54 (128)
Data Network Terminal Single-port and Multiport Operating Instructions
LOCAL DNT
DTE
PORT 2
DTE
PORT 3
DTE
Figure 29.
Local test loop in a port
LOCAL DNT
DTE
PORT 2
DTE
PORT 3
DTE
Figure 30.
Network test loop (single-port)
LOCAL DNT
DTE
Tx Rx
PORT 2
DTE
PORT 3
DTE
9
Figure 31.
PRBS (2
© Nokia Corporation
Nokia Proprietary and Confidential
-1) test (transmitter/receiver)
REMOTE DNT
PORT 1
DTE
PORT 2
DTE
PORT 3
DTE
REMOTE DNT
PORT 1
DTE
PORT 2
DTE
PORT 3
DTE
REMOTE DNT
PORT 1
DTE
PORT 2
DTE
PORT 3
DTE
DN01145897
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