Dynamips 7200 route Simulator-the only software that impressed me over the past 20 years

Source: Internet
Author: User

After three nights, we finally got it done.
During this period, Google Baidu was used to search the Internet.
Maybe too much information is collected, but the cloud is confused.
Now let's make a summary, hoping to help the Evangelist:

First, let's talk about the usefulness of dynamips:
Of course it is-simulate a router pull, M memory can simulate three (CPU 1g or more), and the CPU usage is very low after the Stability (the router operation will improve, such as saving the configuration or something, after all, it simulates the real routing environment)
Secondly, the dynamips router can be connected to real machines. What does this mean ?~~

Let's talk about the touch.
My configuration amd 2800 + 1.8g ddr512m
Three video tutorials (transignal bsci)
We can see that the default route is being transmitted in the rip video. There is always a problem on the vro and we need to constantly clear the IP route *
I have no problem with the simulator, whether it is the IP route that requires redistribution or the IP default-network.
You can quickly see the results from the neighboring routers.
The truth is true or false ~~

Version Introduction
In fact, dynamips has three versions.
A foreigner's originality of course needs to be familiar with his original configuration documents and help. The experts may be happy to use it ~~
In the initial version, a large amount of memory and CPU resources are required. With the continuous improvement, the problem of CPU 100% has been solved, but you need to manually change the parameters.
Http://www.ipflow.utc.fr/blog/ link here

There is a swordsman in China (the specific name is vague). He provides Chinese translation and tutorials, and there are two very good videos, you can clearly see how to add various parameters to the CMD startup simulator, Google bar

The other is the improved version http://ciscobbs.njut.edu.cn/bbs/index.php of Rupe.
The advantage of this version is that various parameter configurations have been made into BAT files, and a topology of seven routers is built, which is very suitable for beginners to learn.
In addition, this version is pure green without installation, but after the simulator is started, Each router will generate a file of approximately MB, so it is best to decompress the file to a sufficient disk space.
What's amazing is that the rarfile downloaded after this processed version is only 25 MB, which is one of the nine wonders of the world ~~~
(I am using it, it is highly recommended)

Another version requires the installation of dynamips. In fact, the working principle is similar to that of the improved version of the Engineering University. It only integrates the auxiliary software of another LS-DYNA-Gen to implement the bat batch processing parameter configuration file, refer to the following post on the Cisco Huawei Forum
Http://www.ciscohuawei.com/viewthread.php? Tid = 2950 & extra = Page % 3d1

This article is just intended to clarify the ideas of beginners (I was dizzy at the beginning)
The specific installation and operations are described in the links.
Good luck
We also hope that talented developers and broadcasters can bring more miracles, such as switch simulator ?!

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