Gateway Protocols Troubleshooting TechNotes - Cisco Systems

Hierarchical Navigation

HOME
- SUPPORT
  - TECHNOLOGY SUPPORT
    - VOICE
      - GATEWAY PROTOCOLS
        TROUBLESHOOT AND ALERTS
        Troubleshooting TechNotes

Some links below may open a new browser window () to display the document you selected.

H.323
- Analog E&M Troubleshooting Guidelines (Cisco IOS Platforms)
  02/Feb/2006
- Analog E&M Voice Signaling Overview
  02/Feb/2006
- Audio Codec Configuration on H.323 Signaling Interface (HSI)
  02/Feb/2006
- Call Failure to Long Distance/Mobile Destination
  03/Feb/2006
- CDR Logging Configuration with Syslog Servers and Cisco IOS Gateways
  24/Feb/2006
- Cisco CallManager and H.323 Gateway Interaction Issues
  21/Aug/2006
- Cisco Digital 1-port and 2-port T1 Multi-Flex Voice WICs
  18/Apr/2008
- Cisco IOS H.323 Gateway Configuration for Use with Cisco CallManager
  19/Jun/2008
- Cisco IOS, Phone, UCM and CUC Packet, and PCM Captures Command Reference
  03/May/2013
- Defining Analog Voice
  12/Feb/2007
- Designing and Deploying VoIP over ISDN
  02/Feb/2006
- E&M Cable Pinouts Connecting Cisco 1750/2600/3600 E&M VIC to Lucent PBX G3R E&M Trunk
  02/Feb/2006
- E&M Cable Pinouts to Connect Cisco 1750/2600/3600 E&M VIC to Nortel PBX Option 11 E&M Trunk
  02/Feb/2006
- Frame Relay Traffic Shaping for VoIP and VoFR
  02/Feb/2006
- H.323 T.38 Fax Relay Issues
  22/Aug/2007
- Identify, Supersede, and Maintain Compatible DSP Firmware Version Levels on C5510 DSPs
  23/Feb/2009
- Implementing QoS Solutions for H.323 Video Conferencing over IP
  15/Feb/2008
- MGCP and H.323 Voice Gateway Protocol Comparison
  04/Aug/2006
- Multiservice Voice Debug Lookup
  23/Nov/2006
- PSTN Callers not Hearing any Ring Back When they Call IP Phones
  03/Feb/2006
- Third Party H323 Calls Fail with Cisco IOS Later than 12.2(8)T
  02/Feb/2006
- Toll-Fraud Prevention Feature in IOS Release 15.1(2)T
  29/Jul/2010
- Troubleshooting and Debugging VoIP Call Basics
  11/Oct/2005
- Troubleshooting DSPs on the PA-VXA/PA-VXB/PA-VXC T1/E1 Voice Port Adaptors and the PA-MCX MIX-Enabled Multichannel T1/E1 Port Adaptors for Cisco 7200/7400/7500 Series Routers
  02/Feb/2006
- Troubleshooting Gatekeeper Endpoint Call Admission Issues
  02/Feb/2006
- Troubleshooting Gatekeeper Registration Issues
  02/Feb/2006
- Troubleshooting GUP, Alternate Endpoint and Load Balancing
  02/Feb/2006
- Troubleshooting ISDN Call Failures Originated from NetMeeting or Similar 3rd Party H.323 Devices
  02/Feb/2006
- Troubleshooting No Busy Tone and No Announcement Messages on ISDN-VoIP (H.323) Calls
  22/Aug/2006
- Troubleshooting No Dial Tone Issues
  02/Feb/2006
- Troubleshooting No Ringback Tone on ISDN-VoIP (H.323) Calls
  27/Nov/2005
- Troubleshooting One Way Voice Issues
  13/Oct/2008
- Troubleshooting Unrecognized Voice Interface Cards on Cisco 1750, 1751, and 1760 Routers
  02/Feb/2006
- Troubleshooting Voice Connection Trunks
  02/Feb/2006
- Understanding and Troubleshooting Gatekeeper TTL and Aging out Process
  02/Feb/2006
- Understanding Cisco IOS Gatekeeper Call Routing
  04/Jan/2007
- Understanding Codecs: Complexity, Hardware Support, MOS, and Negotiation
  02/Feb/2006
- Understanding Direct-Inward-Dial (DID) on IOS Voice Digital (T1/E1) Interfaces
  02/Feb/2006
- Understanding H.323 Gatekeepers
  20/Jul/2006
- Understanding Inbound and Outbound Dial Peers on Cisco IOS Platforms
  02/Feb/2006
- Understanding, Configuring and Troubleshooting Resource Allocation Indication
  02/Feb/2006
- Voice Design and Implementation Guide
  02/Feb/2006
- VoIP over PPP Links with Quality of Service (LLQ / IP RTP Priority, LFI, cRTP)
  02/Feb/2006
- Waveform Coding Techniques
  02/Feb/2006
- Zone Prefix Processing with Dots Versus Asterisks
  22/May/2006
Media Gateway Control Protocol (MGCP)
- Cisco IOS, Phone, UCM and CUC Packet, and PCM Captures Command Reference
  03/May/2013
- Configure MGCP Gateway and FXO/FXS Ports on a Cisco CallManager Server
  11/Jan/2007
- Configure Q.SIG PRI Trunks between Call Manager and Avaya S8700/G650 with Unity Voice Mail Integration
  20/Aug/2006
- Configuring Cisco CallManager with IOS MGCP Gateways (Analog FXO, FXS Ports)
  11/Jan/2007
- Configuring SRS Telephony and MGCP Fallback
  12/Feb/2008
- Configuring the Cisco IOS MGCP Gateway
  01/Nov/2006
- E&M Cable Pinouts Connecting Cisco 1750/2600/3600 E&M VIC to Lucent PBX G3R E&M Trunk
  02/Feb/2006
- MGCP and H.323 Voice Gateway Protocol Comparison
  04/Aug/2006
- Multiservice Voice Debug Lookup
  23/Nov/2006
- PGW 2200 Softswitch Error Resolution for MGCP Hung Calls
  02/Feb/2006
- Sample of Debug MGCP Packets
  22/Apr/2008
- Siemens QSIG Interoperability: Calling Name and Call Forward Do Not Work
  27/Sep/2007
- Toll-Fraud Prevention Feature in IOS Release 15.1(2)T
  29/Jul/2010
- Understanding Codecs: Complexity, Hardware Support, MOS, and Negotiation
  02/Feb/2006
- Understanding MGCP Interactions with Cisco CallManager
  18/May/2006
- WS-X6608-T1/E1 Digital Gateway Card on the Catalyst 6000 Platform Problem Resolution
  02/Feb/2006
Skinny Call Control Protocol (SCCP)
- Call Failure to Long Distance/Mobile Destination
  03/Feb/2006
- Converting a Cisco 7940/7960 CallManager Phone to a SIP Phone and the Reverse Process
  20/Mar/2009
- IP Phone Replies to One Ping Out of Two
  28/Jun/2011
- Multiservice Voice Debug Lookup
  23/Nov/2006
- Toll-Fraud Prevention Feature in IOS Release 15.1(2)T
  29/Jul/2010
- Understanding Codecs: Complexity, Hardware Support, MOS, and Negotiation
  02/Feb/2006
- WS-X6608-T1/E1 Digital Gateway Card on the Catalyst 6000 Platform Problem Resolution
  02/Feb/2006
Voice over ATM (VoATM)
- Cisco Digital 1-port and 2-port T1 Multi-Flex Voice WICs
  18/Apr/2008
- Toll-Fraud Prevention Feature in IOS Release 15.1(2)T
  29/Jul/2010
- Troubleshooting Unrecognized Voice Interface Cards on Cisco 1750, 1751, and 1760 Routers
  02/Feb/2006
- Troubleshooting Voice Connection Trunks
  02/Feb/2006
Voice over Frame Relay (VOFR)
- Cisco Digital 1-port and 2-port T1 Multi-Flex Voice WICs
  18/Apr/2008
- Designing and Deploying Multilink PPP over Frame Relay and ATM
  16/Aug/2007
- Frame Relay Fragmentation for Voice
  20/Feb/2007
- Frame Relay Traffic Shaping for VoIP and VoFR
  02/Feb/2006
- Toll-Fraud Prevention Feature in IOS Release 15.1(2)T
  29/Jul/2010
- Troubleshooting Unrecognized Voice Interface Cards on Cisco 1750, 1751, and 1760 Routers
  02/Feb/2006
- Troubleshooting Voice Connection Trunks
  02/Feb/2006
- VoFR Encapsulation and Fragmentation
  02/Feb/2006
- Waveform Coding Techniques
  02/Feb/2006
- Configuring SRS Telephony and MGCP Fallback
  12/Feb/2008
- MGCP and H.323 Voice Gateway Protocol Comparison
  04/Aug/2006
- VoIP over PPP Links with Quality of Service (LLQ / IP RTP Priority, LFI, cRTP)
  02/Feb/2006

News & Alerts

Technology Trends

Support

Communities

About Cisco

Programs