VoIP & Telecom
SIP Trunking
Primary and failover SIP trunks with codec policy, fraud controls, and quality monitoring.
We design and bring up SIP trunks that connect your PBX, softswitch, or contact-center platform to carriers—with explicit failover, codec negotiation policy, and monitoring so quality issues are visible early. Suitable for enterprises consolidating carriers and for platforms adding new interconnects.
From $2,499
Who it’s for
- • Enterprises consolidating voice carriers
- • MSPs provisioning trunks for customers
- • Contact centers adding capacity or redundancy
Problems we address
- • Single-trunk dependency with no tested failover
- • Codec mismatches causing one-way audio or poor MOS
- • Fraud exposure on open or weakly authenticated trunks
Expected outcomes
- • Primary + failover trunk design with documented cutover
- • Codec and RTP policy aligned to your endpoints
- • Auth, ACL, and rate controls appropriate to the interconnect
Capabilities
Concrete engineering capabilities included in a typical engagement for this service.
Trunk design and carrier onboarding support
SBC/edge configuration for trunk traffic
Failover and health-check strategies
Basic fraud controls on trunk edges
QoS and alert baseline
Technology
Representative technologies used for this service. Final stack depends on your estate.
- SIP
- SBC
- SRTP
- TLS
- FreeSWITCH
- Asterisk
- Prometheus
Architecture
Voice signalling path
Users and carriers meet through SBC, SIP proxy, and media services.
Deliverables
- • Trunk inventory and dial-plan mapping
- • Configured primary and failover paths as scoped
- • Test call evidence and acceptance checklist
- • Monitoring alerts for trunk health
- • Ops notes for carrier escalations
Out of scope
- • DID wholesale brokerage
- • Carrier contract negotiation
Timeline
Typical timeline
1–3 weeks
Timeline depends on scope, access, and dependencies—not a delivery guarantee.
Process
A clear delivery path from discovery through handover and optional support.
01
Discovery
Goals, constraints, success criteria, and current-state review.
02
Architecture
Target design, interfaces, risks, and delivery sequence.
03
Implementation
Incremental build with visible progress and documented decisions.
04
Testing
Functional checks, failure paths, and acceptance criteria validation.
05
Deployment
Controlled release to staging and production with rollback paths.
06
Handover
Runbooks, access notes, and operator/admin walkthrough.
07
Support
Optional hypercare window or retainer continuity after go-live.
Packages
Scoped offerings you can add to cart, or request a quote when the fit is custom.
SIP Trunk Setup
Primary + failover trunks with monitoring alerts.
$2,499
- • Primary and failover trunk configuration
- • Codec and auth policy
- • Basic fraud controls on the edge
- • Monitoring alerts and handover notes
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FAQ
No. We engineer the technical interconnect and can advise on what to ask carriers for, but commercial negotiation stays with you.
Ready to build?
Tell us about your environment, constraints, and target outcomes. We’ll recommend a package or a scoped quote.