Triumph Adler P-C2160DN Operation Manual page 128

>Restart Network ?
Restart Network (Restarting the optional network interface
kit)
After all network related settings have been done, restart the network card
of the device. This is mandatory to make the settings effective.
1
After entering the administrator ID and password, press  or 
repeatedly until >Restart Network appears.
2
Press [OK]. A question mark (?) appears.
3
Press [OK] again. The message Restarting... Please wait.
appears and the network is restarted.
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Using the Operation Panel