XtendLan XL-GDB series User’s Guide
5.2.3.1.1 FROM LOCAL
The From Local Loopback menu is used to perform local Loopback tests
which would be looped back toward the user. For V.35 interface, there are 6
Loopback modes for selection:
1.
Disable
2.
NearEndLB
3.
LocalLB
4.
RemoteLB
5.
PayloadLB
6.
V54LB
Note:
V54 function in configuration menu must be pre-configured as enable if to proceed V54LB
test.
For E1, T1 and Ethernet interfaces, users can only activate five loopbacks where V54LB is not
avaiable :
1.
Disable
2.
NearEndLB
3.
LocalLB
4.
RemoteLB
5.
PayloadLB
For more detailed description about Loopback, please refer to 2.8 Diagnostics or Appenidix D:
Loopback Illustration.
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