Cabletron Systems CSX100 series User Manual - Instructions
Manual is about: Cabletron Systems ISDN Router
of
153
ISDN Router
18
Step 3. Connect the Router to an ISDN Line
In North America, ISDN U interface models
These models were designed specifically for North America, where a
network terminator interface (NT1) is needed. This NT1 is built into the
router and is “transparent” to the user.
These models have only one ISDN U jack on the rear of the router.
U.S. Configuration: U Interface
Instructions
1. Plug one end of the ISDN cable (blue label marked “ISDN or
ADSL”)
into the RJ45 jack marked ISDN U on the back panel of the router.
2. Plug the other end of the cable into the RJ45 ISDN wall jack.