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  1. johnf23

    Send tcp packet from receiver to sender using winsock API in Powerbuilder 12.5

    The point is that I want the listener application to send back a message ( let's say 'Hello!' ) to the sender's application, without knowing the actual IP and port. So I want to find a way to discover sender IP from the listener application. Let's say that I want to answer back to the same...
  2. johnf23

    Send tcp packet from receiver to sender using winsock API in Powerbuilder 12.5

    Hello!, As I have to implement some winsock services in our Powerbuilder 12.5 project I have the following issue: Suppose we have sender S that sends ( initiate communication ) data to receiver R. How can R identify the channel ( IP and port ) of sender that sender uses in order to send back...

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