Category Archives: IP Telephony

How to configure Tata SIP trunks in VICIdial — registered and peer setups (safe examples)

Quick overview: Register vs Peer Registration (client registers to provider) Peer / No registration Before you start — redaction note All examples below use placeholders: 1) Example — Peer (no registration) trunk (redacted) VICIdial Carrier (Account Entry) — set Protocol … Continue reading

Posted in IP Telephony | Tagged , , , , , , , | Leave a comment

🛠️ VICIdial 11 AGI Error Fix: “Failed to execute /usr/share/asterisk/agi-bin/agi-DID_route.agi”

🔍 Problem Description While configuring or running VICIdial 11, you may encounter the following error in your Asterisk logs: ⚠️ Cause of the Error This error occurs because the AGI directory (/usr/share/asterisk/agi-bin/) or the AGI scripts (like agi-DID_route.agi) are missing.These … Continue reading

Posted in IP Telephony | Tagged , , , , , , , , , | Leave a comment

How to Update VICIdial IP After Restoring Backup on a New Server

If you’ve taken a VICIdial backup from one server and restored it on another machine with a different IP address, you’ll need to update the server IP inside VICIdial’s configuration and database tables. Without doing this, agents, phones, and campaigns … Continue reading

Posted in IP Telephony | Tagged , , , , | Leave a comment

How to Connect Your Telco SIP/PRI to a Cloud PBX (Azure/AWS/Datacenter)

How to Connect Your Telco SIP/PRI to a Cloud PBX (Azure/AWS/Datacenter) In many countries, telecom operators provide SIP trunks as a PSTN replacement service, typically delivered over fiber or wireless links. These SIP trunks are usually bound to a private … Continue reading

Posted in IP Telephony | Tagged , , , , , , , , , , , , , , , , , , | Leave a comment

How to Delete Issabel Call Recording Files

Issabel PBX, a popular open-source Unified Communication solution, saves call recordings in the directory /var/spool/asterisk/monitor/. Over time, these call recordings can consume significant disk space, leading to storage issues. To ensure your server continues to operate efficiently, it is necessary … Continue reading

Posted in IP Telephony | Tagged | Leave a comment

How to Create IVR Prompt Audio Files Using Online Tools

Interactive Voice Response (IVR) systems are essential for businesses looking to automate customer interactions. A professional and clear IVR prompt ensures that customers can navigate options effectively. If you already have a WAV file for your IVR prompts, you might … Continue reading

Posted in IP Telephony | Tagged , | Leave a comment

How to change SIP Port in Issabel

How to change SIP Port in Issabel Securing Your Issabel IP PBX: A Step-by-Step Guide to Changing SIP Ports Issabel IP PBX systems play a pivotal role in modern business communications, facilitating seamless voice and data integration. To enhance the … Continue reading

Posted in IP Telephony | Tagged | Leave a comment

How to Change Issabel PBX web interface ports for Enhanced Security

How to Change Issabel PBX web interface for Enhanced Security In today’s digital landscape, ensuring the security of your Issabel PBX is crucial. One effective way to enhance security is by changing the default HTTP and HTTPS ports. This step-by-step … Continue reading

Posted in IP Telephony | Tagged , , | Leave a comment

How to configure BSNL SIP Trunk on Asterisk

How to configure BSNL SIP Trunk on Asterisk or Issabel BSNL now provides SIP Trunk with DIDs  in genreal they call it SIP PRI  and asking you to buy channels as they were selling copper  PRI links .Now they are … Continue reading

Posted in IP Telephony | Tagged , , | Leave a comment

How to Connect two Grandstream UCM via SIP Trunk

Effortless Communication: Connecting Grandstream UCM via SIP Trunk for Seamless Internal Extensions Calling In the realm of unified communication, Grandstream’s UCM series stands out as a reliable and feature-rich solution for businesses seeking seamless connectivity. This article aims to guide … Continue reading

Posted in IP Telephony | Tagged , | Leave a comment