Cisco 2611 - Router - EN User Manual page 37

Table 2-3
Specification
Resistance (at 96 kHz)
Capacitance (at 1 kHz)
Impedance (at 96 kHz)
Wire diameter
Distance limitation
1 nF = nanoFarad.
For more information on BRI WAN interface cards, see the publication Cisco WAN
Interface Cards Hardware Installation Guide.
56K/Switched-56-kbps DSU/CSU Connections
Switched-56-kbps connections are provided by the 56-kbps DSU/CSU WAN
interface card.
For more information on Switched-56-kbps WAN interface cards, see the publication
Cisco WAN Interface Cards Hardware Installation Guide included in your router package.
56K/Switched-56-kbps DSU/CSU Connections
ISDN BRI Cable Specifications
High-Capacitance Cable
160 ohms/km
1
120 nF /km
75 ohms
0.024" (0.6 mm)
32.8' (10 m)
Low-Capacitance Cable
160 ohms/km
30 nF/km
150 ohms
0.024" (0.6 mm)
32.8' (10 m)
Preparing to Install the Router 2-23