 authorized address)
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This option sets the authorized address. This is, the address that will be allowed access to the remote port upon successful authentication. The address can be specified as a standard IP address or as a hostname. Note that when no knock address is specified, Aldaba client will try to determine one. By default it picks the assigned IP address of one of the network interfaces present in the local system. If you are behind a NAT device, you'll need to set up the NAT's 