ShelCron

VoIP & Telecom

VoIP Monitoring

SIP/RTP observability—metrics, tracing, alerting, and dashboards operators can trust.

You cannot operate voice blind. We implement VoIP monitoring that covers signaling health, media quality indicators, trunk status, and capacity—using Prometheus/Grafana, Homer/HEP, and platform-native metrics so incidents are diagnosable instead of anecdotal.

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Who it’s for

  • NOC and platform ops teams
  • Carriers needing earlier detection of route issues
  • Contact centers tired of “the phones are down” tickets with no data

Problems we address

  • Outages are reported by users before monitors fire
  • SIP traces are ad hoc and hard to correlate
  • Capacity limits are discovered during peak failure

Expected outcomes

  • Metrics and alert baselines for critical voice paths
  • Tracing pipelines for SIP diagnostics
  • Dashboards tailored to operator workflows

Capabilities

Concrete engineering capabilities included in a typical engagement for this service.

Prometheus/Grafana voice dashboards

Homer/HEP or equivalent SIP tracing

Trunk and registration health checks

Alert routing to your chat/on-call tools

Capacity and error-budget style views as scoped

Technology

Representative technologies used for this service. Final stack depends on your estate.

  • Prometheus
  • Grafana
  • Homer
  • sngrep
  • OpenSIPS/Kamailio stats
  • FreeSWITCH ESL/metrics
  • Alertmanager

Architecture

Voice signalling path

Users and carriers meet through SBC, SIP proxy, and media services.

UsersAgentsSBCSIP ProxyMedia ServerCarrier

Deliverables

  • Monitoring architecture
  • Dashboards and alert rules as scoped
  • Runbooks linked to alerts
  • Tracing access guide
  • Handover session

Out of scope

  • 24/7 NOC staffing unless retainer-scoped

Timeline

Typical timeline

1–4 weeks

Timeline depends on scope, access, and dependencies—not a delivery guarantee.

Process

A clear delivery path from discovery through handover and optional support.

  1. 01

    Discovery

    Goals, constraints, success criteria, and current-state review.

  2. 02

    Architecture

    Target design, interfaces, risks, and delivery sequence.

  3. 03

    Implementation

    Incremental build with visible progress and documented decisions.

  4. 04

    Testing

    Functional checks, failure paths, and acceptance criteria validation.

  5. 05

    Deployment

    Controlled release to staging and production with rollback paths.

  6. 06

    Handover

    Runbooks, access notes, and operator/admin walkthrough.

  7. 07

    Support

    Optional hypercare window or retainer continuity after go-live.

Custom engagement

Pricing depends on architecture, traffic profile, and integration depth. Share your requirements for a scoped quote.

Related work

Example / concept projects shown for illustration unless otherwise verified.

FAQ

Monitoring setup is separate from on-call response. Continuous response can be scoped later as an optional managed retainer.

Ready to build?

Tell us about your environment, constraints, and target outcomes. We’ll recommend a package or a scoped quote.