ADTRAN MX2800 STS-1 - Vt;Port Loopback Menu Options; Data Mode; Figure 6-2. Vt;Port Loopback Menu

6-2 61204659L1-1A
Section 6, Loopbacks MX2800 STS-1 User Manual
VT/Port Loopbacks
Figure 6-2. VT/Port Loopback Menu
VT/Port Loopback Menu Options
From the VT/Port Loopback menu, various loopbacks can be activated. The loopback menu options
include the following:
• Data Mode on page 6-2
• Tributary on page 6-3
• Analog Network on page 6-3
• Digital Line/Net on page 6-4
• Codec Line/Net on page 6-4
• CSU Loopback on page 6-5
• CSU Loopback w/BERT on page 6-5
• VT BERT on page 6-6
• Line BERT on page 6-7
Data Mode
Select
Data Mode to terminate a test in progress and return the port to “normal.”