SIP trunking - Caller ID Spoofing Services

XHO System Features​

XHO is a telecom system for SIP calls, balance management, Caller ID, tariffs, call history, API, SMS, eSIM, customer support, and Telegram automation.

1. SIP Calls​

Clients can use their SIP account with:

Zoiper, Linphone, MicroSIP, Grandstream, IP phones, softphones, call-center systems, CRM platforms, or PBX systems.

Features:

  • outbound SIP calls;
  • multiple tariff plans;
  • Caller ID support;
  • routes for different countries and destinations;
  • SIP registration status check;
  • answered and failed call history;
  • SIP usage on mobile, desktop, or hardware devices.

2. Personal Account Panel​

In the client account, users can:

  • check balance;
  • view SIP login;
  • check SIP connection status;
  • view call history;
  • view failed calls;
  • change Caller ID, if allowed;
  • choose available tariff plans;
  • top up balance;
  • contact support;
  • use API features;
  • access additional services.

3. Caller ID​

XHO supports Caller ID management.

Clients can:

  • view current Caller ID;
  • change Caller ID;
  • use allowed numbers;
  • check which number will be displayed during calls.
Important: Caller ID delivery depends on the country, operator, and selected route. In some destinations, Caller ID may be changed or may not pass through.

4. Call History​

XHO provides detailed call history:

  • call date and time;
  • destination number;
  • duration;
  • cost;
  • status;
  • tariff used;
  • successful calls;
  • failed calls;
  • failure reason, when available.
This is useful for clients, call centers, resellers, and support teams.

5. Failed Calls​

Clients can view failed calls and understand possible reasons:

  • wrong number format;
  • no available route;
  • insufficient balance;
  • SIP not registered;
  • operator error;
  • busy line;
  • no answer;
  • destination format issue.

6. Balance and Top-Up​

XHO includes balance control.

Clients can:

  • check current balance;
  • top up account;
  • use vouchers;
  • pay with cryptocurrency, if enabled;
  • view call charges;
  • control expenses.

7. Vouchers​

XHO supports balance top-up with vouchers.

How it works:

  1. The client receives a voucher.
  2. The client enters the voucher code in the system or through the bot, if enabled.
  3. The balance is topped up automatically.
  4. The voucher cannot be used again.

8. Telegram Bot​

Clients can use XHO through Telegram.

The bot can support:

  • connecting an existing account;
  • checking balance;
  • checking SIP status;
  • viewing recent calls;
  • viewing failed calls;
  • changing Caller ID;
  • contacting support;
  • future new account registration;
  • future voucher balance top-up;
  • future WebRTC dialer through Telegram Mini App.
The Telegram bot is useful for clients who do not want to use the web account panel.

9. WebRTC Dialer​

XHO can support calls directly from a browser or Telegram Mini App.

Features:

  • calls without installing a SIP app;
  • browser-based calling;
  • convenient dial keypad;
  • secure server-side gateway connection;
  • SIP password is not exposed in the browser;
  • suitable for mobile users and quick calls.

10. Service Numbers​

The system can support internal service numbers.

For example:

  • number to check SIP login;
  • number to check balance;
  • number to check Caller ID;
  • number to change Caller ID;
  • voice menu.
The client calls a short service number from their SIP account and receives information by voice.

11. Tariff Plans​

XHO supports different tariff plans.

Clients can:

  • use a standard tariff;
  • switch to another available tariff;
  • view destination prices;
  • choose routes for specific needs;
  • use tariffs for regular calls, call-center traffic, or CLI routes.

12. Client API​

XHO can provide a Client API.

Through the API, clients can:

  • get account information;
  • check balance;
  • view SIP data;
  • get available tariff plans;
  • change tariff, if allowed;
  • manage Caller ID;
  • integrate with their own system.
The API is useful for CRM systems, billing, automation, and custom client portals.

13. Reseller API​

XHO can provide a Reseller API for partners and resellers.

Resellers can:

  • create clients;
  • view their own clients;
  • top up client balances;
  • activate and deactivate clients;
  • change client tariffs;
  • view operation history;
  • integrate XHO with their own panel or CRM.
A reseller can work only with their own clients.

14. SMS API​

XHO can support SMS sending through API.

Features:

  • SMS sending by API;
  • balance check;
  • available destination list;
  • SMS pricing;
  • API key access;
  • usage for notifications, OTP, CRM, and system messages.
Important: Sender ID depends on the country, operator, and route. Delivery of Sender ID is not always guaranteed.

15. SMS Activation / Receive SMS​

The system can support temporary numbers for receiving SMS codes.

Features:

  • country selection;
  • service selection;
  • number purchase;
  • waiting for SMS;
  • receiving the code;
  • order status display;
  • charge after successful number/order issue.

16. eSIM​

XHO can support eSIM services.

Features:

  • purchase eSIM packages;
  • choose country or region;
  • view available plans;
  • receive QR code;
  • activate eSIM;
  • manage orders through the account panel or API.

17. Support​

XHO includes customer support.

Clients can:

  • create a ticket;
  • describe the issue;
  • receive operator replies;
  • get notifications;
  • provide account-related information;
  • contact support about calls, balance, SIP, Caller ID, SMS, eSIM, and API.
An AI assistant can also help answer simple questions and solve common issues faster.

18. Account Security​

XHO supports account protection.

Features:

  • blocking after wrong login attempts;
  • SIP password brute-force protection;
  • web login protection;
  • logging of block reasons;
  • protection against suspicious SMS activity;
  • manual review for risky accounts;
  • automatic unlock restriction for suspicious cases.

19. SIP Server Protection​

The system protects SIP infrastructure from scanners and attacks.

Features:

  • automatic blocking of suspicious IP addresses;
  • SIP port protection;
  • SIP scanner protection;
  • Fail2Ban;
  • website access remains available even if SIP access is blocked;
  • Asterisk log monitoring.

20. For Call Centers​

XHO is suitable for call centers.

Features:

  • multiple SIP lines;
  • route selection;
  • Caller ID;
  • call history;
  • API;
  • different tariffs;
  • CRM support;
  • cost control;
  • routes for different countries;
  • support for softphones and IP phones.

21. For Resellers​

XHO is suitable for partners who want to sell telecom services under their own brand.

Resellers can:

  • create clients;
  • manage client balances;
  • choose tariffs;
  • use API;
  • connect their own CRM;
  • build their own telecom service based on XHO.

22. Main Advantages of XHO​

  • worldwide SIP calls;
  • Caller ID;
  • flexible tariffs;
  • personal account panel;
  • Telegram bot;
  • WebRTC dialer;
  • Client API;
  • Reseller API;
  • SMS API;
  • SMS Activation;
  • eSIM;
  • vouchers;
  • crypto top-up;
  • call history;
  • failed calls;
  • account protection;
  • customer support;
  • business automation;
  • suitable for private clients, call centers, and resellers.
 
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