Monitor Traffic on PRI

[phonedudeSr]

How can I capture or monitor traffic on a PRI configured on a Cisco 2951?

 

[gnrslash4life]

Depends on what kind of data you're looking for. Debug isdn q931 might be what you want.

Certifications:
A+
Network+
CCENT
CCNA Voice

 

[phonedudeSr]

For troubleshooting and tracing calls. What would the command be or where could I find a document that I can use as a reference?

 

[gnrslash4life]

Heres a good start:


show isdn status
shows D channel
Layer 2 status should be Multiple_Frame_Established

show voice port summary
shows B channel

show controller t1
intervals are in 15 seconds
check for errors

no mgcp
perform in config t mode

mgcp
perform in config t mode

debug isdn Q931

debug mgcp pack
check mgcp packets

reload in
reload the router after certain time in seconds


reload cancel
to cancel the reload

show tcp brief : inc port#

mgcp ports are 2427 and 2428
binds to 2428

show ccm host

no ccm-manager mgcp
to shut down mgcp
ccm-manager mgcp

show dial-peer voice summary


show voice port summary
display port status

show voice port (port)
get a detailed port status

show voice call summary
shows call state info

show voice dsp
shows current status of DSP channels

show call active brief
displays truncated version of call information

show voice dsp
displays codecs being supported by the routers DSP’s

debug vtsp all
shows the voice telephony service provider stats

debug voice ccapi inout

show diag

show environment power
check total power supply output

show inlinepower
checks switch blade and port power usage

show call-manager-fallback all

show call-manager-fallback dial-peer

show ccm-manager fallback-mgcp

show call history voice brief

show voice busyout

show service module




csim start (dialstring)-
check the dialing 1 pots
destination-pattern 9T
port s0/0/x

Test commands
test voice port (slot/physicalport/logicalport) inject-tone local 500hz
test voice port (slot/physicalport/logicalport) inject-tone local disable
test voice port (slot/physicalport/logicalport) relay ring on
test voice port (slot/physicalport/logicalport) relay ring disable




opcagt –kill



+3 out attenuation
-3 input gain


CUE
service-module service-engine 0/0 session

service-module service-engine 0/0 status

service-module service-engine 0/0 reload

After logging into CUE

sh ccn status ccm-manager
shows whether it is registered with CallManager

To Turn on Buffering
buffer logging xxxx




Certifications:
A+
Network+
CCENT
CCNA Voice