1 Overview22 Nokia 105s Gateway Installation GuideNoteNokia recommends the use of shielded twisted-pair cables andconnectors for best Electromagnetic Interference and Immunityperformance.PMC Expansion SlotsThe 105s gateway provides two additional PMC network interface card (NIC)slots, as described in Table 4.NoteNokia products only support NICs purchased from Nokia orNokia-approved resellers. The Nokia Global Support Services group canprovide support only for Nokia products that use Nokia-approvedaccessories. For sales or reseller information, contact a Nokia serviceprovider listed in the “Nokia Contact Information” on page 3.Table 4 PMC Network Interface Card SlotsInterface For details, see...Four-port copper 10/100Ethernet“Four-Port 10/100 Mbps Ethernet NICs” onpage 59Two-port copper GigabitEthernet (10/100/1000 Mbps)“Two-Port Copper Gigabit Ethernet NetworkInterface Card” on page 63Two-port fiber-optic GigabitEthernet“Two-Port Fiber-Optic Gigabit Ethernet NetworkInterface Card” on page 66