# Wowza Streaming Engine

**URL:** https://community.wowza.com/c/wowza-streaming-engine/8.md?page=11

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**Page:** 12

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## [Wowza features fitting our use case](https://community.wowza.com/t/wowza-features-fitting-our-use-case/95956)

<div class="topic-metadata">

**Author:** [@Tech\_User2023](https://community.wowza.com/u/Tech_User2023)\
**Replies:** 1\
**Last updated:** [March 10, 2023, 6:06pm UTC](https://community.wowza.com/t/wowza-features-fitting-our-use-case/95956 "2023-03-10T18:06:00Z")

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Hi, We are in the process of evaluating Wowza for our use case which would be the following: 1. Low latency live streaming via RTSP streams 2. Storing these streams for playback with a retention period of 90 days maxim…

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## [What is the best protocol to use when you are live](https://community.wowza.com/t/what-is-the-best-protocol-to-use-when-you-are-live/95961)

<div class="topic-metadata">

**Author:** [@Farshad\_hn](https://community.wowza.com/u/Farshad_hn)\
**Replies:** 0\
**Last updated:** [March 8, 2023, 7:38pm UTC](https://community.wowza.com/t/what-is-the-best-protocol-to-use-when-you-are-live/95961 "2023-03-08T19:38:46Z")

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Hi all, I am trying to create something like 24/7 T.V. Channels. I have seen stream publisher module in this thread(how-to-schedule-streaming-with-wowza-streaming-engine-streampublisher ) It is working but i have few q…

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## [Player.wowza.com down](https://community.wowza.com/t/player-wowza-com-down/95810)

<div class="topic-metadata">

**Author:** [@Angelo\_Hongens](https://community.wowza.com/u/Angelo_Hongens)\
**Replies:** 14\
**Last updated:** [March 7, 2023, 9:00pm UTC](https://community.wowza.com/t/player-wowza-com-down/95810 "2023-03-07T21:00:28Z")

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Looks like player.wowza.com is down? But https://status.wowza.com/ shows everything up? $ curl -v https://player.wowza.com/player/latest/wowzaplayer.min.js Could not resolve host: player.wowza.com curl: (6) Could not…

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## [Wowza WebRTC: Delay in start up of stream from camera](https://community.wowza.com/t/wowza-webrtc-delay-in-start-up-of-stream-from-camera/95855)

<div class="topic-metadata">

**Author:** [@Shibi\_Chacko](https://community.wowza.com/u/Shibi_Chacko)\
**Replies:** 2\
**Last updated:** [March 7, 2023, 8:57pm UTC](https://community.wowza.com/t/wowza-webrtc-delay-in-start-up-of-stream-from-camera/95855 "2023-03-07T20:57:39Z")

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Hi, While we try to load the stream on our webpage using WebRTC observed the initial delay(or loading time 3-4 secs on avg.) before playing the live stream. When we try as soon as after creating the stream file, it sa…

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## [Wowza WebRTC with  Reverse proxy](https://community.wowza.com/t/wowza-webrtc-with-reverse-proxy/52717)

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**Author:** [@Chris\_Georgoulis](https://community.wowza.com/u/Chris_Georgoulis)\
**Replies:** 3\
**Last updated:** [February 28, 2023, 6:04pm UTC](https://community.wowza.com/t/wowza-webrtc-with-reverse-proxy/52717 "2023-02-28T18:04:48Z")

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Hello, my platform details are the following: - OS: CentOS 5.5 - Java: 1.8 - Wowza Streaming Engine 4.7.7 I’m a complete beginner with wowza so I am initially trying to use the ready WebRTC examples. Initially, I create…

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## [nDVR playlist request delegate isn't invoked when it should](https://community.wowza.com/t/ndvr-playlist-request-delegate-isnt-invoked-when-it-should/95898)

<div class="topic-metadata">

**Author:** [@Wendong\_Li](https://community.wowza.com/u/Wendong_Li)\
**Replies:** 6\
**Last updated:** [February 28, 2023, 6:02pm UTC](https://community.wowza.com/t/ndvr-playlist-request-delegate-isnt-invoked-when-it-should/95898 "2023-02-28T18:02:49Z")

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We are doing tests with the nDVR playlist request delegate following this doc: https://www.wowza.com/docs/how-to-use-wowza-ndvr-playlist-request-api We have created one delegate and deployed it to our WSE server, and i…

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## [VP8 Codec not working with WebRTC - uses wrong container](https://community.wowza.com/t/vp8-codec-not-working-with-webrtc-uses-wrong-container/95920)

<div class="topic-metadata">

**Author:** [@8c8380506e797f019271](https://community.wowza.com/u/8c8380506e797f019271)\
**Replies:** 3\
**Last updated:** [February 28, 2023, 6:02pm UTC](https://community.wowza.com/t/vp8-codec-not-working-with-webrtc-uses-wrong-container/95920 "2023-02-28T18:02:07Z")

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I’m not having any luck getting the VP8 codec to work with WebRTC, I can replicate the problem with the Wowza WebRTC test client by simply selecting VP8 as the codec. The recording will start up without any errors (inclu…

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## [Missing documentation for com.wowza.wms.webrtc.http package](https://community.wowza.com/t/missing-documentation-for-com-wowza-wms-webrtc-http-package/95859)

<div class="topic-metadata">

**Author:** [@8c8380506e797f019271](https://community.wowza.com/u/8c8380506e797f019271)\
**Replies:** 6\
**Last updated:** [February 27, 2023, 9:40pm UTC](https://community.wowza.com/t/missing-documentation-for-com-wowza-wms-webrtc-http-package/95859 "2023-02-27T21:40:40Z")

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I’m writing a custom implementation of HTTPWebRTCExchangeSessionInfo following an example in the wowza documentation. However, my work is being hampered because I can find no documentation for the com.wowza.wms.webrtc.h…

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## [CPU usage of Wowza reaches 100% when receiving SRT stream on Windows](https://community.wowza.com/t/cpu-usage-of-wowza-reaches-100-when-receiving-srt-stream-on-windows/95318)

<div class="topic-metadata">

**Author:** [@Kenji\_Wakabayashi](https://community.wowza.com/u/Kenji_Wakabayashi)\
**Replies:** 3\
**Last updated:** [February 27, 2023, 9:38pm UTC](https://community.wowza.com/t/cpu-usage-of-wowza-reaches-100-when-receiving-srt-stream-on-windows/95318 "2023-02-27T21:38:37Z")

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OS: Windows Server 2019 Wowza: WowzaStreamingEngine-4.8.19+4-windows-installer.exe CPU usage of Wowza process (java.exe) reaches 100% in a few days when receiving SRT stream on Windows. I believe this is SRT issue#66…

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## [How to play a Stream file using the Java APIs?](https://community.wowza.com/t/how-to-play-a-stream-file-using-the-java-apis/95932)

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**Author:** [@khat33b](https://community.wowza.com/u/khat33b)\
**Replies:** 1\
**Last updated:** [February 27, 2023, 9:27pm UTC](https://community.wowza.com/t/how-to-play-a-stream-file-using-the-java-apis/95932 "2023-02-27T21:27:29Z")

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I am trying to play a m3u8 file when an HTTP provider is called. I tried putting it directly and putting it in a stream file but both ways are not working. How do I do this? This is my code: public class HttpTest exten…

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## [M3u8 url wrong encoding when containing diacritics](https://community.wowza.com/t/m3u8-url-wrong-encoding-when-containing-diacritics/95909)

<div class="topic-metadata">

**Author:** [@d8de3282a6a5f62d5200](https://community.wowza.com/u/d8de3282a6a5f62d5200)\
**Replies:** 1\
**Last updated:** [February 17, 2023, 5:08pm UTC](https://community.wowza.com/t/m3u8-url-wrong-encoding-when-containing-diacritics/95909 "2023-02-17T17:08:05Z")

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I am using wowza to stream video contents containing severeal audio tracks, and subtitles tracks in many language. If the language labels contains diactritics like ç, ñ, etc… the playlist.m3u8 url is not in UTF-8 anymor…

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## [Is it possible to enable SmoothStreaming in version WSE 4.8.12+](https://community.wowza.com/t/is-it-possible-to-enable-smoothstreaming-in-version-wse-4-8-12/95870)

<div class="topic-metadata">

**Author:** [@Wendong\_Li](https://community.wowza.com/u/Wendong_Li)\
**Replies:** 3\
**Last updated:** [February 7, 2023, 3:54pm UTC](https://community.wowza.com/t/is-it-possible-to-enable-smoothstreaming-in-version-wse-4-8-12/95870 "2023-02-07T15:54:43Z")

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We noticed that SmoothStreaming is by default disabled since WSE 4.8.12. We understand that it’s deprecated in the newer versions, but is it possible to enable it back? e.g. by modifying Application.xml or other means.

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## [Wowza Streaming Engine 4.8.21 Released!](https://community.wowza.com/t/wowza-streaming-engine-4-8-21-released/95889)

<div class="topic-metadata">

**Author:** [@Rob\_Poach](https://community.wowza.com/u/Rob_Poach)\
**Replies:** 0\
**Last updated:** [February 7, 2023, 3:53pm UTC](https://community.wowza.com/t/wowza-streaming-engine-4-8-21-released/95889 "2023-02-07T15:53:22Z")

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Summary Wowza Streaming Engine 4.8.21 contains several bug fixes for improved performance. Also, the scaler was migrated back to MainConcept, improving transcoding performance. Last, we implemented a feature where the p…

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## [Newtek Media DS Decode Error in Chrome and Firefox](https://community.wowza.com/t/newtek-media-ds-decode-error-in-chrome-and-firefox/95885)

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**Author:** [@Jeremy\_Rawe](https://community.wowza.com/u/Jeremy_Rawe)\
**Replies:** 3\
**Last updated:** [February 6, 2023, 11:44pm UTC](https://community.wowza.com/t/newtek-media-ds-decode-error-in-chrome-and-firefox/95885 "2023-02-06T23:44:16Z")

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Our high school Tv station has been using our NewTek Media DS encoder for 5 years. Last year our streams would not load on Chrome so we switched our users to watch our show on Firefox. As of last week that stream no lo…

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## [How to add SCTE-35 markers in an HLS stream using WSE?](https://community.wowza.com/t/how-to-add-scte-35-markers-in-an-hls-stream-using-wse/95872)

<div class="topic-metadata">

**Author:** [@khat33b](https://community.wowza.com/u/khat33b)\
**Replies:** 1\
**Last updated:** [February 6, 2023, 10:05pm UTC](https://community.wowza.com/t/how-to-add-scte-35-markers-in-an-hls-stream-using-wse/95872 "2023-02-06T22:05:57Z")

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I will be using an SMIL file to schedule videos in the Wowza Streaming Engine and create an HLS file for them. To add SCTE-35 markup, there are two ways to add them. Insert EXT-X-SCTE35 tags in the HLS file Insert SCTE…

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## [Theoretical Documentation](https://community.wowza.com/t/theoretical-documentation/95807)

<div class="topic-metadata">

**Author:** [@khat33b](https://community.wowza.com/u/khat33b)\
**Replies:** 5\
**Last updated:** [February 6, 2023, 10:04pm UTC](https://community.wowza.com/t/theoretical-documentation/95807 "2023-02-06T22:04:42Z")

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Is there a place where I can understand the concepts being used in the Streaming Engine? The docs currently only show you how to do things and the code samples, but they don’t explain the concepts behind them.

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## [Instances and licenses](https://community.wowza.com/t/instances-and-licenses/95875)

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**Author:** [@3b9fa0aab599e56e414e](https://community.wowza.com/u/3b9fa0aab599e56e414e)\
**Replies:** 1\
**Last updated:** [February 6, 2023, 9:22pm UTC](https://community.wowza.com/t/instances-and-licenses/95875 "2023-02-06T21:22:49Z")

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Licensing allows 10 transcoded channels per instance. If I contract 2 licenses, for 10 channels each, are the instances on separate servers, or can I keep more than 10 channels in 1 instance only with the licensing for 2…

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## [How to add a second network interface?](https://community.wowza.com/t/how-to-add-a-second-network-interface/95876)

<div class="topic-metadata">

**Author:** [@Branden\_Spikes](https://community.wowza.com/u/Branden_Spikes)\
**Replies:** 1\
**Last updated:** [February 6, 2023, 9:19pm UTC](https://community.wowza.com/t/how-to-add-a-second-network-interface/95876 "2023-02-06T21:19:02Z")

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I would like to add another ethernet interface to my Wowza server. Currently, I have several encoders on a LAN sending RTSP to my server. I’d like to add a second interface, that is connected to a separate LAN with enc…

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## [What are all the steps to schedule custom streams?](https://community.wowza.com/t/what-are-all-the-steps-to-schedule-custom-streams/95850)

<div class="topic-metadata">

**Author:** [@khat33b](https://community.wowza.com/u/khat33b)\
**Replies:** 1\
**Last updated:** [February 2, 2023, 10:55am UTC](https://community.wowza.com/t/what-are-all-the-steps-to-schedule-custom-streams/95850 "2023-02-02T10:55:49Z")

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My requirement is that I will receive via an HTTP API a schedule of multiple streams and playlists to be played. The list will have the metadata, video URL and time to be played. I will use the Engine to play this as per…

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## [Proxied wowza getting users ip address from either x-forwarded-for or x-real-ip](https://community.wowza.com/t/proxied-wowza-getting-users-ip-address-from-either-x-forwarded-for-or-x-real-ip/421)

<div class="topic-metadata">

**Author:** [@system](https://community.wowza.com/u/system)\
**Replies:** 6\
**Last updated:** [January 30, 2023, 5:06pm UTC](https://community.wowza.com/t/proxied-wowza-getting-users-ip-address-from-either-x-forwarded-for-or-x-real-ip/421 "2023-01-30T17:06:53Z")

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I have wowza behind a proxy and am looking for the proper header to set such that wowza sees the request coming from a users ip instead of from the ip address of the proxy. I’ve tried to set the x-real-ip but that fails……

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## [HLS based camera URLs taking time to connect using Mediacaster](https://community.wowza.com/t/hls-based-camera-urls-taking-time-to-connect-using-mediacaster/95845)

<div class="topic-metadata">

**Author:** [@Alok\_Kumar2](https://community.wowza.com/u/Alok_Kumar2)\
**Replies:** 5\
**Last updated:** [January 26, 2023, 5:07pm UTC](https://community.wowza.com/t/hls-based-camera-urls-taking-time-to-connect-using-mediacaster/95845 "2023-01-26T17:07:22Z")

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Hi, We have been using RTSP url to ingest into Wowza and convert it to WebRTC and view the streams in a HTML5 based WebPage. Recently, we have a requirement to ingest HLS based stream to Wowza and convert it to WebRTC.…

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## [I am trying to access wowza engine Manager over https its not working I have setup my ssl cert](https://community.wowza.com/t/i-am-trying-to-access-wowza-engine-manager-over-https-its-not-working-i-have-setup-my-ssl-cert/95840)

<div class="topic-metadata">

**Author:** [@Jon\_Puryear](https://community.wowza.com/u/Jon_Puryear)\
**Replies:** 1\
**Last updated:** [January 24, 2023, 11:28pm UTC](https://community.wowza.com/t/i-am-trying-to-access-wowza-engine-manager-over-https-its-not-working-i-have-setup-my-ssl-cert/95840 "2023-01-24T23:28:27Z")

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https://5f64c61bdc191.streamlock.net:444/scheduled/Stream1/playlist.m3u8

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## [How to toggle source security with the rest API?](https://community.wowza.com/t/how-to-toggle-source-security-with-the-rest-api/95833)

<div class="topic-metadata">

**Author:** [@Matthew\_Hailwood](https://community.wowza.com/u/Matthew_Hailwood)\
**Replies:** 2\
**Last updated:** [January 23, 2023, 10:13pm UTC](https://community.wowza.com/t/how-to-toggle-source-security-with-the-rest-api/95833 "2023-01-23T22:13:55Z")

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So I know how to create publishers using the API, and if in the manager Applications/{name}/Source Security/RTSP Sources is set to “Require password authentication” everything works great. It also works great if we don’…

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## [hls live stream freezes on IOS devices](https://community.wowza.com/t/hls-live-stream-freezes-on-ios-devices/49600)

<div class="topic-metadata">

**Author:** [@Mikhael\_Filippov](https://community.wowza.com/u/Mikhael_Filippov)\
**Replies:** 4\
**Last updated:** [January 17, 2023, 7:11pm UTC](https://community.wowza.com/t/hls-live-stream-freezes-on-ios-devices/49600 "2023-01-17T19:11:48Z")

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Hello, i am using Wowza for WebRtc broadcasts with html5 hls. The problem is it is not working well on ios devices. (seems to work well everywere else) Stream strarts playing normally, but eventually freezes. It goes li…

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## [Set the NTP server](https://community.wowza.com/t/set-the-ntp-server/95830)

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**Author:** [@7038737cfd342299657e](https://community.wowza.com/u/7038737cfd342299657e)\
**Replies:** 2\
**Last updated:** [January 17, 2023, 6:30pm UTC](https://community.wowza.com/t/set-the-ntp-server/95830 "2023-01-17T18:30:27Z")

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Hello everyone. I need to set up an ntp server to set the server’s clock. Where is the option or configuration file that needs to be changed? Can you help me with this?

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## [nDVR duration limit and WindowDuration](https://community.wowza.com/t/ndvr-duration-limit-and-windowduration/95827)

<div class="topic-metadata">

**Author:** [@Volodymyr\_Bykov](https://community.wowza.com/u/Volodymyr_Bykov)\
**Replies:** 3\
**Last updated:** [January 17, 2023, 7:24am UTC](https://community.wowza.com/t/ndvr-duration-limit-and-windowduration/95827 "2023-01-17T07:24:09Z")

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The nDVR documentation says: For example, if you set the WindowDuration value to 3 hours, the recording will be 3 hours long. As time continues past 3 hours but is still less than the 30-hour maximum, the recording will…

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## [Send SRT Stream to Wowza and Transcode to HLS with ID3 metadata](https://community.wowza.com/t/send-srt-stream-to-wowza-and-transcode-to-hls-with-id3-metadata/95705)

<div class="topic-metadata">

**Author:** [@Dan\_Farrow](https://community.wowza.com/u/Dan_Farrow)\
**Replies:** 3\
**Last updated:** [January 17, 2023, 12:27am UTC](https://community.wowza.com/t/send-srt-stream-to-wowza-and-transcode-to-hls-with-id3-metadata/95705 "2023-01-17T00:27:48Z")

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I am looking to possibly stream to WSE via SRT and then transcode to HLS. I would like to be able to inject Timed ID3 metadata into the HLS stream (similar to this for RTMP streams (how-to-convert-ontextdata-events-in-a…

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## [Unable to make access at loadbalancer interface after upgrade](https://community.wowza.com/t/unable-to-make-access-at-loadbalancer-interface-after-upgrade/95824)

<div class="topic-metadata">

**Author:** [@Stefano\_Cavallini](https://community.wowza.com/u/Stefano_Cavallini)\
**Replies:** 1\
**Last updated:** [January 17, 2023, 12:11am UTC](https://community.wowza.com/t/unable-to-make-access-at-loadbalancer-interface-after-upgrade/95824 "2023-01-17T00:11:53Z")

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Hello, after upgrade to v 4.8.20+1 I am no longer able to access the loadbalancer interface http://IP:1935/loadbalanceinfo, I get the prompt for user and password but if I enter the user and password of admin.password, …

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## [Wowza - 4090 NVIDIA support](https://community.wowza.com/t/wowza-4090-nvidia-support/95719)

<div class="topic-metadata">

**Author:** [@Karthik\_Alagappan](https://community.wowza.com/u/Karthik_Alagappan)\
**Replies:** 5\
**Last updated:** [January 17, 2023, 12:08am UTC](https://community.wowza.com/t/wowza-4090-nvidia-support/95719 "2023-01-17T00:08:48Z")

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Does Wowza support the latest 4090 Nvidia cards? I tried both in windows server 2019 and Ubuntu LTE 22.04 LTE. Scenario (2 Identical HLS stream) as input & need to transrate them into multiple bit rate. the first strea…

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## [Source code of the Wowza Java libraries](https://community.wowza.com/t/source-code-of-the-wowza-java-libraries/95808)

<div class="topic-metadata">

**Author:** [@khat33b](https://community.wowza.com/u/khat33b)\
**Replies:** 1\
**Last updated:** [January 12, 2023, 8:20pm UTC](https://community.wowza.com/t/source-code-of-the-wowza-java-libraries/95808 "2023-01-12T20:20:05Z")

</div>

I have created a Wowza SE Project using the Eclipse extension. It is running fine but the source code is not attached to the project. How do I attach the source code in Eclipse so I can use it for debugging?

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