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Gateway Protocols

Media Gateway Control Protocol (MGCP)
H.323
Voice over ATM (VoATM)
Skinny Call Control Protocol (SCCP)
Simple Gateway Control Protocol (SGCP)
Voice over Frame Relay (VOFR)

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Configuration
- CUCM PLAR Configuration Example 14-Sep-2017
- CUCM Auto Configuration for SCCP Gateways 22-Jul-2016
- Secured MGCP Communication between Voice GW and CUCM via IPsec Based on CA Signed Certificates Configuration Example 07-Apr-2015
- How-to Configure Microsoft NetMeeting with Cisco IOS Gateways 02-Oct-2014
- Configuring and Troubleshooting an ATA 186 with a Cisco IOS Gateway 29-Sep-2014
- Configuring Connection Trunk for VoIP Gateways 22-Sep-2014
- CUBE Third-Party Interoperability Fax Guidelines 14-Aug-2013
- MGCP Support on a VRF Enabled Router Configuration Example 22-Aug-2011
- Configure and Troubleshoot Cisco IOS Telephony Service (ITS) 21-Oct-2009
- VoIP over Frame Relay with Multipoint PVCs and Prioritization 06-Jul-2007
- H.320 Gateway to H.323 Gatekeeper Video Call Flow 23-Jan-2007
- VoIP with IVR 17-Jan-2007
- Add Additional Ethernet Interfaces on the PGW Platform 04-Dec-2006
- VoIP with Common Channel Signaling (CCS) 20-Nov-2006
- VoIP with Channel Associated Signaling (CAS) 13-Nov-2006
View all documentation of this type
Operation and Troubleshooting
- H.323
  - Identify, Supersede, and Maintain Compatible DSP Firmware Version Levels on C5510 DSPs 29-Sep-2014 (PDF - 78 KB)
- Configure and Troubleshoot MGCP Gateways 15-Jul-2022
- Gateway to Gatekeeper (H.235) and Gatekeeper to Gatekeeper (IZCT) Security Troubleshooting Guide 20-Feb-2019
- CUCM Call Distribution Mechanism in SIP/H323 Trunk 05-Jun-2018
- Troubleshoot Music On Hold Failure When Gateway is Integrated Service Router 4431 04-Jan-2018
- Cisco IOS, Phone, UCM and CUC Packet, and PCM Captures Command Reference 08-Jun-2017
- VCS Recommended FindMe ID Formats 31-Mar-2015
- Use VLT to Read and Interpret CUCM Traces 03-Mar-2015
- Fax Troubleshoot Guide - H.323 05-Feb-2015
- FAX-MGCP Troubleshoot Guide 30-Jan-2015
- Fax Troubleshoot Guide 15-Jan-2015
- Identify, Supersede, and Maintain Compatible DSP Firmware Version Levels on C5510 DSPs 29-Sep-2014 (PDF - 78 KB)
- Understanding H.323 Gatekeepers 25-Sep-2014
- IP Phone Replies to One Ping Out of Two 27-Jun-2011
- Identify, Supersede, and Maintain Compatible DSP Firmware Version Levels on C5510 DSPs 23-Feb-2009
- Troubleshooting One Way Voice Issues 13-Oct-2008
View all documentation of this type