C H A P T E R 8

NMT Map

The NMT Network Display Tool, also known as the Network Design Topology Map or NMT Map, provides a useful way to visualize your network model. The map tool provides the following features:

A graphical display of your topology

Aid in visualizing of traffic levels.

Helps you see the effects of node or link failures in your network.

Aid in visualizing a PNNI Peer Group hierarchy of logical nodes and logical links.

Assists in the design of multiple peer group PNNI networks by enabling you to form logical groups of nodes and to easily change the groupings.

Note The Map tool is only available in NMT running on UNIX (Solaris) operating systems. NMT for Windows does not contain the Map tool.

NMT Map Startup

After running the Route or Optimize commands from the NMT Execute menu, start the map by selecting MAP from the NMT Display Menu. It may take several seconds for the MAP window to display.

Once the NMT Map is on screen, you can drag it to a suitable location and size it appropriately.

A PNNI network introduces the concept of a peer group, which is a collection of physical nodes. A group is represented by a logical node, which the NMT displays as a colored circle. PNNI networks allow a hierarchy of groups, with higher level groups being collections of logical nodes. The NMT Map supports the grouping of physical nodes into a logical node for any network.

For a network which has groups defined, the map only shows the highest level logical nodes when it is first opened (Figure 10-1). If all nodes have been assigned to peer groups, no actual nodes will be shown. If some nodes have not been assigned to peer groups, those nodes will also be shown. Nodes that have no map coordinates will show up in the upper left corner. You must drag them to their proper place on the map.

Note Most networks that have been obtained using the Configuration Extraction Tool, whether or not they are on PNNI networks, will be part of one logical group consisting of the entire network. When the map is invoked on such a network, it will usually display a single isolated group.

 

 

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OL-10426-01, Rev. A0

 

 

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Cisco Systems OL-10426-01 manual NMT Map Startup

OL-10426-01 specifications

Cisco Systems OL-10426-01, a key component in the realm of networking technology, represents a significant advancement in the field of networking and IT infrastructure. This product focuses on enhancing network performance, security, and management capabilities within organizations, making it a preferred choice for enterprises seeking to streamline their operations.

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