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Recent Faxes

Type Number Date Status

API Activity

ID From To Pages Source Date Status Actions

Send New Fax

Connect physical fax machines or software fax clients using SIP registration. Devices can send and receive faxes.

Registered Devices

Device Name SIP Username FAX Number Status Connection Actions

SIP Configuration

send.sendfax.co.il
5060
UDP
G.711 (PCMA/PCMU)

How to Connect

  1. Add a new device using the button above
  2. Configure your fax machine/software with the SIP credentials
  3. Use the SIP username as the username and the provided password
  4. Set the SIP server to send.sendfax.co.il:5060

API Base URL:

Use these keys to authenticate API requests. Keep your keys secure!

Name Key Created Last Used Requests Status Actions
Time Key Endpoint Method Status IP Error

My Webhooks

Configure webhooks to receive fax notifications
Name FAX Number URL Method Events Status Stats Actions

All FAX Numbers

How to manage authorized senders:

Click the arrow (►) next to any fax number to expand and manage its authorized email senders for Mail-to-Fax.

FAX Number Email Assigned To Features Status Actions
ID Username Email Role Status Last Login Actions

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Blocked Users

Recent Events

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User Credits

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Recent Transactions

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Call Detail Records

Date Direction From To Pages Duration Status SIP Code Result Credits

Profile

Username:

Email:

Role:

Change Password

At least 8 characters with uppercase, lowercase, number and special character

Two-Factor Auth

Two-factor authentication is not enabled. We recommend enabling it for better security.

Domain & URLs

Domain for mail-to-fax (e.g., fax.example.com)
Full URL to API endpoint
Full URL to portal

SIP Settings

SIP server hostname

FAX Settings

SMTP Settings (Outgoing Email)

IMAP Settings (Mail to FAX)

Version Info

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Build Date -
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Server Info

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OS -
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Database

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Fax Numbers -
Total Faxes -
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Active Jails

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Banned IPs

5

Whitelisted IPs

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Last Update

Fail2Ban Jails Status

Jail Name Status Current Bans Total Bans Max Retry Ban Time Actions
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Banned IP Addresses

IP Address Jail Ban Time Expires Actions
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Manual Ban IP

Whitelisted IPs

These IP addresses will never be banned by Fail2Ban or blocked by the firewall.
IP Address / Range Description Source
188.64.209.0/24 Paycall Primary Range Fail2Ban + IPTables
188.64.208.0/24 Paycall Secondary Range Fail2Ban + IPTables
31.154.180.58 Office IP 1 Fail2Ban + IPTables
212.199.153.82 Office IP 2 Fail2Ban + IPTables
212.199.156.210 Office IP 3 Fail2Ban + IPTables
127.0.0.1 Localhost Fail2Ban

Security Logs

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Firewall Settings

Default Ban Settings

Email Notifications

Protection Levels

Low

Higher tolerance, fewer bans

Medium

Balanced protection

High

Aggressive blocking

Service Control

Fail2Ban

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IPTables / Firewall

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Total Calls Today

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Last Call

Recent 153 Calls

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Fax to Mail

When a fax is received on your fax number, it is automatically converted to PDF and sent to your email address.

How it Works

1
Incoming Call

A fax call arrives to your fax number (153XXXXXXXX)

2
Fax Reception

The system receives the fax using T.38 or G.711 protocol

3
PDF Conversion

The fax is converted from TIFF to PDF format

4
Email Delivery

The PDF is sent as an attachment to your configured email

Configuration

To enable Fax to Mail for a fax number:

  1. Add a Fax Number - Create or select a fax number in the system
  2. Set Email Address - Enter the email where faxes should be sent
  3. Enable "Fax to Mail" - Make sure this option is checked
API Example
# Add fax number with Fax to Mail enabled
curl -X POST "https://send.sendfax.co.il/api/index.php?endpoint=numbers" \
  -H "X-API-Key: YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "fax_number": "15312345678",
    "email": "user@example.com",
    "description": "Main Office Fax",
    "fax_to_mail": 1,
    "mail_to_fax": 0
  }'

Email Format

Received fax emails include:

  • Subject: New Fax Received - [Fax Number]
  • From: fax@paycall.co.il
  • Attachment: fax_[ID]_[DATE].pdf
  • Body: Sender info, pages count, date/time

Mail to Fax

Send faxes by simply sending an email! Attach a PDF or TIFF file and send it to a special email address.

How to Send

Send To: DESTINATION_NUMBER@send.sendfax.co.il
Example: 0312345678@send.sendfax.co.il

How it Works

1
Compose Email

Create a new email with your fax document attached (PDF or TIFF)

2
Set Recipient

Enter the destination fax number followed by @send.sendfax.co.il

3
Send Email

Send the email - the system will queue it for fax transmission

4
Confirmation

You'll receive a confirmation email when the fax is sent

Requirements

  • Authorized Email: Your email must be associated with a fax number that has "Mail to Fax" enabled
  • File Format: Supported formats: PDF, TIFF, JPG, PNG, GIF, BMP, WebP, TXT, HTML, DOC*, DOCX*, RTF*
  • File Size: Maximum 10MB per attachment
  • Valid Destination: Destination number must be a valid fax number

Supported File Formats

Format Extensions Conversion
PDF .pdf Native
TIFF .tif, .tiff Native
JPEG .jpg, .jpeg Auto-convert to PDF
PNG .png Auto-convert to PDF
GIF .gif Auto-convert to PDF
BMP .bmp Auto-convert to PDF
WebP .webp Auto-convert to PDF
Text .txt Auto-convert to PDF
HTML .html Auto-convert to PDF
Word* .doc, .docx Requires LibreOffice
RTF* .rtf Requires LibreOffice

Images and documents are automatically converted to PDF before fax transmission.

Configuration

To enable Mail to Fax for your fax number:

  1. Configure Your Fax Number - Make sure your email is set as the fax number's email
  2. Enable "Mail to Fax" - Check this option for your fax number
  3. Send from Authorized Email - Only emails from the configured address will be processed

Authorized Senders

You can authorize multiple email addresses or entire domains to send faxes from a single fax number:

Type Example Description
Email user@example.com Only this specific email address can send faxes
Domain @example.com Any email address from this domain can send faxes (e.g., john@example.com, sales@example.com)
Manage authorized senders in: FAX NumbersAuthorized Email Senders
API Example
# Add authorized email sender
curl -X POST "https://send.sendfax.co.il/api/auth_api.php?action=authorized-senders" \
  -H "X-Session-Token: YOUR_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{
    "fax_number_id": 1,
    "email_pattern": "user@example.com",
    "is_domain": false
  }'

# Add entire domain as authorized sender
curl -X POST "https://send.sendfax.co.il/api/auth_api.php?action=authorized-senders" \
  -H "X-Session-Token: YOUR_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{
    "fax_number_id": 1,
    "email_pattern": "@example.com",
    "is_domain": true
  }'

Email Fields Explained

Field Value Description
To: FAX_NUMBER@send.sendfax.co.il The destination fax number followed by @send.sendfax.co.il
Example: 037173338@send.sendfax.co.il
From: your-email@domain.com Must be an authorized email address (configured in Authorized Senders)
Subject: Optional Used as cover page title (optional - can be empty)
Body: Ignored Email body text is ignored - only attachments are sent as fax
Attachment: Required PDF or TIFF file to send as fax (max 10MB)

Email Example

Important Notes

  • Security: Only emails from your registered email address will be processed
  • Format: The system automatically converts PDF to fax format
  • Delivery Time: Faxes are usually sent within 1-5 minutes
  • Retries: Failed faxes are automatically retried up to 3 times

API Usage

Use our REST API to integrate fax capabilities into your applications.

Authentication

All API requests require an API key in the header:

X-API-Key: your-api-key-here

Get your API key from the API Keys page.

Base URL

https://send.sendfax.co.il/api/index.php?endpoint=

FAX Numbers

Method Endpoint Description
GET /numbers List all fax numbers
GET /numbers/{id} Get specific fax number
POST /numbers Create fax number
PUT /numbers/{id} Update fax number
DELETE /numbers/{id} Delete fax number
Create FAX Number
curl -X POST "https://send.sendfax.co.il/api/?endpoint=numbers" \
  -H "X-API-Key: YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "fax_number": "15312345678",
    "email": "user@example.com",
    "description": "Main Office",
    "fax_to_mail": 1,
    "mail_to_fax": 1
  }'

FAX Devices (SIP)

Method Endpoint Description
GET /devices List SIP devices
GET /devices/{id} Get device details
POST /devices Create SIP device
PUT /devices/{id} Update device
DELETE /devices/{id} Delete device
Create FAX Device
curl -X POST "https://send.sendfax.co.il/api/?endpoint=devices" \
  -H "X-API-Key: YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "device_name": "Office Fax Machine",
    "fax_number_id": 1,
    "description": "Main office",
    "allow_inbound": 1,
    "allow_outbound": 1
  }'

# Response:
{
  "success": true,
  "data": {
    "id": 1,
    "sip_username": "fax1234",
    "sip_password": "auto_generated",
    "sip_server": "send.sendfax.co.il",
    "sip_port": 5060
  }
}

Faxes

Method Endpoint Description
GET /incoming List incoming faxes
GET /incoming/{id} Get incoming fax
GET /outgoing List outgoing faxes
GET /outgoing/{id} Get outgoing fax
DELETE /outgoing/{id} Cancel pending fax
List with Filters
curl "https://send.sendfax.co.il/api/?endpoint=incoming&fax_number=15312345678&status=received&from_date=2025-01-01&limit=50" \
  -H "X-API-Key: YOUR_API_KEY"

Send Fax

Method Endpoint Description
POST /send Send fax (file upload or base64)
Send Fax (File Upload)
curl -X POST "https://send.sendfax.co.il/api/?endpoint=send" \
  -H "X-API-Key: YOUR_API_KEY" \
  -F "fax_number_from=15312345678" \
  -F "fax_number_to=0523456789" \
  -F "file=@document.pdf"
Send Fax (Base64)
curl -X POST "https://send.sendfax.co.il/api/?endpoint=send" \
  -H "X-API-Key: YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "fax_number_from": "15312345678",
    "fax_number_to": "0523456789",
    "file_content": "BASE64_PDF_CONTENT",
    "file_type": "pdf"
  }'

Settings & Stats

Method Endpoint Description
GET /settings Get all settings
PUT /settings/{key} Update setting
GET /stats Get statistics
GET /health Health check (no auth)
POST /apikeys Create API key

Managing Fax Numbers

Fax Number Format

All fax numbers start with prefix 153 followed by 8 digits:

153XXXXXXXX

Example: 15312345678

Number Settings

Setting Description
Email Email address for receiving faxes and authorizing mail-to-fax
Fax to Mail Enable to receive incoming faxes via email
Mail to Fax Enable to send faxes via email
Description Optional description for the number