# Wowza Streaming Engine **URL:** https://community.wowza.com/c/wowza-streaming-engine/8.md?page=194 [Latest](https://community.wowza.com/latest.md) · [Categories](https://community.wowza.com/categories.md) · [Tags](https://community.wowza.com/tags.md) **Page:** 195 --- ## [How to add/modify mediaCacheLoadType](https://community.wowza.com/t/how-to-add-modify-mediacacheloadtype/45002)
**Author:** [@David\_Garrett](https://community.wowza.com/u/David_Garrett)\ **Replies:** 1\ **Last updated:** [April 2, 2015, 5:42pm UTC](https://community.wowza.com/t/how-to-add-modify-mediacacheloadtype/45002 "2015-04-02T17:42:47Z")
I’m trying to add the ServerListenerMediaCachePreload module to my Wowza installation. I followed the online instructions. in my error log file I get the following: WARN server comment 2015-03-26 10:33:50 - - - - - 3.24… --- ## [Fragment duration greater than suggested range of 1-4 seconds WARN](https://community.wowza.com/t/fragment-duration-greater-than-suggested-range-of-1-4-seconds-warn/45015)
**Author:** [@Yariv\_Levi](https://community.wowza.com/u/Yariv_Levi)\ **Replies:** 1\ **Last updated:** [April 2, 2015, 3:18pm UTC](https://community.wowza.com/t/fragment-duration-greater-than-suggested-range-of-1-4-seconds-warn/45015 "2015-04-02T15:18:48Z")
Hi, i have same issue , i’m getting this error and when i try to play mpeg-dash its try to play and stack i’m using wowza 4.1.2 and wirecast frame per sec : 30 key frame every 240 please advice thanks Yariv --- ## [How many applications can I run on one machine (how much resource does wowza use)](https://community.wowza.com/t/how-many-applications-can-i-run-on-one-machine-how-much-resource-does-wowza-use/44762)
**Author:** [@Yuxiang\_Shen](https://community.wowza.com/u/Yuxiang_Shen)\ **Replies:** 2\ **Last updated:** [April 2, 2015, 2:06pm UTC](https://community.wowza.com/t/how-many-applications-can-i-run-on-one-machine-how-much-resource-does-wowza-use/44762 "2015-04-02T14:06:10Z")
Hi there, I want to deploy my Wowza servers on AWS EC2 instances. I’m calculating how many instances I need. On the Wowza manager website I see some indicators like “Wowza CPU, total memory…”. So for one application wit… --- ## [How to change Time zone in Wowza](https://community.wowza.com/t/how-to-change-time-zone-in-wowza/44335)
**Author:** [@RAMA\_SHANKAR](https://community.wowza.com/u/RAMA_SHANKAR)\ **Replies:** 1\ **Last updated:** [April 2, 2015, 12:08pm UTC](https://community.wowza.com/t/how-to-change-time-zone-in-wowza/44335 "2015-04-02T12:08:36Z")
Hi, Wowza streaming engine by default set hosted machine timezone. like if machine time zone is PST then wowza set its time zone in PST on start. is wowza timezone is system dependent ? then how we can change timezone… --- ## [question](https://community.wowza.com/t/question/44984)
**Author:** [@Kenny\_esteves](https://community.wowza.com/u/Kenny_esteves)\ **Replies:** 12\ **Last updated:** [April 2, 2015, 10:40am UTC](https://community.wowza.com/t/question/44984 "2015-04-02T10:40:38Z")
hi im new here and i have a question is possible with the software wowza to transcode rtmp to hls? --- ## [Wowza to Ustream not working with PushPublish](https://community.wowza.com/t/wowza-to-ustream-not-working-with-pushpublish/45031)
**Author:** [@Dustin\_Hott](https://community.wowza.com/u/Dustin_Hott)\ **Replies:** 2\ **Last updated:** [April 2, 2015, 8:13am UTC](https://community.wowza.com/t/wowza-to-ustream-not-working-with-pushpublish/45031 "2015-04-02T08:13:37Z")
Hello all, I’ve read through a bunch of these threads, and I have tried every fix within them. I am unable to push to UStream. Here is the entry from my PushPublishMap.txt: EnsembleTest.stream={profile:"rtmp”, host: “r… --- ## [Autostart streams after Application restart](https://community.wowza.com/t/autostart-streams-after-application-restart/37196)
**Author:** [@Alexsey\_Kasianenko](https://community.wowza.com/u/Alexsey_Kasianenko)\ **Replies:** 1\ **Last updated:** [April 1, 2015, 3:41pm UTC](https://community.wowza.com/t/autostart-streams-after-application-restart/37196 "2015-04-01T15:41:36Z")
Hi I have added autostart streams as it is described there https://www.wowza.com/docs/how-to-start-streams-at-server-startup Streams start when i restart Wowza Streaming Engine But when i restart application, streams… --- ## [General Question about Wowza Amazon ec2 setup/storage](https://community.wowza.com/t/general-question-about-wowza-amazon-ec2-setup-storage/44836)
**Author:** [@jason\_aston](https://community.wowza.com/u/jason_aston)\ **Replies:** 3\ **Last updated:** [April 1, 2015, 11:45am UTC](https://community.wowza.com/t/general-question-about-wowza-amazon-ec2-setup-storage/44836 "2015-04-01T11:45:14Z")
Hello everyone. Thanks for any help and suggestions. So I have an amazon ec2 instance running with wowza server installed for live streaming audio and audio/video on demand. Everything is running fine…things seem to be … --- ## [Screen sharing feature of Wowza details](https://community.wowza.com/t/screen-sharing-feature-of-wowza-details/45030)
**Author:** [@Suraya\_Md](https://community.wowza.com/u/Suraya_Md)\ **Replies:** 1\ **Last updated:** [April 1, 2015, 11:20am UTC](https://community.wowza.com/t/screen-sharing-feature-of-wowza-details/45030 "2015-04-01T11:20:51Z")
Hi, I have come to know that wowza is supporting screen sharing feature. Please help me in understanding how this feature works and its capabilities. Thanks in advance! --- ## [IP Cam - Audio but no video](https://community.wowza.com/t/ip-cam-audio-but-no-video/45027)
**Author:** [@Moises\_Rodriguez](https://community.wowza.com/u/Moises_Rodriguez)\ **Replies:** 1\ **Last updated:** [March 31, 2015, 8:15pm UTC](https://community.wowza.com/t/ip-cam-audio-but-no-video/45027 "2015-03-31T20:15:01Z")
Hi I’ve been trying to make this work but no luck so far, I’ve followed the guides and no luck as well. I have a Grandstream IP Cam which sends compatible H264 and AAC audio, tested already with VLC player (rtsp) so i … --- ## [Adaptive stream switch tracking](https://community.wowza.com/t/adaptive-stream-switch-tracking/43890)
**Author:** [@Derek\_Eichele](https://community.wowza.com/u/Derek_Eichele)\ **Replies:** 2\ **Last updated:** [March 31, 2015, 1:18pm UTC](https://community.wowza.com/t/adaptive-stream-switch-tracking/43890 "2015-03-31T13:18:51Z")
I’m attempting to write a custom module to track when the different adaptive streams are requested (both for Cupertino and SmoothStreaming). I’ve created a module that extends ModuleBase, and I’m focusing on the methods … --- ## [how to add ID3 tag into a VOD stream at a specific time?](https://community.wowza.com/t/how-to-add-id3-tag-into-a-vod-stream-at-a-specific-time/44756)
**Author:** [@Yuxiang\_Shen](https://community.wowza.com/u/Yuxiang_Shen)\ **Replies:** 1\ **Last updated:** [March 31, 2015, 9:53am UTC](https://community.wowza.com/t/how-to-add-id3-tag-into-a-vod-stream-at-a-specific-time/44756 "2015-03-31T09:53:55Z")
Hi there, I have a .ts segment. I wanna insert ID3 tags into it at a specific time ( say after 3 seconds from the video segment starts). I just read this article https://www.wowza.com/docs/how-to-convert-ontextdata-even… --- ## [WowzaStreamingEngine-4.1.2 upgrade issues](https://community.wowza.com/t/wowzastreamingengine-4-1-2-upgrade-issues/40747)
**Author:** [@Tome\_N1](https://community.wowza.com/u/Tome_N1)\ **Replies:** 5\ **Last updated:** [March 31, 2015, 5:24am UTC](https://community.wowza.com/t/wowzastreamingengine-4-1-2-upgrade-issues/40747 "2015-03-31T05:24:11Z")
After upgrading to WowzaStreamingEngine-4.1.2 inside error log I can see the following error: HTTPStreamerAdapterCupertinoStreamer.service : java.lang.NullPointerException|at com.wowza.wms.httpstreamer.cupertinostreamin… --- ## [Load Balancing Issues](https://community.wowza.com/t/load-balancing-issues/45009)
**Author:** [@Christopher\_Heinlein](https://community.wowza.com/u/Christopher_Heinlein)\ **Replies:** 1\ **Last updated:** [March 30, 2015, 8:51pm UTC](https://community.wowza.com/t/load-balancing-issues/45009 "2015-03-30T20:51:53Z")
I have been attempting to setup load balancing for my vod application but thus far have had near nil success. I am attempting to set things up using a total of 3 dedicated servers. ServerA = Load Balancer Server1 = Lo… --- ## [Max concurrent hitting bandwidth limit and dropping connections](https://community.wowza.com/t/max-concurrent-hitting-bandwidth-limit-and-dropping-connections/36216)
**Author:** [@Eddie\_Hermoso](https://community.wowza.com/u/Eddie_Hermoso)\ **Replies:** 6\ **Last updated:** [March 30, 2015, 6:39pm UTC](https://community.wowza.com/t/max-concurrent-hitting-bandwidth-limit-and-dropping-connections/36216 "2015-03-30T18:39:00Z")
I’ve recently used the Load Testing tool and once I hit a bandwidth bottleneck, I’ve noticed that the Wowza server drops existing connections. I’ve also seen this in production. What is the expected behavior if the max b… --- ## [Issues with Push Publishing to Twitch TV](https://community.wowza.com/t/issues-with-push-publishing-to-twitch-tv/44917)
**Author:** [@Shawn\_Hendrix](https://community.wowza.com/u/Shawn_Hendrix)\ **Replies:** 2\ **Last updated:** [March 30, 2015, 6:01pm UTC](https://community.wowza.com/t/issues-with-push-publishing-to-twitch-tv/44917 "2015-03-30T18:01:32Z")
Hello, I am a new user of Wowza and have set up a Amazon EC2 Server with Wowza running on it. I have successfully streamed to the Wowza server and installed the pushpublish module on my Live App named “live”. However my… --- ## [Low latency recovery](https://community.wowza.com/t/low-latency-recovery/44535)
**Author:** [@Colm\_Aengus\_Murphy](https://community.wowza.com/u/Colm_Aengus_Murphy)\ **Replies:** 1\ **Last updated:** [March 30, 2015, 1:54pm UTC](https://community.wowza.com/t/low-latency-recovery/44535 "2015-03-30T13:54:31Z")
Hi, I’m are using Wowza for an interactive application (in that clients have the option to interact with the live stream) so I need to have as little latency as possible. I’m streaming rtsp from ffmpeg to a Wowza live … --- ## [many connections on same player session](https://community.wowza.com/t/many-connections-on-same-player-session/39554)
**Author:** [@Denis\_Santos](https://community.wowza.com/u/Denis_Santos)\ **Replies:** 1\ **Last updated:** [March 30, 2015, 1:43pm UTC](https://community.wowza.com/t/many-connections-on-same-player-session/39554 "2015-03-30T13:43:32Z")
Hi guys , I have a issue, this trouble my reports I mpeg dash, I have a player and test a live streaming, in log see what is happening: 20:12:12 2015-03-20 BRT play stream INFO 200 programa\_all.smil - \_defaultVHost\_ pr… --- ## [DRM with WOWZA, no internet connection and web page video players](https://community.wowza.com/t/drm-with-wowza-no-internet-connection-and-web-page-video-players/44400)
**Author:** [@panagiotis\_georgas](https://community.wowza.com/u/panagiotis_georgas)\ **Replies:** 1\ **Last updated:** [March 30, 2015, 8:08am UTC](https://community.wowza.com/t/drm-with-wowza-no-internet-connection-and-web-page-video-players/44400 "2015-03-30T08:08:55Z")
Hello and thank you in advance, I am a web developer and I send this email on behalf of my company. We are interesting in protecting are multimedia content from download, copy etc. Our total system characteristics are… --- ## [Reliable UDP Support?](https://community.wowza.com/t/reliable-udp-support/41091)
**Author:** [@Kyle\_Zimmerman](https://community.wowza.com/u/Kyle_Zimmerman)\ **Replies:** 1\ **Last updated:** [March 30, 2015, 7:55am UTC](https://community.wowza.com/t/reliable-udp-support/41091 "2015-03-30T07:55:57Z")
Does Wowza server support Reliable UDP for RTP Streaming? Here is a little more background as to why I pose this question. I’m trying to stream unicast RTP to a set top box from Wowza server. The stream will play, but … --- ## [VLC player](https://community.wowza.com/t/vlc-player/44840)
**Author:** [@james\_jones](https://community.wowza.com/u/james_jones)\ **Replies:** 6\ **Last updated:** [March 30, 2015, 1:27am UTC](https://community.wowza.com/t/vlc-player/44840 "2015-03-30T01:27:31Z")
Is there a way to disable the ability to stream to it via my rtmp url? password it? Many thanks --- ## [State of Live Stream Captioning on Android?](https://community.wowza.com/t/state-of-live-stream-captioning-on-android/44991)
**Author:** [@Brent\_Colflesh](https://community.wowza.com/u/Brent_Colflesh)\ **Replies:** 2\ **Last updated:** [March 29, 2015, 1:07pm UTC](https://community.wowza.com/t/state-of-live-stream-captioning-on-android/44991 "2015-03-29T13:07:08Z")
I know that CEA-608 embedded captions will show up in iOS HLS streams now - how about Android? Either in the native player or the JavaScript player (JWPlayer, etc)? Anyone successful with live stream captions in a Phone… --- ## [Webcam recording applications not supported by Wowza Streaming Engine Manager](https://community.wowza.com/t/webcam-recording-applications-not-supported-by-wowza-streaming-engine-manager/44852)
**Author:** [@Luigino\_Bigattoli](https://community.wowza.com/u/Luigino_Bigattoli)\ **Replies:** 2\ **Last updated:** [March 29, 2015, 3:33am UTC](https://community.wowza.com/t/webcam-recording-applications-not-supported-by-wowza-streaming-engine-manager/44852 "2015-03-29T03:33:46Z")
Good morning, I’ve created a recording application starting from the “webcamrecording” sample provided with Wowza. It works as expected, but if I try to manage it from the Streaming Engine Manager I get the following er… --- ## [OFF Server - Error log](https://community.wowza.com/t/off-server-error-log/37348)
**Author:** [@Carlos\_Flores\_Doming](https://community.wowza.com/u/Carlos_Flores_Doming)\ **Replies:** 1\ **Last updated:** [March 28, 2015, 4:53pm UTC](https://community.wowza.com/t/off-server-error-log/37348 "2015-03-28T16:53:28Z")
Hi, I have presented a problem I have not been able to solve for days. Wowza server is ONLINE, works perfectly and in a few hours this is dumb. The flash shoutcast player left without audio, but the Wowza server is ONL… --- ## [Change FPS](https://community.wowza.com/t/change-fps/45000)
**Author:** [@akira\_suetsugu](https://community.wowza.com/u/akira_suetsugu)\ **Replies:** 1\ **Last updated:** [March 28, 2015, 3:45pm UTC](https://community.wowza.com/t/change-fps/45000 "2015-03-28T15:45:46Z")
I can not find FPS(frame rate) property of templates on Wowza Transcoder Addon Can I change FPS by Wowza Transcoder Addon ? \[add\] I found the related document, “How to reduce the frame rate in a transcoded stream (Sk… --- ## [VOD http origin download files when not here](https://community.wowza.com/t/vod-http-origin-download-files-when-not-here/34523)
**Author:** [@damien\_wetzel](https://community.wowza.com/u/damien_wetzel)\ **Replies:** 1\ **Last updated:** [March 27, 2015, 10:42pm UTC](https://community.wowza.com/t/vod-http-origin-download-files-when-not-here/34523 "2015-03-27T22:42:48Z")
hi I have a wowza instance configured as a VOD http origin. i would like to be able to fetch the requested files by the CDN on a other place via http when they are not here in order to reencode them properly before th… --- ## [Outbound Bandwidth usage when i use NFS Mounted](https://community.wowza.com/t/outbound-bandwidth-usage-when-i-use-nfs-mounted/42158)
**Author:** [@Arkar\_WINN\_MINN\_HTWE](https://community.wowza.com/u/Arkar_WINN_MINN_HTWE)\ **Replies:** 3\ **Last updated:** [March 27, 2015, 12:17pm UTC](https://community.wowza.com/t/outbound-bandwidth-usage-when-i-use-nfs-mounted/42158 "2015-03-27T12:17:50Z")
I have a Wowza Server with the NFS Drive “mounted” for the “/content” directory. So clearly all the files inside “/content” are coming from another Server (NFS Server). These are especially for the VOD files (such as, MP… --- ## [Disable Audio to Videochat](https://community.wowza.com/t/disable-audio-to-videochat/44508)
**Author:** [@Andrei\_Rubino](https://community.wowza.com/u/Andrei_Rubino)\ **Replies:** 6\ **Last updated:** [March 26, 2015, 5:04pm UTC](https://community.wowza.com/t/disable-audio-to-videochat/44508 "2015-03-26T17:04:58Z")
Hello , I am new to wowza . I wonder how do I disable the audio of a video chat application ? thank you. --- ## [Some beginner-questions about wowza VOD HLS stream](https://community.wowza.com/t/some-beginner-questions-about-wowza-vod-hls-stream/44761)
**Author:** [@Yuxiang\_Shen](https://community.wowza.com/u/Yuxiang_Shen)\ **Replies:** 1\ **Last updated:** [March 26, 2015, 1:40pm UTC](https://community.wowza.com/t/some-beginner-questions-about-wowza-vod-hls-stream/44761 "2015-03-26T13:40:02Z")
Hi there, I’m not familiar with VOD streaming using Wowza. Currently I know that to do VOD streaming we can put a mp4 file in the content folder and create a wowza application. Then play HLS with this URL: http://wowza\_… --- ## [Is there a way to do IP camera streaming WITHOUT using the engine manager?](https://community.wowza.com/t/is-there-a-way-to-do-ip-camera-streaming-without-using-the-engine-manager/38752)
**Author:** [@Fred\_Flintstone](https://community.wowza.com/u/Fred_Flintstone)\ **Replies:** 2\ **Last updated:** [March 26, 2015, 11:36am UTC](https://community.wowza.com/t/is-there-a-way-to-do-ip-camera-streaming-without-using-the-engine-manager/38752 "2015-03-26T11:36:33Z")
I need to set-up IP camera streaming. However, I am unable to get the ENgine Mangager to work. In the article below, it gives 2 methods. But they both require the Engine manager. Is there a third option that does not req… [Previous page](https://community.wowza.com/c/wowza-streaming-engine/8.md?page=193) [Next page](https://community.wowza.com/c/wowza-streaming-engine/8.md?page=195)