Having problem reaching client which don't have static ip address

Posted by user317311 on Stack Overflow See other posts from Stack Overflow or by user317311
Published on 2010-04-15T09:21:01Z Indexed on 2010/04/15 9:23 UTC
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i am making a messenger over internet.

it has a server which listens to clients but when it try to send the reply to any request to client it shows the error of client not found. however my clients are connecting to that server because it has a static ip address and live server.

having problem reaching client because they can be behind any firewall or network and dont have static ip addresses. so how can i reach to my client?? any Suggestions..

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