Home / Platforms


How to select your core routers?

This question comes to my mind every time we are faced by choosing a new device for our network or whenever I read about hardware architecture of networking devices. However, when the time comes for  choosing routers for a large network migration I thought it will be wise to have …

Read More »

CRS-1 Hardware Overview

After introducing the Cisco  CRS-1 router in a previous post, We are going to delve more into the hardware architecture of this router. I believe we have to start by defining the main hardware components of the CRS-1 router and briefly describe their functions. In later posts we are going …

Read More »

Routers’ Operating systems

The router operating system is a piece of software responsible for managing the router resources by controlling and allocating memory, prioritizing system requests and processes, controlling I/O devices and managing file systems. The most two famous router operating systems are Cisco IOS and Juniper JUNOS. Cisco IOS is a monolithic …

Read More »

Routers’ Memory types

The memory come in many forms for several storage purposes such as to store the operating system , the configuration, the bootstrap, packets, and so forth. Below is a detailed description of all memory types used in routers and the purpose of each. BootROM BootROM is used for permanently the …

Read More »