14-6 Diagnostics
Model No.
Running Head
Benefits of Built-In Diagnostics System Testing and Diagnostics
In Figure 14-1, diagnostics 4, the E1 link o f th e remote Integrated Access System is
configured in Line Loopback. Alternatively, a loop up code can be sent from the local
Integrated Access System to put the E1 lin k of the remote Integrated Access System in Li ne
loopback. This process is repeated until the remote DTE is put in network loopback and test ed
as shown in Figure 14-2, diagnostics 8.
Figure 14-1.Built-In Diagnostics Example (Diagnostics 1 - 4)