Gigaset SE105 Owner's Manual page 16

Wired
Insert one end of the supplied Ethernet cable in one of the LAN sockets (LAN1 - LAN4)
on the back of the router and the other end in the PC's Ethernet network card,
Switch. The four LAN ports can automatically set transmission speed to 10
Ethernet or 100 Mbps Fast Ethernet and the transmission mode to
duplex.
PC with
Ethernet
card
wired
Notebook with
Ethernet card
First Steps
Hub or
Mbps
Half duplex or Full
15