Connectivity Troubleshooting

Most companies have firewalls, proxy servers, intrusion detection and prevention and/or web filtering devices in place as a mechanism to maintain a level of security and reliability of their network infrastructure. In some instances, these mechanisms may require adjustment by your company's IT Infrastructure team to ensure a quality user experience for the rich media and interactive features of the platform.

The list below includes hostnames and ports used by the platform as well as the corresponding application functions they provide. If you are having issues with the interactive and/or rich media features of the platform, this information can be used by a network administrator to help resolve them. This page is updated when necessary so please bookmark it for future reference.

 

Viewer Connection Information

Function Host Name(s) Protocols/Ports
MPEG DASH and HLS Adaptive Bitrate Video Streaming Delivery
(Live & VOD Delivery)
*.ONLINEXPERIENCES.COM
STUDIO-VOD.AKAMAIZED.NET
HTTPS 443 Outbound
Static Content Delivery (Images, Flash PPT Slide Content, etc) (PRIMARY) PRESENTATIONS.AKAMAIZED.NET
STUDIO-SLIDES.AKAMAIZED.NET
STATIC.ONLINEXPERIENCES.COM
HTTPS 443 Outbound
General Platform Logon/HTML Wrapper (HTML, JS, Data Calls) ONLINEXPERIENCES.COM HTTPS 443 Outbound
Websockets VC.ONLINEXPERIENCES.COM
WEBSOC.ONLINEXPERIENCES.COM
HTTPS 443 Outbound
Static Content Delivery (Images, Flash PPT Slide Content, etc) (BACKUP) CONTENT.ONLINEXPERIENCES.COM HTTPS 443 Outbound
Uploading Content Assets UPLOAD.ONLINEXPERIENCES.COM HTTPS 443 Outbound
Akamai Time Server TIME.AKAMAI.COM HTTPS 443 Outbound

 

Standard (IP-Based) Presenter Connection Information (same as above, along with the below)

Function Host Name(s) Protocols/Ports
WebRTC STUN binding - Presenter candidate gathering 8.19.201.62 (ING01)
8.19.201.64 (ING03)
8.19.201.65 (ING04)
8.19.201.70 (ING05)
8.19.201.71 (ING06)
8.19.201.72 (ING07)

UDP 3478 Outbound


UDP 49152-65535 Outbound


TCP 80, 443 Outbound

WebRTC Ingest - Presenter Connections For Streaming Video
WebRTC Tunneling over TCP Port 80 or 443

 

Accelerated (FQDN) Presenter Connection Information (helps remote presenters)

Function Host Name(s) Protocols/Ports
WebRTC STUN binding - Presenter candidate gathering ING-IPA-01.ONLINEXPERIENCES.COM
ING-IPA-03.ONLINEXPERIENCES.COM
ING-IPA-04.ONLINEXPERIENCES.COM
ING-IPA-05.ONLINEXPERIENCES.COM
ING-IPA-06.ONLINEXPERIENCES.COM
ING-IPA-07.ONLINEXPERIENCES.COM

UDP 3478 Outbound


UDP 49152-65535 Outbound


TCP 80, 443 Outbound

WebRTC Ingest - Presenter Connections For Streaming Video
WebRTC Tunneling over TCP Port 80 or 443

 

Encoder Needed Connection Information

Function Host Name(s) Protocols/Ports
Encoders "RTMP Based" VC.ONLINEXPERIENCES.COM TCP 1935 Outbound
VCU over SIP VC.ONLINEXPERIENCES.COM HTTPS 443 Outbound
TCP & UDP 5060, 5061 Outbound
Studio API Access API.ONLINEXPERIENCES.COM HTTPS 443 Outbound

 

As Needed

Function Host Name(s) Protocols/Ports
Mail Relay
(only if email sender is custom and not @theonlinexpo.com)
  SMTP 25

 

For additional information that may assist your IT department with understanding the WebRTC protocol and how to successfully allow WebRTC streaming through a highly secure network, please consult this WebRTC knowledge base article:
https://blog.addpipe.com/troubleshooting-webrtc-connection-issues/

 

Also, it is possible to restrict the range of local UDP ports used for WebRTC in the Chrome browser with a registry setting: https://chromeenterprise.google/policies/

 

 

 

 

 

 

 

 

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