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Cisco 3900 Series, Cisco 2900 Series, and Cisco 1900 Series Integrated Services Routers Generation 2 Software Configuration Guide
Chapter  Configuring Next-Generation High-Density PVDM3 Modules
How to Verify and Troubleshoot the Functionality of the PVDM3 Cards on Cisco Voice Gateways
dsp 4:
  State: UP, firmware: 26.0.133
  Max signal/voice channel: 16/16
  Max credits: 240
  num_of_sig_chnls_allocated: 0
  Transcoding channels allocated: 0
  Group: FLEX_GROUP_VOICE, complexity: FLEX
    Shared credits: 240, reserved credits: 0
    Signaling channels allocated: 0
    Voice channels allocated: 0
    Credits used (rounded-up): 0
DSP groups on slot 3:
 This command is not applicable to slot 3
DSP groups on slot 4:
 This command is not applicable to slot 4
  2 DSP resource allocation failure
Step 4 show voice dsp sorted-list
Use this command to display the hunt order in which DSPs are utilized for particular services (in this 
example, voice, conferencing, and transcoding are shown for slot 0): 
Router# show voice dsp sorted-list slot 0
DSP id selection list for different service for Card 0:
========================================================
Voice :01,02,03,04,05,06,07
Conf  :07,06,05,04,03,02,01
Xcode :01,02,03,04,05,06,07
Step 5 show voice dsp capabilities slot number dsp number
Use this command to display capabilities data for a particular DSP on a particular slot (in this example, 
DSP 2 on slot 0): 
Router# show voice dsp capabilities slot 0 dsp 2
DSP Type: SP2600 -43 
Card 0 DSP id 2 Capabilities:
    Credits   645 ,  G711Credits 15,  HC Credits  32,  MC Credits  20,
    FC Channel  43,  HC Channel  20,  MC Channel  32,
    Conference 8-party credits:
     G711  58 ,  G729  107,  G722  129,  ILBC  215
Secure Credits:
    Sec LC Xcode  24,      Sec HC Xcode  64,
    Sec MC Xcode  35,      Sec G729 conf 161,
    Sec G722 conf 215,     Sec ILBC conf 322,
    Sec G711 conf 92 ,
Max Conference Parties per DSP:
    G711 88,  G729 48,  G722 40,  ILBC 24,
    Sec G711 56,  Sec G729 32,
    Sec G722 24  Sec ILBC 16,