Cisco 1603R Quick Start Manual - Page 8

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C. Connect the router to the wide-area network (continued).

Cisco 1603 ISDN BRI S/T Connection

Note: You must provide a straight-through RJ-45-to-RJ-45 cable and (if required for your site) a network

termination (NT1) device for this connection.

Step 1

Connect one end of the cable to the orange ISDN BRI Ø S/T port on the rear panel.

Step 2

Depending on what is required by your telephone company, do one of the following:

• Connect the other end of the cable to an external NT1, then connect the NT1 to the ISDN wall jack.

• Connect the other end of the cable to the ISDN wall jack (as shown in this illustration).

OK LED