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Performing Loopback Tests 143
Performing a Remote
ANSI Loopback Test
on the T1/FT1 Port
This section describes how to perform a remote loopback test for ANSI on
a T1/FT1 port. Connect your bridge/router to another bridge/router or to
a remote device that supports ANSI.
To perform the remote loopback test for ANSI, follow these steps:
1 Disable the WAN path by entering
SETDefault !3 -PATH CONTrol = Disable
2 Start the loopback test by entering:
LPBCK !3 -PATH RmANSILnLpbckSTART (for a line loopback test)
or
LPBCK !3 -PATH RmANSIPyldLpbckSTART (for a payload loopback test)
LPBCK !3 -PATH V54LpbckSTART
3 To stop the loopback test, enter:
LPBCK !3 -PATH RmANSILnLpbckSTOP (for a line loopback test)
or
LPBCK !3 -PATH RmANSIPyldLpbckSTOP (for a payload loopback test)
QRSS Testing on a
T1/FT1 Port
This section describes the commands used to start and stop QRSS testing
on a T1/FT1 port.
To enable QRSS testing, enter:
QrssTest !3 -PATH QrssEnable
To stop QRSS testing, enter:
QrssTest !3 -PATH QrssDisable
To insert a single error, enter:
QrssTest !3 -PATH SingleErrInjStart
To stop inserting single errors, enter:
QrssTest !3 -PATH SingleErrInjStop
To insert continuous error streams, enter:
QrssTest !3 -PATH ContErrInjStart
To stop inserting continuous error streams, enter:
QrssTest !3 -PATH ContErrInjStop