How to catch up all the disconnected messages?

[GoogleCodeExporter]

What steps will reproduce the problem?
1.Consider 4 people are connected and messages are shared to all.
2.One of them lost the connection and rejoining again.
3.The person who is rejoining would have lost some of the messages during the 
time when he lost the connection.

What is the expected output? What do you see instead?
How retrieve the disconnected messages?

What version of the product are you using? On what operating system?
CocoonP2P-0.8.4.swc

Please provide any additional information below.
I need to retrieve the lost messages also.

Original issue reported on code.google.com by [email protected] on 18 Nov 2014 at 1:20