Open Source - How to enable ISDN PRI debug in Asterisk
In order to enable ISDN PRI debug output in asterisk:
Asterisk <= 15.5.0
# asterisk -rvv
# *CLI> pri set debug on span <span number>
To disable pri debug
# *CLI> pri set debug off
Asterisk <= 1.6.2.X
# asterisk -rvv
# *CLI> pri debug span <span number>
To disable pri debug
# *CLI> pri no debug Asterisk => 1.8.0.X
# asterisk -rvv
# *CLI> pri set debug on span <span number>
To disable pri debug
# *CLI> pri set debug off span <span number>
If you would like information about how to read ISDN PRI messages, please check Understanding a ISDN PRI capture
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