Specification sheet · Mobile, Roaming & IoT
Signalling Services (SS7, Diameter, HTTP/2)
Carrier-grade SS7, Diameter and 5G HTTP/2 signalling transport, hubbing and interworking - with STP, DRA and SEPP functions, a signalling firewall and number lookup services on a global GRX/IPX footprint.
SS7, Diameter and 5G HTTP/2 signalling transport and hubbing with STP/DRA/SEPP, interworking, signalling firewall, HLR/HSS and number portability lookups over GRX/IPX.
- Generations: SS7, Diameter, HTTP/2
- 3
- Signalling partner networks
- 600+
- Signalling core availability
- 99.99%
At a glance
- SS7 (MAP/CAMEL/ISUP) over TDM and SIGTRAN (M2PA/M3UA)
- Diameter routing agent with topology hiding and load balancing
- 5G SEPP for N32 roaming with PRINS and TLS security
- SS7–Diameter and Diameter–HTTP/2 interworking functions
- Signalling firewall aligned to GSMA FS.11, FS.19, FS.20, FS.36
- Number portability lookups in 100+ countries; HLR/HSS lookup
- GRX/IPX transport across six global PoPs
- Geo-redundant STP/DRA/SEPP with 99.99% availability
Typical use cases
- 01Mobile network operators
- 02MVNOs and full MVNOs
- 03Messaging and voice providers
- 04IoT connectivity providers
- 05Security and fraud teams
Technical & commercial specifications
| Protocols | SS7 MAP/CAMEL/ISUP/SCCP; Diameter (RFC 6733); 5G HTTP/2 SBI |
|---|---|
| Access | TDM E1, SIGTRAN M2PA/M3UA over SCTP, Diameter over SCTP/TCP/TLS, N32 |
| Network functions | STP, DRA/DEA, SEPP, IWF, signalling firewall, SMS home router |
| Transport | GRX/IPX, PoP cross-connect, IPsec; dual-homed peering |
| PoPs | London, Frankfurt, Amsterdam, Ashburn, Mumbai, Singapore |
| Security | GSMA FS.11, FS.19, FS.20, FS.36 aligned; category 1–3 filtering |
| Lookups | MNP in 100+ countries; HLR/HSS; HTTPS API or native MAP/Diameter |
| Availability | Geo-redundant functions; 99.99% availability SLA |
| Support | 24×7 signalling NOC; P1 response ≤ 15 min; named engineer |
Talk to Dollu about Signalling Services
Send us your destinations, volumes, sites or use case and we will return a proposal, pricing and a technical plan within one business day. Test credentials and the full service description and SLA document are available on request.
- Sales
- [email protected]
- Phone
- +91 777-500-2222
- Web
- dollu.com
- NOC
- [email protected] · 24×7
Dollu Ltd · 2403A, Iconic Corenthum, Sector 62, Noida 201301, India. This sheet summarises the standard service; specifications may vary by country and are confirmed in the service order.
Online version: https://dollu.com/services/mobility-iot/signalling-services
Contact: https://dollu.com/contact?service=signalling-services