[fpc-pascal] How to check if a network is available?

Jean SUZINEAU jean.suzineau at wanadoo.fr
Sun Jun 20 19:38:47 CEST 2021

Ping uses ICMP protocol.
I don't have currently Indy installed on my machines, but I think you 
can find pascal components for ICMP client and even ICMP server.
I think that this way you can do a single "ping", a single ICMP request.
It seems that Synapse has pingĀ  support too:

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