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UniFi Talk 5.2 turns UniFi phones into control hubs — multi-line calling, call queueing, recording with transcription and PII redaction, plus Protect camera and door-lock control from the handset.

SIP trunking replaces traditional PSTN and ISDN telephone lines with an internet-based voice service, letting businesses make and receive calls over their existing data connection. It reduces line rental costs, simplifies number management, and scales instantly without waiting for a carrier to provision physical circuits. This guide explains how SIP trunking works, what you need to get started, and how it compares to hosted PBX and UCaaS.

When voice calls break up, video conferences freeze, or real-time applications stutter, the culprit is rarely bandwidth alone — it is how that bandwidth is shared. Quality of Service (QoS) gives network administrators the tools to guarantee that latency-sensitive traffic reaches its destination on time, even when the link is congested. This guide explains DSCP markings, queuing mechanisms, and the practical switch and router configuration concepts every Australian IT reseller should understand.