The article will provide a user with how a NetFlow provides a user with network information and also how to access the data produced by NetFlow.
Let’s see what a NetFlow is?
Each packet that is forwarded within a router or switch is examined for a set of IP packet attributes. These attributes are the IP packet [...]

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The article will provide a user with information on Cisco IOS Netflow. Before getting into details, it is good to know that a NetFlow is an embedded instrumentation within Cisco IOS Software to characterize network operation.
Cisco IOS NetFlow helps a user to understand following characteristics of the network:
• Application and network usage
• Network productivity [...]

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The article will provide a user with information on RFC 1577 provisions. Please note that in the RFC 1577 model, ATM becomes a direct replacement for the interconnection of local LAN segments that contain IP end-stations and routers operating in the classical LAN-based paradigm. These LAN segments are called logical IP subnets (LISs), are [...]

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The article will provide a reader with information on Cisco layer 3 protocols over ATM and LAN emulation. A common use ATM switches is in the backbone of a campus or enterprise network, or in the core of a WAN.
Please note that ATM provides reliable transport, efficiency of bandwidth utilization, and QoS. In a [...]

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