Chapter 21 Appendix A: Operation Commands
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which counts all single error. User may use  key to inject single bit error,  key to reset
error counter, and ESC key to quit PRBS test display.
Parameters: none
Command: >show e1 line availability
Syntax: show e1 line availability
Explanation: Shows E1 line availability during the last 24-hour period. The information, based on the
user performance register set, includes the valid seconds, available seconds, unavailable
seconds and line availability.
Parameters: none
Command: >show e1 line setup
Syntax: show e1 line setup
Explanation: Displays the system E1 setup.
Parameters: none
Command: >show e1 line status
Syntax: show e1 line status
Explanation: displays the system E1 status
Parameters: none
Command: >show e1 performance
Syntax: show e1 performance type period
Explanation: To view line receiver performance status report
Parameters: type line/user
Period 1hr/24hr
[Performance] es/uas/bes/ses/css/as/efs/bpv (for 24hr period)
Command: >show e1 statistics
Syntax: show e1 statistics type period
Explanation: To view line receiver performance status statistics report
Parameters: type line/user
Period 1hr/24hr
[Performance] es/uas/bes/ses/css/as/efs/bpv (for 24hr period)
21.2.15 DS1 Commands
Command: >activate DS1 loopback
Syntax: activate DS1 loopback loopback_type
Explanation: Activate loopback function.
Parameters: loopback_type line/payload
Command: >activate DS1 remote_loopback
Syntax: activate DS1 remote_loopback remote_loopback_activate_code_type
Explanation: Send remote loopback active code to far end.
Parameters: remote_loopback_activate_code_type in-band/at&t-payload/ansi-payload/ansi-line
Parameters: loopback_type