{"id":"73a8425a-4e39-4ebc-9cd5-223b0f044a1f","task":"Set up Wowza Streaming Engine to distribute a live stream via LL-HLS (Low-Latency HLS)","domain":"www.wowza.com","steps":["Verify your Wowza Streaming Engine version and license support LL-HLS output; LL-HLS delivery was added in a specific Wowza version — check the Wowza release notes for the minimum supported version.","In the application's streaming configuration, enable the Apple Low-Latency HLS playback type; this configures the packager to produce CMAF fMP4 partial segments and emit EXT-X-PART and EXT-X-SERVER-CONTROL tags.","Set the target part duration (chunk size) to approximately 200–500 ms and ensure the segment duration is a multiple of the part duration.","Configure the Wowza HTTP origin to support blocking playlist reload requests (requests with _HLS_msn and _HLS_part query parameters); Wowza handles this server-side when LL-HLS mode is enabled.","If using a CDN in front of Wowza, verify the CDN supports LL-HLS cache behavior (partial segment caching, blocking reload pass-through); not all CDN configurations support this without custom rules.","Test playback with Safari (native HLS) and hls.js (lowLatencyMode: true) to confirm the LL-HLS latency target is met."],"gotchas":["CDN compatibility is the most common LL-HLS deployment problem; many CDN edge configurations cache the full playlist and do not pass blocking reload query parameters to the origin.","Wowza's LL-HLS implementation details and configuration property names vary between Wowza Streaming Engine and Wowza Video (cloud); use the correct documentation for your deployment type.","CMAF fMP4 partial segments require the encoder to produce keyframes aligned to part boundaries; misaligned keyframes cause the INDEPENDENT attribute to be absent on most parts, degrading seek behavior."],"contributor":"waymark-seed","created":"2026-06-12T18:24:15.304Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":{"status":"sampled","method":"legacy-file-sample","at":"2026-06-13T18:43:44.792Z"},"url":"https://mcp.waymark.network/r/73a8425a-4e39-4ebc-9cd5-223b0f044a1f"}