Knowledge Hub
Practical guides and playbooks for WhatsApp automation, IVR, CRM, AI hiring, and performance marketing.
FreeSWITCH • 12 min
Use FreeSWITCH regular expressions and capture groups to route number ranges cleanly, including practical Indian-number examples and common overlapping-pattern mistakes.
2026-09-06 • FreeSWITCH regex, dialplan patterns, phone number routing
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FreeSWITCH • 13 min
Compare user, Sofia and gateway dial strings, then build simultaneous, sequential and failover destinations without turning routing into duplicated dialplan blocks.
2026-09-06 • FreeSWITCH dial string, SIP provider, PBX
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FreeSWITCH • 13 min
Follow one call from SIP arrival through context, destination_number, conditions, actions and bridge so the FreeSWITCH XML dialplan becomes a call path rather than a wall of XML.
2026-09-05 • FreeSWITCH dialplan, destination_number, XML dialplan
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FreeSWITCH • 10 min
Build the smallest useful FreeSWITCH dialplan, match a destination, bridge to a registered user, reload safely, and verify the call from fs_cli.
2026-09-05 • FreeSWITCH dialplan example, FreeSWITCH bridge, extension
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FreeSWITCH • 14 min
Map provider details into a FreeSWITCH gateway, understand registration versus IP authentication, and verify whether the trunk is actually ready to carry calls.
2026-09-04 • FreeSWITCH gateway, SIP trunk, Sofia gateway
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FreeSWITCH • 12 min
A registered trunk is only one part of an outbound call. Check dialplan matching, gateway choice, number format, CLI permissions, SIP responses and RTP before blaming registration.
2026-09-04 • FreeSWITCH trunk, REGED, outbound calling
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FreeSWITCH • 13 min
Troubleshoot FreeSWITCH registration failures by separating listening-port, Sofia profile, domain, authentication, NAT, and routing problems with a repeatable diagnostic sequence.
2026-09-03 • FreeSWITCH SIP registration, Sofia, SIP troubleshooting
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FreeSWITCH • 12 min
Understand why FreeSWITCH separates endpoint-facing and carrier-facing SIP traffic, how profiles choose IPs, ports and contexts, and where gateways belong.
2026-09-03 • FreeSWITCH SIP profiles, Sofia SIP, internal profile
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FreeSWITCH • 12 min
A human-readable map of the FreeSWITCH configuration tree covering autoload_configs, sip_profiles, directory, dialplan, and the small set of files a new operator should understand first.
2026-09-02 • FreeSWITCH configuration, XML, sip_profiles
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