NVRAM and Flash

The router is a fundamental building block of modern business networks, providing traffic with a gateway to both the Internet and other networks.

Router acts as a gateway that enables communication between local area network and other private networks or … Read more

Cisco Hierarchical Layer Model

The Hierarchical model helps a network administrator to break complex network problems into manageable problems. Cisco has divided its hierarchy into three levels or tiers. The three levels in Cisco Hierarchical model are

1. Core layer
2. Distribution layer
3. Read more