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Regulatory updates,
technical guides, industry news.

Written for wholesale voice operators and their technical teams. Practical information on compliance, network operations, and industry developments across AU, US, and UK.

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FCC Compliance
Regulatory · April 2026 · 8 min read

FCC Form 499-A 2026: What wholesale carriers need to know

The 2026 Form 499-A filing deadline is April 1. Here's what's changed for wholesale-only carriers, how the business description affects state tax exposure, and how reseller certificates interact with your FUSF obligations.

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Recent articles
STIR/SHAKEN · March 2026

Understanding STIR/SHAKEN attestation levels: A, B, and C explained

What each attestation level means, when you're eligible for A-level attestation, and how RMD listing affects your downstream partners.

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UK Compliance · March 2026

PECR and TPS: What UK VoIP providers need to know in 2026

ICO enforcement activity on PECR has increased. Here's what network-level TPS filtering means for wholesale operators and reseller obligations.

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Technical · February 2026

SIP trunk redundancy: active-active vs active-passive configurations

A practical guide to configuring SIP trunk redundancy for wholesale voice and when each setup makes sense.

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AU Compliance · February 2026

DNCR compliance for VoIP providers: fail-closed vs fail-open

The difference between fail-closed and fail-open DNCR filtering and why fail-open creates significant ACMA exposure.

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Wholesale · January 2026

What to look for in a wholesale voice MSA

The key clauses that matter — SLA schedules, financial remedies, data processing addenda, and multi-entity annexures.

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Technical · January 2026

Reading CDRs: what your call records tell you about route quality

How to identify route degradation, CLI stripping, and codec mismatches from CDR data before they become complaints.

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AU Compliance

ACMA, DNCR, IPND, TIO, and the Telecommunications Act

US Compliance

FCC, FUSF, STIR/SHAKEN, CALEA, and state regulations

UK Compliance

Ofcom, ICO, PECR, TPS, and UK GDPR

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Technical Guides

SIP, codecs, trunking architecture, NOC operations