Testing DSPWare on Voice Gateways

Author
William Bell
Vice President, Solutions and Products

I offer you a handy dandy tool for testing, resetting, validating DSPs on a Cisco voice gateway (tested on ISR models):

Hidden Command: test voice driver

It will start a wizard/menu driven interface:  Example follows:

cnc-uclab1#test voice driver

Enter VPM or HDV or ATM AIM or NM-HD-xx or HDV2 slot number : 0

C2800 Debugging Section;

1 – FPGA Registers Read/Write

2 – 5510 DSP test

3 – DSPRM test

4 – HDLC32 test

5 – Quit

Select option : 2

5510 DSP Testing Section:

1 – Reset ALL DSPs

2 – Reset 1 DSP

3 – Download DSPware

4 – CHPIR Enable/Disable

5 – Display c5510 ring

6 – Show HPI RAM

7 – Show eHPI memory thru Relay command

8 – Show Controller

9 – c5510 Keepalive Enable/Disable

10 – Download bootloader using indirect slave access

11 – Write HPI RAM

13 – DSP application download

14 – faked dsp crash

15 – Wait in Firmware Restart Indication

16 – Display DSP Keepalive Status

17 – QUIT

Select option : 16

DSP Keepalive Status Display:

=============================

DSP 1 is not UP, State: 5, Keepalive Sent: 0, Skip 0

DSP 2 is not UP, State: 5, Keepalive Sent: 0, Skip 0

DSP 3 is not UP, State: 5, Keepalive Sent: 0, Skip 0

DSP 4 is not UP, State: 5, Keepalive Sent: 0, Skip 0

DSP 5 Not Exist

DSP 6 Not Exist

DSP 7 Not Exist

DSP 8 Not Exist

5510 DSP Testing Section:

1 – Reset ALL DSPs

2 – Reset 1 DSP

3 – Download DSPware

4 – CHPIR Enable/Disable

5 – Display c5510 ring

6 – Show HPI RAM

7 – Show eHPI memory thru Relay command

8 – Show Controller

9 – c5510 Keepalive Enable/Disable

10 – Download bootloader using indirect slave access

11 – Write HPI RAM

13 – DSP application download

14 – faked dsp crash

15 – Wait in Firmware Restart Indication

16 – Display DSP Keepalive Status

17 – QUIT

Regards, Bill

Posted Jul 30, 2008, 5:49 PM by wjb

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Nick Kelly

Cybersecurity Engineer, Cisco

Nick has over 20 years of experience in Security Operations and Security Sales. He is an avid student of cybersecurity and regularly engages with the Infosec community at events like BSides, RVASec, Derbycon and more. The son of an FBI forensics director, Nick holds a B.S. in Criminal Justice and is one of Cisco’s Fire Jumper Elite members. When he’s not working, he writes cyberpunk and punches aliens on his Playstation.

 

Virgilio “BONG” dela Cruz Jr.

CCDP, CCNA V, CCNP, Cisco IPS Express Security for AM/EE
Field Solutions Architect, Tech Data

Virgilio “Bong” has sixteen years of professional experience in IT industry from academe, technical and customer support, pre-sales, post sales, project management, training and enablement. He has worked in Cisco Technical Assistance Center (TAC) as a member of the WAN and LAN Switching team. Bong now works for Tech Data as the Field Solutions Architect with a focus on Cisco Security and holds a few Cisco certifications including Fire Jumper Elite.

 

John Cavanaugh

CCIE #1066, CCDE #20070002, CCAr
Chief Technology Officer, Practice Lead Security Services, NetCraftsmen

John is our CTO and the practice lead for a talented team of consultants focused on designing and delivering scalable and secure infrastructure solutions to customers across multiple industry verticals and technologies. Previously he has held several positions including Executive Director/Chief Architect for Global Network Services at JPMorgan Chase. In that capacity, he led a team managing network architecture and services.  Prior to his role at JPMorgan Chase, John was a Distinguished Engineer at Cisco working across a number of verticals including Higher Education, Finance, Retail, Government, and Health Care.

He is an expert in working with groups to identify business needs, and align technology strategies to enable business strategies, building in agility and scalability to allow for future changes. John is experienced in the architecture and design of highly available, secure, network infrastructure and data centers, and has worked on projects worldwide. He has worked in both the business and regulatory environments for the design and deployment of complex IT infrastructures.