Canon EOS-1D X Mark III Advanced User's Manual page 686

Specifying Connection Options
You can configure settings used for FTP transfer and Browser Remote. Settings are also
available for authentication information used in LAN environments with 802.1X
authentication.
1.
Select [
2.
Select [Connection option settings].
3.
Select an item to configure.
: Network settings].
FTP transfer settings
Browser Remote settings
802.1X authentication
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