Command Reference Guide T1 Interface Configuration Command Set
61200510L1-35E Copyright © 2005 ADTRAN 713
test-pattern [clear | insert | ones | p215 | p220 | p511 | qrss | zeros]
Use the test-pattern command to activate the built-in pattern generator and begin sending the specified
test pattern. This pattern generation can be used to verify a data path when used in conjunction with an
active loopback. Use the no form of this command to cease pattern generation.
Syntax Description
clear Clears the test pattern error count.
insert Inserts an error into the currently active test pattern. Display the injected error
result using the show test pattern command.
ones Generates a test pattern of continous ones.
p215 Generates a pseudorandom test pattern sequence based on a 15-bit shift register.
p220 Generates a pseudorandom test pattern sequence based on a 20-bit shift register.
p511 Generates a test pattern of repeating ones and zeros.
qrss Generates a test pattern of random ones and zeros.
zeros Generates a test pattern of continous zeros.
Default Values
No defaults necessary for this command.
Applicable Platforms
This command applies to the NetVanta 1000R, 3000, 4000, and 5000 and Total Access 900 Series units.
Command History
Release 1.1 Command was introduced.
Usage Examples
The following example activates the pattern generator for a stream of continuous ones:
(config)#interface t1 1/1
(config-t1 1/1)#test-pattern ones
