How to use click to call in ALOHUB node on N8N

Voice: Click to Call

Make an outbound call by connecting the customer's phone number with the internal IP Phone through Alohub.

Requirements: Node has been installed n8n-nodes-alohuband API Key credential has been set up. See Installation guide if not done yet.

Configuration

Drag the node Alohub into the canvas
Select Credential : Alohub account created
Select Resource : Voice
Select Operation : Make a Call
Fill in the parameters below

Parameter

Parameter	Type	Required	Example	Description
`Phone Number`	string	Yes	`0912345678`	The phone number to call
`IP Phone`	string	Yes	`6688`	The internal IP Phone extension

Note: The system automatically generates transactionIda unique identifier for each call for tracking and reconciliation.

Sample Response

On success:

{
  "success": true,
  "httpStatus": 200,
  "transactionId": "ah_n8n_a1b2c3d4-e5f6-7890-abcd-ef1234567890",
  "resource": "voice",
  "operation": "makeACall",
  "timestamp": "2026-04-15T09:00:00.000Z",
  "error_code": "SUCCESS",
  "error_message": "SUCCESS"
}

On error:

{
  "success": false,
  "httpStatus": 200,
  "transactionId": "ah_n8n_...",
  "error_code": "0",
  "error_message": "HỆ THỐNG OUTBOUND GẶP SỰ CỐ",
  "errorCode": "0",
  "errorMessage": "HỆ THỐNG OUTBOUND GẶP SỰ CỐ"
}

Example Workflow

Simple Workflow — Manual Call

[Manual Trigger] → [Alohub: Voice > Make a Call]
                     Phone Number: 0912345678
                     IP Phone: 6688

Advanced Workflow — Call from Google Sheets list

[Schedule Trigger] → [Google Sheets: Get Rows] → [Alohub: Voice > Make a Call]
                                                    Phone Number: {{ $json.phone }}
                                                    IP Phone: {{ $json.extension }}

Use with AI Agent

Click to Call can be used as a tool for AI Agent — AI will automatically extract the phone number and extension from the chat message.

Setup

Drag the node When chat message received → connect to AI Agent
Add Chat Model (OpenAI / Claude / Gemini)
Add Tool : select Alohub Tool
Configure Alohub Tool:

Field	Value	Explanation
Resource	`Voice`	—
Operation	`Make a Call`	—
Phone Number	`{{ $fromAI('phoneNumber', 'Số điện thoại cần gọi', 'string') }}`	AI automatically extracts from the chat message
IP Phone	`{{ $fromAI('ipPhone', 'Số extension IP Phone', 'string') }}`	AI automatically extracts from the chat message

Example chat

# Người dùng gõ:
"Gọi cho khách hàng 0912345678 qua máy nhánh 6688"

# AI Agent tự động:
# 1. Nhận diện cần gọi Voice > Make a Call
# 2. Trích xuất phoneNumber = "0912345678", ipPhone = "6688"
# 3. Gọi Alohub Tool → thực hiện cuộc gọi
# 4. Trả kết quả cho người dùng