Cisco Systems WIC-1B-U, WIC-1B-S/T WIC−1B−U WAN Interface Card, Isdn BRI U Port Pinouts RJ−45

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WIC−1B−U WAN Interface Card

ISDN BRI U Port Pinouts (RJ−45)

The table below lists the ISDN BRI U port pinouts and their function.

8 Pin1

Function

No connection

Signal −− Tip or Ring

Signal −− Tip or Ring

No connection

1Pins 1, 2, 7, and 8 are not used.

ISDN BRI U WAN Interface Card LEDs

The table below lists the ISDN BRI U WAN interface card LEDs and their meaning.

LED

Meaning

 

B1

Active connection on B1 channel

 

B2

Active connection on B2 channel

 

NT1

NT1 has established a connection with the central office

 

switch

 

 

ISDN BRI Cable Specifications

The table below lists the ISDN BRI cable specifications.

Specification

High−capacitance

Low−Capacitance

 

Cable

Cable

Resistance (at 96

 

 

kHz)

160 ohms/km

160 ohms/km

 

Capacitance (at 1

 

 

kHz)

120 nF1/km

30 nF/km

 

Impedance (96

 

 

kHz)

75 ohms

150 ohms

 

Wire diameter

0.024" (0.6 mm)

0.024" (0.6 mm)

 

Distance

32.8' (10 m)

32.8' (10 m)

 

 

 

Cisco − WIC−1B−S/T and WIC−1B−U WAN Interface Cards Cable Specifications

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Contents Table of Contents Prerequisites IntroductionWIC−1B−S/T Interface Card Isdn BRI S/T Port Pinouts CablesBRI S/T WAN Interface Card LEDs Isdn BRI Cable Specifications WIC−1B−U WAN Interface CardIsdn BRI U Port Pinouts RJ−45 Isdn BRI U WAN Interface Card LEDsRelated Information