![background image](http://html1.mh-extra.com/html/yacht-devices/ydwg-02/ydwg-02_user-manual_892572015.webp)
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IV. Configuration of Application Protocols
Figure 1. Settings of OpenCPN application
Most marine applications support both TCP and UDP network protocols. TCP
is a connection-oriented protocol. This means that the receiver must confirm
reception of data before it gets the next packet of data, otherwise the sender repeats
the transmission after a timeout. So, the second TCP connection doubles the network