Cisco Systems CISCO1750 manual types, refer to the Cisco WAN Interface Cards Hardware, Equipment

Additional Required Equipment

Table 6	Additional Required Equipment (continued)
Equipment		When You Use It
Cisco VIC		To make a voice connection, the router must have a supported VIC
		installed. The router supports up to three cards. You can either order
		the cards when ordering the router, and they will be installed for
		you, or you can order the cards separately, after receiving the router,
		and install them yourself.
Straight-through		This cable connects the router to the Ethernet LAN and the WICs to
RJ-45-to-RJ-45 cable		various WAN services, including ISDN, T1/FT1, and 56-kbps
		services. You will need one cable for each of these connections.
Standard RJ-11 telephone		This cable connects the VIC to a telephone, fax machine, or a
cable		telephone wall-jack. You will need one cable for each of these
		connections.
Standard RJ-48 telephone		This cable connects the VIC to a PBX trunk line. You will need one
cable		cable for each of these connections.
Serial cable		This cable connects a serial card to serial services. You must order
		this cable from Cisco. For detailed information about serial cable
		types, refer to the Cisco WAN Interface Cards Hardware
		Installation Guide that comes with every card.
NT1		Some ISDN service providers require a Network Termination 1
		device to connect an ISDN S/T port to the ISDN line.
Asynchronous modem		To configure the router from a remote location, connect a modem to
		the AUX port on the router.

Cisco 1750 Router Hardware Installation Guide

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