Providing the future of telecoms today

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The future of telecommunications today

The Comfone IPX is an IP Interconnection Ecosystem for the future of telecommunications today. It is a private, secure IP Cloud Network with global reach boasting one of the largest on-net customer bases worldwide. Carrier partners and customer CSPs are connected to exchange mobility data services.

These mobility data services include roaming, interworking and IoT Connectivity alongside A2P/P2A messaging and virtual mobile number monetisation. The IPX platform provides security and firewall solutions, and proudly integrates Big Data management and analysis at network and business level. We offer quality and redundancy with a resilient IPX Backbone Network.

The Comfone IPX is ready for the next generation of 5G roaming.
We are ready to launch as soon as you wish to implement.
Want to find out more?


Barbara Britter
Barbara Britter
Polkomtel | International Wholesale Services Manager

I recommend Comfone as a partner for GRX / IPX and Roaming Hub business – services are well designed, stable and flexible if adapting is needed.
Sales contact and end-to-end project management are the key advantages – I appreciate the most professional, smooth and extremely friendly cooperation. Thank you.

IPX SS7 Mobility Signalling

IPX SS7 Mobility Signalling

Superior Mobility SS7 Signalling Service for 2G (GSM/EDGE/GPRS) and 3G (UMTS/HSPA/HSPA+) mobile networks worldwide for the enablement of roaming, mobility and SMS Messaging.  Global reach to all 1’000+ SS7 SCCP/MAP signalling destination networks worldwide.  SIGTRAN based SCCP and MTP SS7 Signalling protocol support and all IP access methods available including IPSec/Internet, private dedicated Leased Lines or private interconnections.

How do we serve you

Comfone’s IPX services offer superior quality SS7, Diameter / LTE, GRX and various monitoring tools tailored to the requirements of MNOs, MVNOs, Sponsored Roaming and IoT solution providers and more.

This email address is being protected from spambots. You need JavaScript enabled to view it. to learn more about how we can provide you with an IPX solution designed specifically to suit your needs.

ipx services cloud
signalling tracing

Signalling Tracing

An intuitive, near real-time tracing application used to analyse signalling transactions for SS7 (MAP, CAP), Diameter (S6a and S9), GTP-C and DNS via a single user interface.


Monitor the condition of your roaming network based on individual or combined SS7, Diameter and GTP-C Signalling transaction KPIs. Identify the status in near real time.
app screenshot hawkeye map
app screenshot hawkeye grid
help ipx how to 01 hawkeye screen public

LTE / Diameter Signalling

Superior Roaming Signalling Service with global reach to all LTE Roaming enabled mobile networks worldwide.
Diameter Routing and Edge Agent functionalities, such as topology hiding and IMSI based routing of S6a diameter messages, are all available.
IP access methods available including IPSec/Internet, private dedicated Leased Lines or private interconnections.


The Comfone GRX/IPX

With the ever-increasing volume of mobile data roaming traffic, the need for a robust, resilient, reliable, cost-efficient and fully end-to-end managed GRX service is essential.

Comfone has been a GRX Carrier since the inception of the GPRS Roaming Exchange in 2001 and therefore provides reach to all data roaming enabled mobile networks by means of GRX Peering arrangements with all other GRX Carriers in all of the three regional GRX Peering Exchanges.

The Comfone GRX/IPX supports GPRS, 3G and LTE Data Roaming traffic and is fully compliant with the relevant GRX-related GSMA specifications.

Furthermore, the Comfone GRX is fully integrated into the innovative Comfone Data Roaming Function of Key2roam Hub.

Contact us / Request an offer

  • Intelligently designed IPX Core Network

    The Comfone IPX Backbone is a private and secure IP Network Interconnection Exchange to address the current and future needs of the wholesale telecommunications ecosystem for all network-related interactions between the many Mobile Services Providers of today and of tomorrow. 

    It is the transport network and for the IPX services which our customers require to exchange with their partners at a wholesale level for roaming, interworking, messaging and connectivity worldwide.

  • The many Service Providers include the Comfone Key2roam Hub, Mobile Network Operators, Sponsored MVNOs, Sponsoring MNOs, OTT, A2P and CPaaS Providers as well as IoT/M2M Platform and Connectivity Providers – we expect the number and types of Service Providers to increase as we approach 5G.

    The network has been intelligently designed to integrate multiple, trusted global and regional network connectivity providers at each of the three regional GSMA IPX Peering Points. The Comfone IPX has peering arrangements with all of the other IPX Carrier partners, full redundancy and sufficient capacity on all elements of the network, offers the full suite of QoS features and is operated in full GSMA compliancy.

    Fully redundant access connectivity models are architected for each Comfone IPX Customer from every customer location worldwide.

The map below is a visual representation of Comfone’s global IPX Connectivity.
For more information about Comfone’s IPX PoP Connectivity
sms gateway

SMS Gateway

Manage your A2P, P2A and P2P SMS interworking traffic. Real-time, high availability filtering, firewalling and analysis of SMS-related SS7 signalling traffic and screening of unwanted Interworking SMS.

Per relation accounting of sent and received interworking SMS, advanced graphical reports, production of SMS bulk files compatible with the GSMA AA.19 and AA.60/63. Delivery of the bulk files to Comfone SMS interworking Clearing Service or any other Clearing House.

IPX Partner VAS

Comfone offers a broad range of IPX VAS, some of which are accessible via our Partners. From Steering of Roaming (SoR) to Welcome SMS our open platform strategy ensures all your roaming needs are met.

steering of roaming

Steering of Roaming (SoR)

Maximise outbound roaming revenues and provide the best possible user experience by giving Mobile Network Operators the choice of which roaming partner network their own subscribers attach to whilst roaming internationally.
welcome sms

Welcome SMS

Benefit from reaching out to subscribers and informing them about tariff plans, commercial promotions and innovative services.
Signalling Firewall

Signalling Firewall

It has become evident that each Mobile Network Operator must define and implement a security strategy to underline the commitment of protecting their customers’ mobile communications from signalling attacks as well as fraud and spam scenarios. A Signalling Firewall is essential to manage malicious signalling going into and out of your network.

The SS7 & Diameter Signalling Firewall is based on proven technology that provides complete protection across the full range of signalling threats identified by the GSMA. The Signalling Firewall can be deployed as a remotely managed hosted turnkey service via Comfone’s IPX Signalling Service.

Request Access to Pulse

Pulse, Comfone’s online business portal fully integrates the complete portfolio of services and apps. If you do not yet have access to Pulse, contact the Pulse administrator in your organisation or contact pulse@comfone.com

For more information on how to set up Pulse, please check out this video.

Global presence

Comfone has regional offices around the globe. Click here to find your regional representative.


Contact us

If you have any questions about any of our services or would like to schedule a meeting, please contact our Sales Operations team at sales.operations@comfone.com