The whitepaper debunks misconceptions about migrating from TDM to IP PBX. It stresses that waiting to upgrade risks higher costs as PSTN/ISDN shutdowns near and TDM support declines. Migration doesn’t mean discarding old systems; hybrid approaches with VoIP gateways can ease transition. Modern IP PBX is user-friendly, reliable, and delivers landline-quality audio using codecs, QoS, and redundancy. Security concerns are addressed with encryption and firewalls, while number porting preserves existing phone numbers. With proper planning, migration is neither lengthy nor disruptive, offering businesses scalable, secure, and future-ready communications.

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