Wholesale Documentation
Wholesale Voice Documentation
Deep technical reference material and operational guides for ITSPs, resellers, and voice engineers interconnecting with the VirPhone wholesale platform.
Protocol & Media Reference
STIR/SHAKEN Attestation
Deep dive into A/B/C attestation and the Identity header.
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SIP Response Codes
Reference guide for reading and diagnosing SIP error codes.
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Codec & Bandwidth Guide
Transcoding, bandwidth overhead, and MOS score targets.
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Disabling SIP ALG
How to fix one-way audio and NAT traversal issues.
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Commercial & Operations
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