Solvline Serial IP Redirector - Manual (Page 10)

Serial/IP® Redirector User Manual Chapter 1. Serial/IP® Redirector
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Control protocol, the redirector can use a keep-alive message method to detect
a failed connection to the server. This option controls the interval at which the
redirector will issue the keep-alive message, if no activity has occurred on the
connection.
 Maximum Connection Recovery: This option controls the maximum time
between the redirector's attempts to reconnect to the server if Restore Failed
Connection is enabled for a virtual COM port.