User Manual

Cisco High-Density Analog Voice and Fax Network Module
debug hpi
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Cisco IOS Release 12.2(2)XT and 12.2(8)T
debug hpi
To enable debugging for Host Port Interface (HPI) message events, use the debug hpi command in
EXEC mode. To reset the default value for this feature, use the no form of this command.
debug hpi { all | command | detail | error | notification | response }
[no] debug hpi { all | command | detail | error | notification | response }
Syntax Description
Defaults This command is not enabled.
Command Modes EXEC
Command History
Usage Guidelines This command enables debugging for HPI message events, which are used to communicate with the
54x DSPs. This command severely impacts performance and should be used only for single-call debug
capture.
Examples The following example shows how to enable debugging for all HPI message events:
Router #debug hpi all
Related Commands
all Enables all HPI debug options (command, detail, error, notification and
response).
command Displays commands being sent to the 54x DSP.
detail Displays additional detail for the HPI debugs enabled.
error Displays any HPI errors.
notification Displays notification messages sent from the 54x DSP. (for example, tone
detection notification).
response Displays responses (to commands) sent by the 54x DSP (for example,
responses to statistic requests).
Release Modification
12.1(5)XM This command was first introduced on the Cisco AS5300 and Cisco AS5800.
12.2(2)T This command was implemented on the Cisco 1700, Cisco 2600 series,
Cisco 3600 series, and the Cisco 3810.
12.2(8)T This command was integrated into the Cisco IOS Release 12.2(8)T.
Command Description
debug dspapi Enables debugging for DSP API message events.