1. From the Enable prompt, type application , and press E
2. From the Application prompt, start the BERT by performing one of the following
NOTE
Valid <pattern_type> values are p215, p220, and p223.
3. From the Application prompt, type test interface t3 <shelf/slot/port>
NOTE
• Injecting a bit error into the pattern is optional
NOTE
• The DS3 BERT test can be stopped by typing no test interface t3
<shelf/slot/port>
DS1 Test Configuration
This section details the following information:
• Remote loopback configuration
• Test administrative functions
• Local line loopback configuration
• BERT test configuration
Remote Loopback Configuration
To configure the unit to respond to (enable) or to ignore (disable) to remote loopback
commands, complete the following steps:
1. From the Enable prompt, type configure terminal , and press E
2. From the Global Configuration prompt, type interface t1 <shelf/slot/
3. From the T1 Interface Configuration prompt, perform one of the following:
65K510DEP08-1A
prompt.
commands:
• Type test interface t3 <shelf/slot/port> remote pattern
, and press E
<pattern_type>
• Type test interface t3 <shelf/slot/port> remote pattern
<pattern_type> loopback line timeout <0-9999>
DS3 BERT test and request a remote loopback (at the customer equipment toward
the Total Access 5000) of the DS3.
, and press E
insert-error
, and press E
bal Configuration prompt.
, and press E
port:channel>
• Type remote-loopback <command_type> , and press E
to respond to remote loopback commands.
Appendix G, BSM DS3/DS1 Layer 1 Tests - DS1 Test Configuration
.
NTER
NTER
to inject a bit error into the pattern.
NTER
to access the T1 Interface Configuration prompt.
NTER
NTER
to access the Application
, and press E
to start a
NTER
NTER
to access the Glo‐
NTER
to provision the port
G-5