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capabilities overview real time audio streaming over websocket (wss) voicebot applet bidirectional audio interaction stream applet unidirectional audio streaming passthru applet stream lifecycle metadata, error reporting, and routing context sip trunk fallback and external call routing available via passthru (mumbai region only) supports major bot platforms best practices always choose the mumbai instance for ip–pstn or sip hybrid integrations disconnect the websocket from your bot when the conversation is complete to allow the call flow to proceed to the next applet ensure media chunking follows exotel's recommended size (typically 100ms pcm chunks with 3200 bytes of raw audio) use the passthru applet after voicebot to capture stream completion, errors, and call routing metadata avoid long delays in establishing websocket connections to prevent streaming failure or fallback use dynamic websocket urls when handling multi tenant or user segmented bot sessions monitor streamsid, duration, status, and disconnectedby via passthru for complete lifecycle debugging glossary wss (websocket secure) secure protocol used for encrypted audio streaming voicebot applet enables bidirectional audio exchange between the bot and the caller stream applet allows unidirectional audio capture from the caller to your bot passthru applet captures stream metadata, errors, and acts as a decision trigger for routing streamsid unique identifier for each stream session, useful for logging and tracking common use cases voicebot handling faq or collections for fintech and nbfcs call deflection bots for first level support in marketplaces healthcare appointment management via ai bots bidirectional streaming for genai based interview bots smart routing from bot to agent based on sentiment or keywords once these steps are completed and access is approved, you will be ready to stream calls to your own bot infrastructure in real time and build powerful conversational workflows using exotel’s infrastructure for questions, assistance, or deployment readiness, contact your csm or raise a support request via hello\@exotel com