# Uncategorized

**URL:** https://discourse.lynckia.com/c/uncategorized/1.md?page=2

[Latest](https://discourse.lynckia.com/latest.md) · [Categories](https://discourse.lynckia.com/categories.md)

**Page:** 3

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## [Transmit Video from One Backend Environment to Another](https://discourse.lynckia.com/t/transmit-video-from-one-backend-environment-to-another/731)

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**Author:** [@shoerob](https://discourse.lynckia.com/u/shoerob)\
**Replies:** 0\
**Last updated:** [February 19, 2018, 10:10pm UTC](https://discourse.lynckia.com/t/transmit-video-from-one-backend-environment-to-another/731 "2018-02-19T22:10:06Z")

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Hello, I have a few questions about the following scenario. We want to deploy separate isolated (non-scaling) local Licode server environments to our customers. We also want to have our own scalable Licode setup in the …

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## [How to Use Licode Automated Testing?](https://discourse.lynckia.com/t/how-to-use-licode-automated-testing/721)

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**Author:** [@majieqin](https://discourse.lynckia.com/u/majieqin)\
**Replies:** 0\
**Last updated:** [February 8, 2018, 7:28am UTC](https://discourse.lynckia.com/t/how-to-use-licode-automated-testing/721 "2018-02-08T07:28:39Z")

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Hi Team. I would like to run the Automated tests desribed on your blog posts here http://lynckia.com/licode/travis-webrtc.html Are there any special requirements to run this on the latest master (pre-5.4) branch? lic…

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## [Room.getStreamStats() - A useful hidden API](https://discourse.lynckia.com/t/room-getstreamstats-a-useful-hidden-api/688)

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**Author:** [@mkh](https://discourse.lynckia.com/u/mkh)\
**Replies:** 5\
**Last updated:** [January 25, 2018, 4:42am UTC](https://discourse.lynckia.com/t/room-getstreamstats-a-useful-hidden-api/688 "2018-01-25T04:42:07Z")

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I was playing with ErizoClient.Room.getStreamStats() and found it very useful to provide users some interesting information about the stream status. But the API seems to be unofficial since there is no documentation for …

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## [Multiple Room in one server](https://discourse.lynckia.com/t/multiple-room-in-one-server/701)

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**Author:** [@pare](https://discourse.lynckia.com/u/pare)\
**Replies:** 1\
**Last updated:** [January 17, 2018, 7:34am UTC](https://discourse.lynckia.com/t/multiple-room-in-one-server/701 "2018-01-17T07:34:17Z")

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I have run your basic sample.But in these only one room is there which is hardcoded.Can we make two rooms on one server or any number of rooms?How?Can you please assist me?

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## [Mkv file is not started to writen until "stopRecording" was called](https://discourse.lynckia.com/t/mkv-file-is-not-started-to-writen-until-stoprecording-was-called/685)

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**Author:** [@norainu](https://discourse.lynckia.com/u/norainu)\
**Replies:** 6\
**Last updated:** [January 11, 2018, 5:49am UTC](https://discourse.lynckia.com/t/mkv-file-is-not-started-to-writen-until-stoprecording-was-called/685 "2018-01-11T05:49:00Z")

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Hello Team, We are trying to use licode version 5(pre-v5.1) upgraded from version 2 and we have a question about recording. On licode v2, mkv file was started to writen on server very soon after “startRecording” was ca…

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## [Plan B on chrome?](https://discourse.lynckia.com/t/plan-b-on-chrome/696)

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**Author:** [@Francesco\_Durighetto](https://discourse.lynckia.com/u/Francesco_Durighetto)\
**Replies:** 0\
**Last updated:** [January 5, 2018, 4:29pm UTC](https://discourse.lynckia.com/t/plan-b-on-chrome/696 "2018-01-05T16:29:13Z")

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Just to let you know @Javier @pedro that something’s moving: Intent to Implement: WebRTC Unified Plan SDP

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## [Libnice / nicer to use tcp](https://discourse.lynckia.com/t/libnice-nicer-to-use-tcp/539)

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**Author:** [@Francesco\_Durighetto](https://discourse.lynckia.com/u/Francesco_Durighetto)\
**Replies:** 9\
**Last updated:** [December 22, 2017, 11:15am UTC](https://discourse.lynckia.com/t/libnice-nicer-to-use-tcp/539 "2017-12-22T11:15:50Z")

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Hello guys! One question: I noticed that erizo doesn’t send ice candidate to browser, but instead it insert 2 candidates lines in the offer; these are only udp. Digging into the c++ code, is possible to make erizo als…

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## [Licode vs. Asterisk](https://discourse.lynckia.com/t/licode-vs-asterisk/670)

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**Author:** [@saphsaph88](https://discourse.lynckia.com/u/saphsaph88)\
**Replies:** 0\
**Last updated:** [December 3, 2017, 11:05am UTC](https://discourse.lynckia.com/t/licode-vs-asterisk/670 "2017-12-03T11:05:59Z")

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Hi, I was just wondering what is the main difference between Licode and Asterisk, I’ve read a lot in many forums and I do not see any comparison between them. The point is Asterisk supports webRTC and the same goes for …

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## [Is it posible to remoke tokens?](https://discourse.lynckia.com/t/is-it-posible-to-remoke-tokens/667)

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**Author:** [@ntrrg](https://discourse.lynckia.com/u/ntrrg)\
**Replies:** 0\
**Last updated:** [November 29, 2017, 11:31pm UTC](https://discourse.lynckia.com/t/is-it-posible-to-remoke-tokens/667 "2017-11-29T23:31:50Z")

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Hi! :slight\_smile: I’m wondering if I can revoke tokens o drop users from a room, for something like a ban system

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## [Firefox + Simulcast](https://discourse.lynckia.com/t/firefox-simulcast/659)

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**Author:** [@Francesco\_Durighetto](https://discourse.lynckia.com/u/Francesco_Durighetto)\
**Replies:** 0\
**Last updated:** [November 22, 2017, 8:24am UTC](https://discourse.lynckia.com/t/firefox-simulcast/659 "2017-11-22T08:24:34Z")

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Hey guys! Do you have any news/plan for the simulcast functionality in Firefox? seems that from version 55 something (like the single temporal layer bug) has changed.

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## [Stream close on remove-stream](https://discourse.lynckia.com/t/stream-close-on-remove-stream/657)

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**Author:** [@windsurfdrew](https://discourse.lynckia.com/u/windsurfdrew)\
**Replies:** 0\
**Last updated:** [November 20, 2017, 11:04pm UTC](https://discourse.lynckia.com/t/stream-close-on-remove-stream/657 "2017-11-20T23:04:15Z")

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We are upgrading from licode 3 to 4.4 and are noticing an issue with the handling of stream-removed events when streams are unpublished. In our application, we create a stream from a screen share. Once a stream is creat…

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## [What is 'testRoom' in Licode ? When and where is it created?](https://discourse.lynckia.com/t/what-is-testroom-in-licode-when-and-where-is-it-created/641)

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**Author:** [@arsenicraghav](https://discourse.lynckia.com/u/arsenicraghav)\
**Replies:** 0\
**Last updated:** [November 8, 2017, 10:59am UTC](https://discourse.lynckia.com/t/what-is-testroom-in-licode-when-and-where-is-it-created/641 "2017-11-08T10:59:25Z")

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There are a lot of references to testRoom when creating a token, however I could not find anything about it in database or elsewhere. For example: if (currentService.testRoom !== undefined) { tr = currentService.te…

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## [How to get video stream at server?](https://discourse.lynckia.com/t/how-to-get-video-stream-at-server/519)

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**Author:** [@dn8034](https://discourse.lynckia.com/u/dn8034)\
**Replies:** 2\
**Last updated:** [November 6, 2017, 9:03am UTC](https://discourse.lynckia.com/t/how-to-get-video-stream-at-server/519 "2017-11-06T09:03:06Z")

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Hi there First of all GREAT WORK!!. I need to perform Natural Language Processing on the audio stream of users that are present in a specific room. I did took a look at the documentation but couldn't find any thing that …

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## [How many erizo rooms can be served by erizoController?](https://discourse.lynckia.com/t/how-many-erizo-rooms-can-be-served-by-erizocontroller/626)

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**Author:** [@majieqin](https://discourse.lynckia.com/u/majieqin)\
**Replies:** 2\
**Last updated:** [November 5, 2017, 10:40am UTC](https://discourse.lynckia.com/t/how-many-erizo-rooms-can-be-served-by-erizocontroller/626 "2017-11-05T10:40:41Z")

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Hi Everyone! Hey! I’d like to know what the significance of these settings in licode\_config.js config.erizoController.warning\_n\_rooms = 15; // default value: 15 config.erizoController.limit\_n\_rooms = 20; I’m mainly c…

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## [Using Licode to stream real-time surveillance video](https://discourse.lynckia.com/t/using-licode-to-stream-real-time-surveillance-video/622)

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**Author:** [@Azrin](https://discourse.lynckia.com/u/Azrin)\
**Replies:** 0\
**Last updated:** [October 29, 2017, 3:18am UTC](https://discourse.lynckia.com/t/using-licode-to-stream-real-time-surveillance-video/622 "2017-10-29T03:18:30Z")

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Hi everyone I was browsing today to search for a solution to view real-time video feed from my ip camera and came across licode. I have not started any installation yet but I’m interested to know more before I started …

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## [Webpack and the new build system](https://discourse.lynckia.com/t/webpack-and-the-new-build-system/614)

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**Author:** [@mkh](https://discourse.lynckia.com/u/mkh)\
**Replies:** 2\
**Last updated:** [October 23, 2017, 4:06pm UTC](https://discourse.lynckia.com/t/webpack-and-the-new-build-system/614 "2017-10-23T16:06:46Z")

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Yesterday I had the chance to play with the new build system in Licode version 4. Migrating from Java compiler to Google Closure Compiler and using Gulp as the build system is great. The new part for me was Webpack, so I…

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## [October Roadmap](https://discourse.lynckia.com/t/october-roadmap/604)

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**Author:** [@Francesco\_Durighetto](https://discourse.lynckia.com/u/Francesco_Durighetto)\
**Replies:** 2\
**Last updated:** [October 17, 2017, 10:09am UTC](https://discourse.lynckia.com/t/october-roadmap/604 "2017-10-17T10:09:32Z")

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Hi there! It would be helpful if you could just tell us what’s the roadmap of the project. The code is transforming a lot and it becomes difficult to maintain aligned with our “business logic” inside it. Are there oth…

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## [Use Erizo with an Erlang Wrapper](https://discourse.lynckia.com/t/use-erizo-with-an-erlang-wrapper/611)

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**Author:** [@RehmanAli](https://discourse.lynckia.com/u/RehmanAli)\
**Replies:** 1\
**Last updated:** [October 16, 2017, 7:38am UTC](https://discourse.lynckia.com/t/use-erizo-with-an-erlang-wrapper/611 "2017-10-16T07:38:03Z")

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Hi, We are developing an IM application with Ejabberd (Erlang) on server side, with WebRTC for Voice / Video Calling. P2P with WebRTC is working great, but now, we want to add voice/video conferencing in this app. As our…

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## [@Licode Team cannot read property 'stream' of undefined when connecting to the Room 1 demo on the Licode site](https://discourse.lynckia.com/t/licode-team-cannot-read-property-stream-of-undefined-when-connecting-to-the-room-1-demo-on-the-licode-site/590)

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**Author:** [@kobe24v](https://discourse.lynckia.com/u/kobe24v)\
**Replies:** 3\
**Last updated:** [October 16, 2017, 7:35am UTC](https://discourse.lynckia.com/t/licode-team-cannot-read-property-stream-of-undefined-when-connecting-to-the-room-1-demo-on-the-licode-site/590 "2017-10-16T07:35:54Z")

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hi i run licode project on my ubuntu 14.04,i got the error : \[IMG\_20170905\_180448\] then i find the same error on licode site. so who can solve this problem as soon as possiable

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## [Webrtc one to many broadcast ios11 safari (out of the box)?](https://discourse.lynckia.com/t/webrtc-one-to-many-broadcast-ios11-safari-out-of-the-box/607)

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**Author:** [@jai](https://discourse.lynckia.com/u/jai)\
**Replies:** 1\
**Last updated:** [October 3, 2017, 7:25pm UTC](https://discourse.lynckia.com/t/webrtc-one-to-many-broadcast-ios11-safari-out-of-the-box/607 "2017-10-03T19:25:00Z")

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Hi Since ios 11 starting to have webrtc, I am planing to build a one to many live broadcast mobile site. I just wondering if Licode support this out of the box? publisher(ios,android,web) uses mobile webrtc live upload…

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## [Can we use several Nuves on distributed MCU architecture?](https://discourse.lynckia.com/t/can-we-use-several-nuves-on-distributed-mcu-architecture/26)

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**Author:** [@gbChoi](https://discourse.lynckia.com/u/gbChoi)\
**Replies:** 2\
**Last updated:** [September 27, 2017, 8:16am UTC](https://discourse.lynckia.com/t/can-we-use-several-nuves-on-distributed-mcu-architecture/26 "2017-09-27T08:16:21Z")

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I use licode as distirbuted MCU to make education platform thanks to contributors' effort. However I guess running serveral nuves is not avaliable because there are a lot of error logs after rabbitmq clustering. I…

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## [How to restart LICODE?](https://discourse.lynckia.com/t/how-to-restart-licode/578)

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**Author:** [@yarek](https://discourse.lynckia.com/u/yarek)\
**Replies:** 2\
**Last updated:** [August 31, 2017, 5:44am UTC](https://discourse.lynckia.com/t/how-to-restart-licode/578 "2017-08-31T05:44:51Z")

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I want to add record features to my licode application I run licode inside a docker. I do enter my docker image docker exec -it ezlicode bash I edit the content of ./licode/licode\_config.js config.erizoController.re…

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## [WebRTC version. Where in source code?](https://discourse.lynckia.com/t/webrtc-version-where-in-source-code/572)

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**Author:** [@thehappycoder](https://discourse.lynckia.com/u/thehappycoder)\
**Replies:** 1\
**Last updated:** [August 30, 2017, 3:58pm UTC](https://discourse.lynckia.com/t/webrtc-version-where-in-source-code/572 "2017-08-30T15:58:58Z")

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What WebRTC version Licode uses? Where in repo I can find this information?

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## [Advantages and disadvantages of licode](https://discourse.lynckia.com/t/advantages-and-disadvantages-of-licode/560)

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**Author:** [@sureshkumar](https://discourse.lynckia.com/u/sureshkumar)\
**Replies:** 3\
**Last updated:** [August 30, 2017, 3:56pm UTC](https://discourse.lynckia.com/t/advantages-and-disadvantages-of-licode/560 "2017-08-30T15:56:17Z")

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Hi all, I was searched in the internet about licode advantages and disadvantages. But I am not able to get any document related to this. I was started working with licode. So, I need to know what are the advantages and …

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## [Licode offline installer](https://discourse.lynckia.com/t/licode-offline-installer/577)

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**Author:** [@j1122](https://discourse.lynckia.com/u/j1122)\
**Replies:** 0\
**Last updated:** [August 25, 2017, 3:27am UTC](https://discourse.lynckia.com/t/licode-offline-installer/577 "2017-08-25T03:27:10Z")

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Hi All Anyway i can install licode without internet access in ubuntu 16.04?

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## [Error while trying to install Licode on Ubuntu 16.04 LTS](https://discourse.lynckia.com/t/error-while-trying-to-install-licode-on-ubuntu-16-04-lts/557)

<div class="topic-metadata">

**Author:** [@uricantasala](https://discourse.lynckia.com/u/uricantasala)\
**Replies:** 1\
**Last updated:** [August 3, 2017, 9:38am UTC](https://discourse.lynckia.com/t/error-while-trying-to-install-licode-on-ubuntu-16-04-lts/557 "2017-08-03T09:38:01Z")

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Hello Lynckia, I have tried to install Licode on Ubuntu 16.04 (​Linux user-VirtualBox 4.4.0-31-generic #50-Ubuntu SMP Wed Jul 13 00:07:12 UTC 2016 x86\_64 x86\_64 x86\_64 GNU/Linux) doing the instructions you have written…

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## [Publishing Stream streamid has failed after successful ICE checks](https://discourse.lynckia.com/t/publishing-stream-streamid-has-failed-after-successful-ice-checks/554)

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**Author:** [@shahnawaz](https://discourse.lynckia.com/u/shahnawaz)\
**Replies:** 0\
**Last updated:** [August 1, 2017, 10:37am UTC](https://discourse.lynckia.com/t/publishing-stream-streamid-has-failed-after-successful-ice-checks/554 "2017-08-01T10:37:24Z")

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When I start video conferencing, stream failed after successful ice checks. I have made following setting in licode\_config.js file. 4001/TCP (HTTPS) 8081/TCP (Socket) set server public IP config.erizoController.publ…

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## [Error Installing Erizo](https://discourse.lynckia.com/t/error-installing-erizo/550)

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**Author:** [@elmundoip](https://discourse.lynckia.com/u/elmundoip)\
**Replies:** 2\
**Last updated:** [July 31, 2017, 10:04pm UTC](https://discourse.lynckia.com/t/error-installing-erizo/550 "2017-07-31T22:04:32Z")

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Hi, Somebody can help me? I am installing Licode in Ubuntu 14.04 LTS, but I am get an error when I try to install ./scripts/installErizo.sh, as you can see in the follow lines. root@WebRTC:/usr/local/licode# ./scripts/…

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## [Cannot access when run in docker](https://discourse.lynckia.com/t/cannot-access-when-run-in-docker/547)

<div class="topic-metadata">

**Author:** [@yarek](https://discourse.lynckia.com/u/yarek)\
**Replies:** 2\
**Last updated:** [July 31, 2017, 3:02pm UTC](https://discourse.lynckia.com/t/cannot-access-when-run-in-docker/547 "2017-07-31T15:02:37Z")

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I try to run it on debian with docker. I root@email3:~# MIN\_PORT=30000; MAX\_PORT=30050; docker run --name licode -p 3000:3000 -p $MIN\_PORT-$MAX\_PORT:$MIN\_PORT-$MAX\_PORT/udp -p 3001:3001 -p 8080:8080 -e "MIN\_PORT=$MIN…

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## [Licode + Apache Cordova (+ Apple iOS) = Testing help needed](https://discourse.lynckia.com/t/licode-apache-cordova-apple-ios-testing-help-needed/551)

<div class="topic-metadata">

**Author:** [@jjahifi](https://discourse.lynckia.com/u/jjahifi)\
**Replies:** 0\
**Last updated:** [July 30, 2017, 5:19pm UTC](https://discourse.lynckia.com/t/licode-apache-cordova-apple-ios-testing-help-needed/551 "2017-07-30T17:19:33Z")

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Hi all, I have been able to get the latest master branch to work with Apache Cordova and cordova-plugin-iosrtc. In orher words, things work with Apple iOS. Only minor changes were required. The Android-version of Apache…

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