Starting A Payload Loopback; Starting A Dte Loopback - Paradyne 3162 User Manual

Monitoring and Testing

Starting a Payload Loopback

"

Starting a DTE Loopback

"
5-22
The Payload Loopback command (PLB) loops the received signal on the network
interface back to the network. The signal is looped back as close to the DTE
Drop/Insert (DSX-1) port as possible (after it has passed through the framing
circuitry of the DSU/CSU). Framing CRCs and BPVs are corrected.
DSU
DTE
ALL
(DSX-1)
1s
ALL 1s ALL 1s
PORT 2 PORT 1
Procedure
To perform a Payload loopback:
1. From the Main Menu screen, select Test.
2. From the Test screen, select Network & DTE Tests.
3. For the Payload Loopback command (under Local Loopbacks), select Start.
The DTE Loopback command (DLB) loops the received signal on the DTE
Drop/Insert (DSX-1) port back to the DTE without change.
DSU
DTE
DLB
ALL 1s
(DSX-1)
PORT 2 PORT 1
Procedure
To perform a DTE loopback:
1. From the Main Menu screen, select Test.
2. From the Test screen, select DTE Tests.
3. For the DTE Loopback command (under Local Loopbacks), select Start.
August 2000
CSU
NETWORK
PLB
INTERFACE
496-14316-02
CSU
NETWORK
INTERFACE
496-14317-02
3162-A2-GB20-40