1. Client IP address is not in Hong Kong
If you receive the error Video streaming only accessible within Hong Kong province
in the browser and are accessing within Hong Kong province, you may also receive a message Sorry, due to copyright restrictions contract, it is not able to provide service in your area (displayed in Chinese language).
As stated in the TVB FAQ, http://mytv.tvb.com/faq.html
, video streaming is only accessible within Hong Kong province because HTTP X-forwarded-for
is enabled. It provides the originating client IP address as the value, so that the upstream or origin content server (OCS) can track this information. In this case, it determined the requestor as not originating from an Hong Kong IP address.2. Port 1935 restrictionIf you receive the error Unable to connect to server, please try again
, the media type of the application playing video streams on mytv.tvb.com uses x-shockwave-flash. Refer to http://helpx.adobe.com/adobe-media-server/kb/ports-firewalls-flash-media-server.html
, as it's articular how flash player automatically attempts to connect to flash media server over multiple port that depending on the coding specified by the web site coder or administrator or webmaster. On the packet analysis, we notice that Flash Player attempts to connect directly over tcp port 1935 . If a connection is not made, Flash Player attempts to connect directly using port 80.3. Direct connection to OCS
For news.tvb.com, the connection tries to go direct to the OCS via HTTP or HTTPS.