How to use ECMclient:

 

ECMclient is an application, which gets ECM-work from a server and automatically submits the results back when finished

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In this guide I’m assuming that you have already got an optimized ecm.exe. If not, then compile one now.

 

Several projects make use of ECMclient in their factoring of different kinds of numbers, including:

Cunningham Project

ElevenSmooth

Mersenneplustwo Factorisations

XYYXF

 

To get started with ECMclient, do the following:

 

1. Get it here and unzip it. If you are experienced in the art of compiling, it is recommended that you instead compile an optimized version using the source code. Note: I have no guide on how to compile the client at this moment, but I may make one in the future.

2. Move your homemade ecm.exe to the unzipped ecmclient folder (along with your ecmclient.exe if you compiled the client yourself).

 

3. Open ecmclient.cfg

 

Now you’ll have to fill in your email (the “email=” line), the name of your compiled ecm.exe (the “gmpecmexe=” line) and the server.

 

It’s possible to work with multiple ECM projects (I don’t know how) and therefore the server must be entered as follows:

Q:W:E:R

Q = the percentage of work to get from this server (put 100 here if you’re concentrating on one project only)

W = a letter to identify that particular server/connection/project. This also shows on the names on the created in- and outputfiles. Putting “f” here will make “work_f.in” and “work_f.out”.

E = the address of the server

R = the port to connect to

 

The server address to the Cunningham Project is 83.143.57.194. The port is 8194

The server address to the ElevenSmooth Project is wblipp.dynu.com. The port is 8194

The server address to the Mersenneplustwo Factorization Project is bearnol.is-a-geek.com. The port is 8194

If you want to help the XYYXF Project then leave the server setting as it is

 

An example:

server=100:a:bearnol.is-a-geek.com:8194                        <=  this will get work from the mersenneplustwo project.

 

4. Run ecmclient.exe and it should get some work and start working on it.

 

I have a PC, which is not connected to the Internet/have a modem/something. Can I do this manually?

For the Cunningham Project and the XYYXF Project it is possible to ECM manually.

 

 

Index – DC Projects

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