Accessing the Network
If your machine is connected to a network, you can use the My.Computer.Network property that wraps some functionalities of the System.Net namespace. The most interesting members are the IsNetworkAvailable property that returns True if the machine is connected, the DownloadFile method that allows downloading a file from the network, UploadFile that allows uploading a file to the specified target on the network, and Ping that sends a ping to the specified address. The following code checks first for network availability, then sends a ping to my English language blog, and in the end attempts to download a file from the Italian VB Tips & Tricks community (where I’m a team member) passing credentials as strings:
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