This document provides two captures of debug vtsp all command output for a single call that successfully passed a fax. The first is for T.38 fax, but it is also relevant for fax relay over Voice over IP (VoIP). This output contains comments to illustrate the process of identifying that...
This document demonstrates basic techniques and commands to troubleshoot and debug VoIP networks. An overview of the Voice Call Flow and Telephony Architecture in a Cisco Router is presented, followed by a step-by-step VoIP troubleshooting approach presented in these steps:
Cisco IOS TelephonyService (ITS), formerly known as IP Keyswitch, is an IP Telephony call processing solution integrated into Cisco IOS® Software that fits in the Cisco Architecture for Voice, Video, and Integrated Data (AVVID). The basic concept is to provide minimal PBX/key-switch...
...processing errors in the voicetelephonyserviceprovider (VTSP), use the debug vtsp error command...configuration of the voice call debug output. To show the voicetelephonyserviceprovider (VTSP) Real-Time...