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Specification sheet · Voice & Wholesale Carrier Services

Dollu Ltd

dollu.com

[email protected]

+91 777-500-2222

Carrier Interconnection

Bilateral voice interconnects over SIP, TDM or private IPX-style links at six global PoPs - with swap and bilateral commercial models built for carriers, MNOs and MVNOs.

Direct carrier-to-carrier interconnection: SIP and TDM handoff, PoP cross-connects, private IP interconnect and bilateral or swap agreements for licensed operators.

Carrier interconnects
600+
Core interconnect PoPs
6
Backbone capacity
1.4 Tbps

At a glance

  • Bilateral interconnects with 600+ carriers and MNOs
  • SIP, TDM/SS7 and IPX-style private IP handoff
  • Cross-connects at London, Frankfurt, Amsterdam, Ashburn, Mumbai, Singapore
  • Bilateral, swap, hubbing and revenue-share commercial models
  • Shared per-route quality statistics for both parties
  • Structured settlement, dispute and reconciliation cycle
  • Dual-homed handoff and capacity engineered for peaks
  • One agreement extendable to origination, SMS and signalling

Typical use cases

  • 01International carriers
  • 02Mobile network operators
  • 03MVNOs and MVNEs
  • 04Fixed-line and cable operators
  • 05OTT and cloud communications platforms

Technical & commercial specifications

HandoffSIP (UDP/TCP/TLS), SIP-I/SIP-T, TDM E1/T1 with ISUP via gateway
TransportPublic IP, IPsec, MPLS, IPX-style private IP, PoP cross-connect
PoPsLondon, Frankfurt, Amsterdam, Ashburn, Mumbai, Singapore; 40+ partner points
Ports1G and 10G Ethernet cross-connects; E1/T1 at TDM-enabled PoPs
MediaRTP/SRTP; G.711a/u, G.729, G.722, AMR-WB, Opus; transcoding
CommercialBilateral decks, swaps, hubbing, revenue share, sending-party-pays
SettlementMonthly by default; agreed dispute window; CDR reconciliation
QualityShared ASR/ACD/PDD/MOS/CLI statistics per route; monthly QoS review
CapacityCommitted and burst; dual-homed handoff; per-prefix CPS and channels
Contact[email protected]; carrier-relations manager; 24×7 NOC

Talk to Dollu about Carrier Interconnect

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.

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/voice/carrier-interconnection