# Latest

**URL:** https://community.wowza.com/latest.md?page=35

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

**Page:** 36

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## [Can't create Akamai Stream Target, Your account is subject to limitations](https://community.wowza.com/t/cant-create-akamai-stream-target-your-account-is-subject-to-limitations/93829)

<div class="topic-metadata">

**Author:** [@Alexis\_Amber](https://community.wowza.com/u/Alexis_Amber)\
**Replies:** 1\
**Last updated:** [September 20, 2021, 5:24pm UTC](https://community.wowza.com/t/cant-create-akamai-stream-target-your-account-is-subject-to-limitations/93829 "2021-09-20T17:24:23Z")

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We recently purchased your services but are having some problems creating Wowza CDN on Akamai Your account is subject to limitations. Contact support@wowza.com for assistance. We paid for a 24/7 service and not to fac…

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## [Media decode error (mp4a.40.2, avc1.4D401F)](https://community.wowza.com/t/media-decode-error-mp4a-40-2-avc1-4d401f/93818)

<div class="topic-metadata">

**Author:** [@Scott\_Caster](https://community.wowza.com/u/Scott_Caster)\
**Replies:** 4\
**Last updated:** [September 16, 2021, 5:57pm UTC](https://community.wowza.com/t/media-decode-error-mp4a-40-2-avc1-4d401f/93818 "2021-09-16T17:57:25Z")

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Any ideas on what is causing this? Happens in Chrome on Mac and Win.Safari works fine. Just started happening. I’m on a Newtek MediaDS.

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## [Error Occurred When Connecting Stream File](https://community.wowza.com/t/error-occurred-when-connecting-stream-file/93822)

<div class="topic-metadata">

**Author:** [@Lee\_Wonjung](https://community.wowza.com/u/Lee_Wonjung)\
**Replies:** 3\
**Last updated:** [September 16, 2021, 9:52am UTC](https://community.wowza.com/t/error-occurred-when-connecting-stream-file/93822 "2021-09-16T09:52:05Z")

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I want to create a Stream File in Virtual Host Stream Files and connect it with LIVE application. MediaCaster Type was set to SRT. However, an error of “Unknown action: connect” occurs as shown in the picture below. …

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## [Receiving "killUnidentifiedSessions: Killing unidentified session: address" error](https://community.wowza.com/t/receiving-killunidentifiedsessions-killing-unidentified-session-address-error/93815)

<div class="topic-metadata">

**Author:** [@Thiago\_Lima](https://community.wowza.com/u/Thiago_Lima)\
**Replies:** 1\
**Last updated:** [September 14, 2021, 3:10am UTC](https://community.wowza.com/t/receiving-killunidentifiedsessions-killing-unidentified-session-address-error/93815 "2021-09-14T03:10:06Z")

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Guys, I have a RTSP application that works really well through the Internet and through the Local network. But I’m not able to publish when the connection come through a VPN that I have. VPN --\> Local Network --\> Wowz…

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## [Is there a way to set the HLS minimum chunk size?](https://community.wowza.com/t/is-there-a-way-to-set-the-hls-minimum-chunk-size/93810)

<div class="topic-metadata">

**Author:** [@Greg\_Nisbet](https://community.wowza.com/u/Greg_Nisbet)\
**Replies:** 3\
**Last updated:** [September 13, 2021, 8:12pm UTC](https://community.wowza.com/t/is-there-a-way-to-set-the-hls-minimum-chunk-size/93810 "2021-09-13T20:12:35Z")

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I have found that some players seem to have issues with very short chunks, which Wowza frequently produces. For example, if a stream is 100.2 seconds long, wowza will produce 10 10s chunks and one 0.2s chunk. I would muc…

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## [Shifting on-premise installation to a new IP Address](https://community.wowza.com/t/shifting-on-premise-installation-to-a-new-ip-address/93805)

<div class="topic-metadata">

**Author:** [@Nick\_OU](https://community.wowza.com/u/Nick_OU)\
**Replies:** 1\
**Last updated:** [September 13, 2021, 6:52pm UTC](https://community.wowza.com/t/shifting-on-premise-installation-to-a-new-ip-address/93805 "2021-09-13T18:52:41Z")

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Hi there, I have been tasked with shifting our on premise wowza server to a new IP range (eventually retiring the old network range) My question is (as a new user/administrator for Wowza) are there any gotchas that may…

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## [Why Transcode Your Stream? Publishing & Playback Benefits](https://community.wowza.com/t/why-transcode-your-stream-publishing-playback-benefits/93814)

<div class="topic-metadata">

**Author:** [@Rose\_Power-Wowza\_Com](https://community.wowza.com/u/Rose_Power-Wowza_Com)\
**Replies:** 0\
**Last updated:** [September 13, 2021, 5:04pm UTC](https://community.wowza.com/t/why-transcode-your-stream-publishing-playback-benefits/93814 "2021-09-13T17:04:37Z")

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Table of Contents What Is Video Transcoding Why Transcode a Live Stream What Processes Occur During Video Transcoding How to Transcode Live Video Streams With Wowza Benefits of Video Transcoding

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## [REST API Authorization failed](https://community.wowza.com/t/rest-api-authorization-failed/93799)

<div class="topic-metadata">

**Author:** [@Junhee\_Park](https://community.wowza.com/u/Junhee_Park)\
**Replies:** 2\
**Last updated:** [September 9, 2021, 12:08am UTC](https://community.wowza.com/t/rest-api-authorization-failed/93799 "2021-09-09T00:08:41Z")

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I’m using trial license for wowza streaming engine. I can’t access the management page with error below " REST API Authorization failed when connecting to server: (http://localhost:8087) " Would you let me know about …

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## [Application context not loaded warning](https://community.wowza.com/t/application-context-not-loaded-warning/93780)

<div class="topic-metadata">

**Author:** [@Stefano\_Cavallini](https://community.wowza.com/u/Stefano_Cavallini)\
**Replies:** 5\
**Last updated:** [September 8, 2021, 5:36pm UTC](https://community.wowza.com/t/application-context-not-loaded-warning/93780 "2021-09-08T17:36:46Z")

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Hello, After deleting an application, its stream url remains on many internet sites and this generates many connection requests when the application is gone. this generates many warnings of this type in the log file: H…

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## [Multilanguage and ClearCaster PRO](https://community.wowza.com/t/multilanguage-and-clearcaster-pro/55366)

<div class="topic-metadata">

**Author:** [@Daniele\_Alessandri](https://community.wowza.com/u/Daniele_Alessandri)\
**Replies:** 3\
**Last updated:** [September 7, 2021, 8:29pm UTC](https://community.wowza.com/t/multilanguage-and-clearcaster-pro/55366 "2021-09-07T20:29:50Z")

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Hello, Let’s suppose we have a multichannel audio stream embedded in the SDI input in which the first two channels should be treated at a logical level as STEREO ENGLISH and other two channel as STEREO ITALIAN: would it…

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## [MPEG PAT PMT errors reported in outgoing stream to MPEG TS Stream target](https://community.wowza.com/t/mpeg-pat-pmt-errors-reported-in-outgoing-stream-to-mpeg-ts-stream-target/55154)

<div class="topic-metadata">

**Author:** [@Jan\_van\_de\_Beek](https://community.wowza.com/u/Jan_van_de_Beek)\
**Replies:** 2\
**Last updated:** [September 7, 2021, 5:44pm UTC](https://community.wowza.com/t/mpeg-pat-pmt-errors-reported-in-outgoing-stream-to-mpeg-ts-stream-target/55154 "2021-09-07T17:44:22Z")

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Hello All, We are running a not for profit local/regional radio and tv station in The Netherlands. We are using Wowza Streaming server Version 4.8 on our own Windows 2016 server for some 4 months now. Main applications…

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## [Peformance Tuning when using GPU encode decode](https://community.wowza.com/t/peformance-tuning-when-using-gpu-encode-decode/93792)

<div class="topic-metadata">

**Author:** [@Brian\_Yu](https://community.wowza.com/u/Brian_Yu)\
**Replies:** 1\
**Last updated:** [September 7, 2021, 2:27pm UTC](https://community.wowza.com/t/peformance-tuning-when-using-gpu-encode-decode/93792 "2021-09-07T14:27:55Z")

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Hi, I have few question when I using streaming engine ! I am using AWS g4Xlarge (Now Available – EC2 Instances (G4) with NVIDIA T4 Tensor Core GPUs | AWS News Blog) for my streaming engine server . and reference (A…

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## [live HTTP Origin and adaptive hls](https://community.wowza.com/t/live-http-origin-and-adaptive-hls/48263)

<div class="topic-metadata">

**Author:** [@Honza\_Krecek](https://community.wowza.com/u/Honza_Krecek)\
**Replies:** 2\
**Last updated:** [September 6, 2021, 3:02pm UTC](https://community.wowza.com/t/live-http-origin-and-adaptive-hls/48263 "2021-09-06T15:02:01Z")

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Hi, could you please help me with hls adaptive with live http origin? i set up live http origin application edge with default transrate transcoder, then i push to rtmp://server/edge/test then i have incoming streams: …

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## [Video encoder is stuck, recreating.](https://community.wowza.com/t/video-encoder-is-stuck-recreating/55297)

<div class="topic-metadata">

**Author:** [@Rutger-Jan\_Gelink](https://community.wowza.com/u/Rutger-Jan_Gelink)\
**Replies:** 33\
**Last updated:** [September 6, 2021, 7:47am UTC](https://community.wowza.com/t/video-encoder-is-stuck-recreating/55297 "2021-09-06T07:47:05Z")

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While transcoding, the return stream contains no data. The log shows “Video encoder is stuck, recreating.” The card i’m using is a Tesla K10. Decoding seems to go well using CUDA or NVCUVID. Encoding using NVENC howeve…

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## [StreamLock for offline](https://community.wowza.com/t/streamlock-for-offline/93786)

<div class="topic-metadata">

**Author:** [@heeyeon\_jang](https://community.wowza.com/u/heeyeon_jang)\
**Replies:** 2\
**Last updated:** [September 3, 2021, 5:53pm UTC](https://community.wowza.com/t/streamlock-for-offline/93786 "2021-09-03T17:53:49Z")

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I want to use StreamLock for WebRTC. Is StreamLock available for offline server? XXXXXXXb438.streamlock.net server can be configured with internal DNS. I wonder if this was used internally. Is there anything else I nee…

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## [Hls push to wowza](https://community.wowza.com/t/hls-push-to-wowza/93747)

<div class="topic-metadata">

**Author:** [@JAVIER\_DE\_ANDRES](https://community.wowza.com/u/JAVIER_DE_ANDRES)\
**Replies:** 3\
**Last updated:** [September 1, 2021, 3:14pm UTC](https://community.wowza.com/t/hls-push-to-wowza/93747 "2021-09-01T15:14:04Z")

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Hi, i suceed pulling from my source. But now i am considering change operation mode. Is supported push from the source to Wowza in HLS? I am not sure if is possible now. Thanks

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## [The best way to reduce latency on ll-hls](https://community.wowza.com/t/the-best-way-to-reduce-latency-on-ll-hls/93778)

<div class="topic-metadata">

**Author:** [@Junhee\_Park](https://community.wowza.com/u/Junhee_Park)\
**Replies:** 1\
**Last updated:** [September 1, 2021, 6:22am UTC](https://community.wowza.com/t/the-best-way-to-reduce-latency-on-ll-hls/93778 "2021-09-01T06:22:00Z")

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I treid few days for do that thing. “The way to streaming vedio from IP camera based on RTSP to Chrome browser faster with lowest latency” I tried 6 things to streaming like below. And I tried to benchmark the latency…

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## [Webrtc stress test tool](https://community.wowza.com/t/webrtc-stress-test-tool/93766)

<div class="topic-metadata">

**Author:** [@ks\_ko](https://community.wowza.com/u/ks_ko)\
**Replies:** 1\
**Last updated:** [August 31, 2021, 4:23pm UTC](https://community.wowza.com/t/webrtc-stress-test-tool/93766 "2021-08-31T16:23:48Z")

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We’re looking at how many users we can afford for webrtc service, have you had any experience in load testing?

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## [What is the best way to play LL-HLS in html5](https://community.wowza.com/t/what-is-the-best-way-to-play-ll-hls-in-html5/93774)

<div class="topic-metadata">

**Author:** [@park\_younghoon](https://community.wowza.com/u/park_younghoon)\
**Replies:** 1\
**Last updated:** [August 31, 2021, 4:16pm UTC](https://community.wowza.com/t/what-is-the-best-way-to-play-ll-hls-in-html5/93774 "2021-08-31T16:16:40Z")

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I’m using hls.js for playing LL-HLS now. but there are some problems so i want to know other else for playing LL-HLS in html5 Thank you so much

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## [Is there any way to play RTSP on the web?](https://community.wowza.com/t/is-there-any-way-to-play-rtsp-on-the-web/93758)

<div class="topic-metadata">

**Author:** [@heeyeon\_jang](https://community.wowza.com/u/heeyeon_jang)\
**Replies:** 1\
**Last updated:** [August 31, 2021, 4:10pm UTC](https://community.wowza.com/t/is-there-any-way-to-play-rtsp-on-the-web/93758 "2021-08-31T16:10:57Z")

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Is there any way to play RTSP on the web?

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## [Does not connect after migration](https://community.wowza.com/t/does-not-connect-after-migration/93760)

<div class="topic-metadata">

**Author:** [@Voitel\_Operacoes](https://community.wowza.com/u/Voitel_Operacoes)\
**Replies:** 1\
**Last updated:** [August 30, 2021, 9:06pm UTC](https://community.wowza.com/t/does-not-connect-after-migration/93760 "2021-08-30T21:06:39Z")

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I’m migrating the wowza engine from one instance on AWS to another, but it stopped streaming even though all settings were migrated. follow the paint of the screens

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## [How many webrtc sessions are possible?](https://community.wowza.com/t/how-many-webrtc-sessions-are-possible/93764)

<div class="topic-metadata">

**Author:** [@heeyeon\_jang](https://community.wowza.com/u/heeyeon_jang)\
**Replies:** 1\
**Last updated:** [August 30, 2021, 8:59pm UTC](https://community.wowza.com/t/how-many-webrtc-sessions-are-possible/93764 "2021-08-30T20:59:24Z")

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How many webrtc sessions are possible?

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## [Live streaming multiaudio HLS](https://community.wowza.com/t/live-streaming-multiaudio-hls/93750)

<div class="topic-metadata">

**Author:** [@Krzysztof\_Spychala](https://community.wowza.com/u/Krzysztof_Spychala)\
**Replies:** 3\
**Last updated:** [August 30, 2021, 8:44pm UTC](https://community.wowza.com/t/live-streaming-multiaudio-hls/93750 "2021-08-30T20:44:32Z")

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Hi All, I’m preparing live workflow from UDP MPEG-TS input. I want to have multiple audio streams. On the input I have 4 streams with video only and one with video and multiple audio. For each stream with video I’ve cre…

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## [Create Custom Log and Write to it from Custom Module](https://community.wowza.com/t/create-custom-log-and-write-to-it-from-custom-module/53937)

<div class="topic-metadata">

**Author:** [@Rich\_Sokol](https://community.wowza.com/u/Rich_Sokol)\
**Replies:** 6\
**Last updated:** [August 30, 2021, 4:11pm UTC](https://community.wowza.com/t/create-custom-log-and-write-to-it-from-custom-module/53937 "2021-08-30T16:11:11Z")

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This topic has been bounced around, but to me does not seem like its been fully answered. I want to be able to create a custom log (which I have done by modifying the log4j.properties file), and write to this log from my…

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## [CupertinoPacketHandler.startStream (On incoming streams)](https://community.wowza.com/t/cupertinopackethandler-startstream-on-incoming-streams/93757)

<div class="topic-metadata">

**Author:** [@heeyeon\_jang](https://community.wowza.com/u/heeyeon_jang)\
**Replies:** 1\
**Last updated:** [August 27, 2021, 7:59pm UTC](https://community.wowza.com/t/cupertinopackethandler-startstream-on-incoming-streams/93757 "2021-08-27T19:59:51Z")

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2021-08-27 20:51:40 KST comment server INFO 200 - CupertinoPacketHandler.startStream\[live/definst/11.stream\] - - - 17556.231 - - - - - …

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## [Wowza Cloud - Crop 16:9 Input to Portrait 9:16 Output](https://community.wowza.com/t/wowza-cloud-crop-16-9-input-to-portrait-9-16-output/53441)

<div class="topic-metadata">

**Author:** [@Phil\_Thomas1](https://community.wowza.com/u/Phil_Thomas1)\
**Replies:** 9\
**Last updated:** [August 27, 2021, 6:46pm UTC](https://community.wowza.com/t/wowza-cloud-crop-16-9-input-to-portrait-9-16-output/53441 "2021-08-27T18:46:58Z")

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Hi, Does anybody know how to send a 16:9 video stream to Wowza Cloud and transcode it so it crops the left and right portions of the video and sends a Portrait 9:16 RTMP output? Thanks Phil

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## [Wowza incoming streams](https://community.wowza.com/t/wowza-incoming-streams/93743)

<div class="topic-metadata">

**Author:** [@heeyeon\_jang](https://community.wowza.com/u/heeyeon_jang)\
**Replies:** 7\
**Last updated:** [August 26, 2021, 5:23pm UTC](https://community.wowza.com/t/wowza-incoming-streams/93743 "2021-08-26T17:23:51Z")

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I have about 1000 rtsp addresses (provided by Inodep’s vurix). It should be streamed on one wowza server. Creating a .stream file one by one and putting it in the “incoming stream” does not match the network bandwidth. …

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## [Live streaming caption support MPEGDash](https://community.wowza.com/t/live-streaming-caption-support-mpegdash/93751)

<div class="topic-metadata">

**Author:** [@Krzysztof\_Spychala](https://community.wowza.com/u/Krzysztof_Spychala)\
**Replies:** 0\
**Last updated:** [August 26, 2021, 11:58am UTC](https://community.wowza.com/t/live-streaming-caption-support-mpegdash/93751 "2021-08-26T11:58:20Z")

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Hi All, I’m creating live workflow UDP MPEG-TS input with Teletext captions. I was able to create stream file with captions and SMIL that works with HLS but I can’t figure out how to enable subtitles in MPEGDash stream.…

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## [How to Lower Your Latency in Streaming Cloud (For HLS & WebRTC)](https://community.wowza.com/t/how-to-lower-your-latency-in-streaming-cloud-for-hls-webrtc/93744)

<div class="topic-metadata">

**Author:** [@Rose\_Power-Wowza\_Com](https://community.wowza.com/u/Rose_Power-Wowza_Com)\
**Replies:** 0\
**Last updated:** [August 25, 2021, 7:52pm UTC](https://community.wowza.com/t/how-to-lower-your-latency-in-streaming-cloud-for-hls-webrtc/93744 "2021-08-25T19:52:47Z")

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While general latency going from RTMP to HLS is 30-45 seconds, this can be tuned down to 9-12 seconds by checking a box and optimizing your encoder output. Additionally, you can add a WebRTC output with a 1-3 second late…

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## [The following questions are about Wowza Streaming Engine Perpetual Pro Custom (USB)](https://community.wowza.com/t/the-following-questions-are-about-wowza-streaming-engine-perpetual-pro-custom-usb/93742)

<div class="topic-metadata">

**Author:** [@changil\_shin](https://community.wowza.com/u/changil_shin)\
**Replies:** 2\
**Last updated:** [August 25, 2021, 6:12pm UTC](https://community.wowza.com/t/the-following-questions-are-about-wowza-streaming-engine-perpetual-pro-custom-usb/93742 "2021-08-25T18:12:50Z")

</div>

Hello. I understand that Wowza USB must be connected to the server at all times for Wowza to run normally. However, due to the circumstances of the current customer, the USB connection is not always possible. Is it po…

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