![I am able to ping and telnet my NPort from a host computer, but I am not able to connect to the NPort using my TCP client program. What could be the I am able to ping and telnet my NPort from a host computer, but I am not able to connect to the NPort using my TCP client program. What could be the](https://www.moxa.com/getattachment/support/support/product-faq/not-able-to-connect-to-the-nport-using-my-tcp-client-program/faq-174-1.png?lang=en-US)
I am able to ping and telnet my NPort from a host computer, but I am not able to connect to the NPort using my TCP client program. What could be the
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Moxa NPort 6250-M-SC-T: Secure Device Server, 2-Port RS-232/422/485 to Multi Mode Fiber Ethernet, -40~75°C
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