26 Chapter 1 Cabling the VPN Router and turning the power onNN46110-316 02.01Connecting communications cablesGather the cables to attach to the VPN Router 1750.Table 1 lists the system ports and the ports provided on the optional interfacecards that you can install in the VPN Router 1750. The table also indicateswhether you can obtain cables for the ports from Nortel.For information about the connectors and cable pinouts, see Appendix A,“Technical specifications,” on page 75.Table 1 Interfaces and cables for the Nortel VPN Router 1750Cable available from NortelInterface Included Ordered separately Contact supplier10/100BASE-TX Ethernet system ports XSerial port X10/100BASE-TX Ethernet X1000BASE-T (1000 GT) Ethernet X1000BASE-T (1000 MT) Ethernet(copper)X1000BASE-SX Ethernet (fiber) X 11 Order either the LC-to-LC cable or the LC-to-SC cable.56/64K CSU/DSU WAN XADSL WAN XISDN BRI XV.90 modem XT1/E1 CSU/DSU WAN XQuad T1/E1 CSU/DSU WAN XSingle V.35/X.21 WAN X 22 Order either the V.35 cable or the X.21 cable.Dual V.35 WAN XHSSI WAN X