Hello Peter, On Wed, 6 May 2020 at 12:00, Peter-Otto Weber <[email protected]> wrote:
> Hello Maxim, > > > > we had the Problem with customers behind a Firewall. > > There, only „Standard Browsing“ on 80/443 was open. 5443 was blocked in > the Firewall. > > So they were not able to even get the web interface. > > > > I started to think about this as in Home Office constellations there were > less or no Problems. > > > > There will be maybe a test with the same user after i switched to 443. > This will bring the info for accessing the web interface. > Both KMS and OM can be set-up to use same 443 Unfortunately TURN still might be required, and it is impossible to set it up on single port > > > UDP still will be problematic. > > > > Maybe „Tunneling in https“ might be possible? > > There‘ some products, installing a Client and they even seem to work over > a Proxy without Firewall Problems. > TURN was designed to resolve client addresses behind the NAT and proxy in case it is not possible so I'm not sure what else can be done here :( > > > To make it clear – those Solutions in my opinion are nothing else but > trojan horses – they have the feature to tunnel but nobody knows what > Information is going through with closed source software. > > > > It is really a very complex problem but oaybe we can find some Options to > solve them. > > > > Due to corona everybody is searching for solutions- As more often the > closed Software with Client is working with less effort they can grab many > customers. > > > > e.g. with Microsoft Teams, skype, alfaview, NetMeeting and so on. > > > > I’d really prefer a open source solution > > > > Best wishes > > POW > > *Von: *Maxim Solodovnik <[email protected]> > *Gesendet: *Mittwoch, 6. Mai 2020 01:56 > *An: *Openmeetings user-list <[email protected]> > *Betreff: *Re: OpenMeetings <-> BigBlueButton > > > > > > > > On Wed, 6 May 2020 at 06:54, Maxim Solodovnik <[email protected]> > wrote: > > Hello Peter, > > > > sorry Rene :( > > it is too early here, have to drink some coffee :( > > > > > > On Wed, 6 May 2020 at 03:24, R. Scholz <[email protected]> > wrote: > > Hello, > > conferences with public authorities I had repeatedly problems to connect > them. > I think its possible that the reason is a restrictive firewall-management. > > What do you mean? It is better to configure OM on port 443? Or port 80 > (with a separate domain/subdomain) > so this people can access without problems? > > > > It is always better to use well-known ports > > But I guess your users can access Web-interface, but have issues with > audio/video, am I right? > > > > If so there is not much can be done :( > > OM and KMS can be set-up to use port 443 (we had successful report on this) > > TURN main port can be set to be 80 > > > > BUT this will not be enough due to TURN requires multiple additional UDP > ports :((( > > > > This need to be investigated > > Better with remote access to the "trouble client" :(( > > > > > Another question: Have anybody made a test with a chinese university? Is > it possible to connect from ther to a OM-server outside China? > > > > We do have Chinese users in JIRA from time to time, but no reports > > Chinese Great Firewall is very restrictive, some years ago it block Maven > central repository ... :( > > > > > With best regards, > > René > > > > > > > > > > Am 05.05.2020 um 07:58 schrieb Peter-Otto Weber: > > I just got in first contact with „bigbluebutton“. > > > > It seems to be very similar to openmeetings but – as i suggested before – > has a better implementation of video arrangement. > > > > All videos automatically were arranged above the whitboard – i like it. > > > > What i wonder is ,why open meetings needs to use specific https port and > bigbluebutton does not? > > > > The main problem is with customers having a firewall allowing only 80/443. > We had scheduled a meeting with customers that had to be canceled due to > networking / firewall problems. > > > > Using 80/443 like on bigbluebutton would make everything much easier? Is > this possible? > > > > Best wishes > > > > POW > > > > > > > -- > > Best regards, > Maxim > > > > > -- > > Best regards, > Maxim > > > -- Best regards, Maxim
