SIP Trunk Commissioning Checklist

This SIP trunk commissioning checklist ensures compliance with SIP RFC 3261, ITU-T Q.931 signaling standards, and FCC Part 68 connection requirements. Designed for telecom engineers and network architects to systematically commission SIP trunks, validate carrier interconnection, and verify emergency services compliance. Complete all sections before customer handoff.

  • Industry: Telecommunications & IT
  • Frequency: Per Event
  • Estimated Time: 30-45 minutes
  • Role: Telecom Engineer / Network Architect
  • Total Items: 30
  • Compliance: SIP RFC 3261 Session Initiation Protocol, ITU-T Q.931 ISDN Signaling, FCC Part 68 Connection Requirements, TIA-942-B Data Center Infrastructure, NIST SP 800-52 Rev.2 TLS Implementation

Carrier Provisioning Verification

Verify carrier-side provisioning and DID allocation.

  • DID number range provisioned correctly?
  • Contracted channel capacity confirmed with carrier?
  • Agreed codec list confirmed with carrier?
  • Source IP addresses whitelisted with carrier?
  • Carrier NOC contact information documented?

PBX/SBC Configuration

Session Border Controller and PBX configuration validation.

  • Session Border Controller (SBC) configured?
  • SIP authentication credentials configured?
  • Codec priority order configured on PBX?
  • Dial plan tested for all routing scenarios?
  • Trunk group hunt sequence configured?

Connectivity and Call Testing

End-to-end call path validation.

  • Inbound calls tested on all DIDs?
  • Outbound calls tested (local, long distance, international)?
  • Caller ID presenting correctly on inbound and outbound?
  • Concurrent call capacity tested?
  • Fax over IP (T.38) tested if required?

Failover and Resilience

Redundancy and failover scenario testing.

  • Primary trunk failover to secondary tested?
  • Survivable remote site calling tested (if applicable)?
  • Call rerouting on trunk failure verified?
  • Failover time within SLA threshold?
  • Failover Test Notes

Security Configuration

SIP security and fraud prevention controls.

  • TLS 1.2+ enabled for SIP signaling?
  • SRTP enabled for media encryption?
  • IP ACLs restricting SIP traffic to carrier IPs?
  • Toll fraud prevention rules configured?
  • Screenshot of SBC Security Configuration

Documentation and Customer Handoff

Final documentation and customer acceptance.

  • As-built documentation completed?
  • DID number list provided to customer?
  • Carrier escalation procedures documented?
  • Customer acceptance sign-off obtained?
  • Handoff Notes

Related IT & Data Security Checklists

Related Data Center Checklists

Why Use This SIP Trunk Commissioning Checklist?

This sip trunk commissioning checklist helps telecommunications & it teams maintain compliance and operational excellence. Designed for telecom engineer / network architect professionals, this checklist covers 30 critical inspection points across 6 sections. Recommended frequency: per event.

Ensures compliance with SIP RFC 3261 Session Initiation Protocol, ITU-T Q.931 ISDN Signaling, FCC Part 68 Connection Requirements, TIA-942-B Data Center Infrastructure, NIST SP 800-52 Rev.2 TLS Implementation. Regulatory-aligned for audit readiness and inspection documentation.

Frequently Asked Questions

What does the SIP Trunk Commissioning Checklist cover?

This checklist covers 30 inspection items across 6 sections: Carrier Provisioning Verification, PBX/SBC Configuration, Connectivity and Call Testing, Failover and Resilience, Security Configuration, Documentation and Customer Handoff. It is designed for telecommunications & it operations and compliance.

How often should this checklist be completed?

This checklist should be completed per event. Each completion takes approximately 30-45 minutes.

Who should use this SIP Trunk Commissioning Checklist?

This checklist is designed for Telecom Engineer / Network Architect professionals in the telecommunications & it industry. It can be used for self-assessments, team audits, and regulatory compliance documentation.

Can I download this checklist as a PDF?

Yes, this checklist is available as a free PDF download. You can also use it digitally in the POPProbe mobile app for real-time data capture, photo documentation, and automatic reporting.

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