System information

Chapter 7 Fault Management IPmux-8/16 User’s Manual
7-6 Performing Loopback Tests
7.2 Performing Loopback Tests
Performing an E1/T1 Port Loopback Test
 To initiate a loopback test for an E1/T1 interface:
1. Click an E1/T1 interface.
2. Diagnostics > Loopback...
The Interface Loopback dialog box appears (Figure 7-6).
3. Set the desired loopback test and click <Set>.
The loopback test is performed.
Figure 7-6. Interface Loopback Dialog Box – E1/T1
Table 7-4. E1/T1 Interface Loopback Parameters
Parameter Possible Values / Remarks
Slot 3, 4
Port CH1 to CH8
Type E1/T1
Current Loopback Current loopback status
Internal, External, Disable
Loopback Type of loopback test
Internal, External, Disable
Performing an E3/T3 Port Loopback Test
 To initiate a loopback test for an E3/T3 interface:
1. Click an E3/T3 interface.
2. Diagnostics > Loopback...
The Interface Loopback dialog box appears (Figure 7-7).
3. Set the desired loopback test and click <Set>.
The loopback test is performed.