# Wowza Streaming Engine

**URL:** https://community.wowza.com/c/wowza-streaming-engine/8.md?page=110

[Latest](https://community.wowza.com/latest.md) · [Categories](https://community.wowza.com/categories.md) · [Tags](https://community.wowza.com/tags.md)

**Page:** 111

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## [HLS/HDS load testing tool](https://community.wowza.com/t/hls-hds-load-testing-tool/37052)

<div class="topic-metadata">

**Author:** [@Vasya\_Volkov](https://community.wowza.com/u/Vasya_Volkov)\
**Replies:** 13\
**Last updated:** [October 31, 2017, 10:43am UTC](https://community.wowza.com/t/hls-hds-load-testing-tool/37052 "2017-10-31T10:43:28Z")

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Hi, You provide load testing tool which loads wowza server only by rtmp protocol. But we need to test how wowza server will behavior if we loaded it by HLS protocol. Why you don’t provide tool which loading by dynamic …

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## [Load Testing Tool ERROR](https://community.wowza.com/t/load-testing-tool-error/42609)

<div class="topic-metadata">

**Author:** [@Frank\_Liu](https://community.wowza.com/u/Frank_Liu)\
**Replies:** 5\
**Last updated:** [October 31, 2017, 10:42am UTC](https://community.wowza.com/t/load-testing-tool-error/42609 "2017-10-31T10:42:24Z")

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Hi Richard, I got “NullPointerException” at my first attempt running load testing tool. Need your help to figure out the problem. Thanks a lot. Here is my Error Log & Test.xml: ERROR server comment - IdleWorkerUtil:…

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## [CEA-608 Captions not surviving transcoding](https://community.wowza.com/t/cea-608-captions-not-surviving-transcoding/41149)

<div class="topic-metadata">

**Author:** [@Chris\_Deely](https://community.wowza.com/u/Chris_Deely)\
**Replies:** 6\
**Last updated:** [October 31, 2017, 12:15am UTC](https://community.wowza.com/t/cea-608-captions-not-surviving-transcoding/41149 "2017-10-31T00:15:17Z")

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Hello, I have two Wowza systems working in tandem, the first is creating a Stream which runs a Playlist and injects captions via onTextData calls. The resulting stream is pushed to the second Wowza instance which transc…

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## [setting up livestream from device from another network](https://community.wowza.com/t/setting-up-livestream-from-device-from-another-network/49923)

<div class="topic-metadata">

**Author:** [@Simeon\_Lakhtikov](https://community.wowza.com/u/Simeon_Lakhtikov)\
**Replies:** 8\
**Last updated:** [October 30, 2017, 7:40pm UTC](https://community.wowza.com/t/setting-up-livestream-from-device-from-another-network/49923 "2017-10-30T19:40:13Z")

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hello! i need to get an audio/video feed from my android device. i have an encoder application (larix broadcaster) which supports RTP. i can connect it via wi-fi on same network as my host pc, but how can i do it when m…

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## [Live Stream Repeater and Caching](https://community.wowza.com/t/live-stream-repeater-and-caching/50026)

<div class="topic-metadata">

**Author:** [@Mr\_Name](https://community.wowza.com/u/Mr_Name)\
**Replies:** 0\
**Last updated:** [October 30, 2017, 6:04pm UTC](https://community.wowza.com/t/live-stream-repeater-and-caching/50026 "2017-10-30T18:04:34Z")

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I was wondering where I can find more information about the details of how live stream repeaters work. After reading through the documentation, I do not fully understand what level of “caching” gets implemented through t…

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## [Duel Network card](https://community.wowza.com/t/duel-network-card/50024)

<div class="topic-metadata">

**Author:** [@babar\_syal](https://community.wowza.com/u/babar_syal)\
**Replies:** 0\
**Last updated:** [October 30, 2017, 3:33pm UTC](https://community.wowza.com/t/duel-network-card/50024 "2017-10-30T15:33:20Z")

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is wowza streaming engine has duel network card option 1st input stream and 2nd output stream for my local clients

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## [Connection between wowza and web page player is not getting disconnected even after closing the web tab.](https://community.wowza.com/t/connection-between-wowza-and-web-page-player-is-not-getting-disconnected-even-after-closing-the-web-tab/50019)

<div class="topic-metadata">

**Author:** [@Abhishek\_C\_N](https://community.wowza.com/u/Abhishek_C_N)\
**Replies:** 0\
**Last updated:** [October 30, 2017, 3:31pm UTC](https://community.wowza.com/t/connection-between-wowza-and-web-page-player-is-not-getting-disconnected-even-after-closing-the-web-tab/50019 "2017-10-30T15:31:46Z")

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Hi, We are using HLS for viewing livestream in web browser and we are counting viewers that how many are watching livestream every 30 secs but we ended with issue that even after closing web tab of web player at viewer …

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## [hls cache and connection log](https://community.wowza.com/t/hls-cache-and-connection-log/50017)

<div class="topic-metadata">

**Author:** [@ceyhun\_ceyhun](https://community.wowza.com/u/ceyhun_ceyhun)\
**Replies:** 0\
**Last updated:** [October 29, 2017, 9:23pm UTC](https://community.wowza.com/t/hls-cache-and-connection-log/50017 "2017-10-29T21:23:27Z")

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hi, I want to use live edge or live HTTP origin for hls cache in wowza. I Need to log active listener connections but wowza log only first connection. How can i enable connection logs for this applications ? Thank yo…

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## [Why Wowza on Public IP not work?](https://community.wowza.com/t/why-wowza-on-public-ip-not-work/50015)

<div class="topic-metadata">

**Author:** [@Mhd.Khaled\_Abbas](https://community.wowza.com/u/Mhd.Khaled_Abbas)\
**Replies:** 1\
**Last updated:** [October 29, 2017, 8:09pm UTC](https://community.wowza.com/t/why-wowza-on-public-ip-not-work/50015 "2017-10-29T20:09:49Z")

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I have installed Wowza streaming engine (Trial version) on my Server (Public server), when I make a stream to the Wowza engine, it shows me the stream in Incoming Stream, but when I want to play the stream, it fails to w…

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## [How to apply a software update?](https://community.wowza.com/t/how-to-apply-a-software-update/50013)

<div class="topic-metadata">

**Author:** [@Sergey\_Erokhin](https://community.wowza.com/u/Sergey_Erokhin)\
**Replies:** 1\
**Last updated:** [October 28, 2017, 1:42am UTC](https://community.wowza.com/t/how-to-apply-a-software-update/50013 "2017-10-28T01:42:45Z")

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Hello! I have Wowza Streaming Engine 4.6.0 current installation. Is it possible to update it with Wowza Streaming Engine 4.7.2.02 software updater or should I apply Wowza Streaming Engine 4.7.0 build updater first?

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## [Streaming to Wovza Media Server](https://community.wowza.com/t/streaming-to-wovza-media-server/44769)

<div class="topic-metadata">

**Author:** [@Engin\_FIRAT](https://community.wowza.com/u/Engin_FIRAT)\
**Replies:** 2\
**Last updated:** [October 26, 2017, 11:51pm UTC](https://community.wowza.com/t/streaming-to-wovza-media-server/44769 "2017-10-26T23:51:57Z")

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Hello all, We have a software that captures video frames from a video source and encodes the frames and saves to disk within a container. The software is gstreamer based and every process mentioned before is performed b…

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## [WowzaMediaServer HTTPStreamerAdapterCupertinoStreamer.onPlaylist: Stream not found](https://community.wowza.com/t/wowzamediaserver-httpstreameradaptercupertinostreamer-onplaylist-stream-not-found/50005)

<div class="topic-metadata">

**Author:** [@jaeho\_jang](https://community.wowza.com/u/jaeho_jang)\
**Replies:** 0\
**Last updated:** [October 26, 2017, 4:56pm UTC](https://community.wowza.com/t/wowzamediaserver-httpstreameradaptercupertinostreamer-onplaylist-stream-not-found/50005 "2017-10-26T16:56:26Z")

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hello! we use Wowza Media Server 3.6.1 build5177 we provide streaming services to our customer but sometimes streaming service is not available(if I open streaming URL in video player, no playing…) then we restart Wo…

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## [Question about RTP incoming stream](https://community.wowza.com/t/question-about-rtp-incoming-stream/49917)

<div class="topic-metadata">

**Author:** [@Yutaka\_Terashima1](https://community.wowza.com/u/Yutaka_Terashima1)\
**Replies:** 1\
**Last updated:** [October 26, 2017, 1:05pm UTC](https://community.wowza.com/t/question-about-rtp-incoming-stream/49917 "2017-10-26T13:05:43Z")

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Hello there, I publish stream(RTP/UDP) from VLC to Wowza, the stream can reach to Wowza server. But wowza access log said the stream is not health and close RTPSession. What is healthy stream? What is not healty? Is bi…

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## [Is MS Edge supported for webrtc?](https://community.wowza.com/t/is-ms-edge-supported-for-webrtc/50000)

<div class="topic-metadata">

**Author:** [@Jay\_Charles1](https://community.wowza.com/u/Jay_Charles1)\
**Replies:** 2\
**Last updated:** [October 26, 2017, 12:13pm UTC](https://community.wowza.com/t/is-ms-edge-supported-for-webrtc/50000 "2017-10-26T12:13:55Z")

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Are peerconnections between MS Edge and Wowza supported? I’m encountering problems with the DTLS handshake failing, and I’m wondering if anyone has had success where I’m failing. On the server side I get : STUN\_ATTR\_ME…

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## [Azure CDN with http origin mode enabled](https://community.wowza.com/t/azure-cdn-with-http-origin-mode-enabled/36238)

<div class="topic-metadata">

**Author:** [@Eddie\_Hermoso](https://community.wowza.com/u/Eddie_Hermoso)\
**Replies:** 3\
**Last updated:** [October 25, 2017, 4:18pm UTC](https://community.wowza.com/t/azure-cdn-with-http-origin-mode-enabled/36238 "2017-10-25T16:18:55Z")

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Has anyone tested or certified using Azure CDN to front Wowza servers to deliver both http and https streaming - HLS/HDS? I know that we can front Wowza with Amazon CloudFront’s standard http(s) CDN, but I’m looking to d…

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## [RTPDePacketizerMPEGTS.flushVideoBuffer: Video frame incomplete, dropping](https://community.wowza.com/t/rtpdepacketizermpegts-flushvideobuffer-video-frame-incomplete-dropping/40413)

<div class="topic-metadata">

**Author:** [@Birendra\_Dhami](https://community.wowza.com/u/Birendra_Dhami)\
**Replies:** 5\
**Last updated:** [October 25, 2017, 1:09pm UTC](https://community.wowza.com/t/rtpdepacketizermpegts-flushvideobuffer-video-frame-incomplete-dropping/40413 "2017-10-25T13:09:37Z")

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Hi, I am relaying an incoming MPEG2 stream to H.264 as live repeater. But while streaming, the video is freezing for few seconds. I checked the logs… and it says: RTPDePacketizerMPEGTS.flushVideoBuffer: Video frame inco…

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## [Quick Sync accelerated encoding on Linux 7.3 with Intel® Media Server Studio 2017 R3](https://community.wowza.com/t/quick-sync-accelerated-encoding-on-linux-7-3-with-intel-media-server-studio-2017-r3/49979)

<div class="topic-metadata">

**Author:** [@RAJESH\_Kumar1](https://community.wowza.com/u/RAJESH_Kumar1)\
**Replies:** 5\
**Last updated:** [October 25, 2017, 12:52pm UTC](https://community.wowza.com/t/quick-sync-accelerated-encoding-on-linux-7-3-with-intel-media-server-studio-2017-r3/49979 "2017-10-25T12:52:48Z")

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Hello, Whether latest version of Wowza Streaming Engine is compatible for Intel quick sync encoding on CentOS 7.3.1611 with default kernel (3.10.0-514.el7.x86\_64) and Intel® Media Server Studio 2017 R3 Community Editio…

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## [Critical Security Update](https://community.wowza.com/t/critical-security-update/49960)

<div class="topic-metadata">

**Author:** [@Janez\_Makovsek1](https://community.wowza.com/u/Janez_Makovsek1)\
**Replies:** 5\
**Last updated:** [October 25, 2017, 2:52am UTC](https://community.wowza.com/t/critical-security-update/49960 "2017-10-25T02:52:51Z")

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Dear all, is there some way to install the latest security upgrade without upgrading Wowza? We cant upgrade Wowza from v4.5 because newer versions to a great extend break the functionality. (and the Wowza server is no l…

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## [AMI 4.5.0 - s3fs package not preinstalled](https://community.wowza.com/t/ami-4-5-0-s3fs-package-not-preinstalled/47268)

<div class="topic-metadata">

**Author:** [@Elliott\_Perry](https://community.wowza.com/u/Elliott_Perry)\
**Replies:** 6\
**Last updated:** [October 24, 2017, 9:20pm UTC](https://community.wowza.com/t/ami-4-5-0-s3fs-package-not-preinstalled/47268 "2017-10-24T21:20:13Z")

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Hi team, hope you’re all well. I currently have Wowza Streaming Engine deployed on an AWS EC2 instance and I’m attempting to automatically archive live recordings to S3 using the FUSE-based file system. I could do with a…

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## [Wowza and Crestron](https://community.wowza.com/t/wowza-and-crestron/49956)

<div class="topic-metadata">

**Author:** [@Hartmut\_Haase](https://community.wowza.com/u/Hartmut_Haase)\
**Replies:** 2\
**Last updated:** [October 24, 2017, 6:16pm UTC](https://community.wowza.com/t/wowza-and-crestron/49956 "2017-10-24T18:16:33Z")

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Hello, has anywhere connect the stream from a Crestron DMC-STRO-card to the Wowza Streaming engine? What are the settings on the card and in the engine admin? Thanks Hartmut

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## [Problem Streaming Over SSL](https://community.wowza.com/t/problem-streaming-over-ssl/49974)

<div class="topic-metadata">

**Author:** [@Jon\_Anderson](https://community.wowza.com/u/Jon_Anderson)\
**Replies:** 4\
**Last updated:** [October 24, 2017, 12:12pm UTC](https://community.wowza.com/t/problem-streaming-over-ssl/49974 "2017-10-24T12:12:26Z")

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I have created a keystore for Wowza and configured Wowza for port 8443 however I am not able to stream or connect from a browser to https://servername.domain.edu:8443. I have ‘openssl s\_connect servername.domain.edu:8443…

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## [load balancing trancoder](https://community.wowza.com/t/load-balancing-trancoder/49981)

<div class="topic-metadata">

**Author:** [@Jose\_David1](https://community.wowza.com/u/Jose_David1)\
**Replies:** 0\
**Last updated:** [October 23, 2017, 8:23pm UTC](https://community.wowza.com/t/load-balancing-trancoder/49981 "2017-10-23T20:23:10Z")

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HI. Im trying to see if it is able to have a ‘main server’ that that distributes live video transcoding jobs between different servers depending on the avalilabilty and load of the different servers. Thanks.

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## [Handling variable bitrate between origin and edge](https://community.wowza.com/t/handling-variable-bitrate-between-origin-and-edge/49976)

<div class="topic-metadata">

**Author:** [@Dwight\_Goetz](https://community.wowza.com/u/Dwight_Goetz)\
**Replies:** 0\
**Last updated:** [October 23, 2017, 4:50pm UTC](https://community.wowza.com/t/handling-variable-bitrate-between-origin-and-edge/49976 "2017-10-23T16:50:13Z")

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How could one handle using a link between an origin and edge server that may have limited bandwidth? It appears the adaptive bitrate/smil file usage concerns connections between client and edge, and also only works for …

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## [SMIL for VOD with caption](https://community.wowza.com/t/smil-for-vod-with-caption/49947)

<div class="topic-metadata">

**Author:** [@yashar\_vasegh](https://community.wowza.com/u/yashar_vasegh)\
**Replies:** 2\
**Last updated:** [October 22, 2017, 6:03pm UTC](https://community.wowza.com/t/smil-for-vod-with-caption/49947 "2017-10-22T18:03:37Z")

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this is my simple smil file: \<?xml version="1.0" encoding="UTF-8"?\> \<smil title="vod-slim"\> \<body\> \<switch\> \<video src="7/assets/products/Movie/1508076480\_MXzoGWG94b\_160p.mp4" system-bitrate="357200"\>\</v…

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## [Wowza vs Kaltura KMC different?](https://community.wowza.com/t/wowza-vs-kaltura-kmc-different/49970)

<div class="topic-metadata">

**Author:** [@paula\_menendez](https://community.wowza.com/u/paula_menendez)\
**Replies:** 0\
**Last updated:** [October 21, 2017, 4:53pm UTC](https://community.wowza.com/t/wowza-vs-kaltura-kmc-different/49970 "2017-10-21T16:53:54Z")

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My objective is to have a video server that allows me to have various profiles/applications to stream my videos in different bitrates/GOP/ etc. with different characteristics basically depending on the profile/app I use …

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## [Hardware requirements with 4k streams](https://community.wowza.com/t/hardware-requirements-with-4k-streams/49954)

<div class="topic-metadata">

**Author:** [@Francesca\_De\_Simone](https://community.wowza.com/u/Francesca_De_Simone)\
**Replies:** 1\
**Last updated:** [October 20, 2017, 4:48pm UTC](https://community.wowza.com/t/hardware-requirements-with-4k-streams/49954 "2017-10-20T16:48:36Z")

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I need to transcode three 4k input streams at 25fps for live DASH, to create 3 adaptations sets with 3 representations each (multi-view DASH live streaming scenario). Which hardware requirements shall my machine have? I …

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## [HLS via HTTPS fails on Android](https://community.wowza.com/t/hls-via-https-fails-on-android/540)

<div class="topic-metadata">

**Author:** [@system](https://community.wowza.com/u/system)\
**Replies:** 13\
**Last updated:** [October 20, 2017, 9:18am UTC](https://community.wowza.com/t/hls-via-https-fails-on-android/540 "2017-10-20T09:18:51Z")

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I have set up a new application on WSE 4.5, and everything works well, except that playback of HLS streams on Android devices fail when the manifest is access via HTTPS (it works via HTTP). The same behavior happens with…

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## [VOD via content in Azure Blob Storage](https://community.wowza.com/t/vod-via-content-in-azure-blob-storage/44478)

<div class="topic-metadata">

**Author:** [@Geoff\_Parris](https://community.wowza.com/u/Geoff_Parris)\
**Replies:** 3\
**Last updated:** [October 18, 2017, 2:01pm UTC](https://community.wowza.com/t/vod-via-content-in-azure-blob-storage/44478 "2017-10-18T14:01:43Z")

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I’m looking to use Azure Blob Storage in the same way the vods3 application reads from Amazon’s offering. See: https://www.wowza.com/docs/how-to-use-amazon-s3-with-wowza-media-server It appears this is an out-of-the-box…

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## [Configure Wowza with two network interface (multicast and internet)](https://community.wowza.com/t/configure-wowza-with-two-network-interface-multicast-and-internet/45957)

<div class="topic-metadata">

**Author:** [@irrevere\_radio](https://community.wowza.com/u/irrevere_radio)\
**Replies:** 7\
**Last updated:** [October 18, 2017, 1:21pm UTC](https://community.wowza.com/t/configure-wowza-with-two-network-interface-multicast-and-internet/45957 "2017-10-18T13:21:11Z")

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Hi Guys, Currently I have a CentOS 6.6 server with two network interfaces, configure CentOS to query the multicast right through the eth1 interface and eth0 is a public IP Internet. Destination Gateway Genmask Flags Me…

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## [Wowza logging via rsyslog?](https://community.wowza.com/t/wowza-logging-via-rsyslog/37882)

<div class="topic-metadata">

**Author:** [@Daniel\_Mahoney1](https://community.wowza.com/u/Daniel_Mahoney1)\
**Replies:** 4\
**Last updated:** [October 17, 2017, 11:03pm UTC](https://community.wowza.com/t/wowza-logging-via-rsyslog/37882 "2017-10-17T23:03:35Z")

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Has anyone had any success getting Wowza (therefor log4j) to send messages to a remote logging server? We generally run multiple worker instances in a load balanced configuration, killing off unneeded workers when load d…

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