On Thu, Dec 10, 2020 at 11:19 AM Pietro <[email protected]> wrote:
> Hi all, > > I have been testing guacamole connection sharing through share links but > unfortunately something strange happens. > > One of my initial curiosities would be - does this only happen when you connect from 3G/4G -> Shared Connections, or if you actually start a new (unshared) connection from 3G/4G, does it behave the same way? > From a client connected to the shared connection using the share link and > through a fast 4G connection I get this error message quite often; let's > say > every minute: > > < > http://apache-guacamole-general-user-mailing-list.2363388.n4.nabble.com/file/t1622/error_message.png> > > > if I click on the "Reconnect" button immediately after its appearance, > connection is reestablished and everything runs fine for the following > minute, then the error starts appearing again. > > The situation is quite strange as the connection is fast and there are no > issues or slowdowns while surfing the Internet or using other network > applications. > > I have tested with another computer using a WiFi connection and another 4G > and the issue sometimes occurs but not that often (one hour+ with no > issues) > > Then I tested with a third computer using a 3G/H+ connection and the issue > occurs with the same frequency (1 or 2 minutes). > > So, to sum up: - 4G Provider 1 = 1-2 minute disconnect - 4G Provider 2 = Stable, one hour or more with no disconnect - WiFi = Stable, one hour or more with no disconnect - 3G Provider 1 = 1-2 minute disconnect In the case of the above, is there any relationship between the two different 4G providers? Same carrier/network, or different? How about the 3G provider? > Here logs for guacamole-client, guacamole-server, reverse proxy > guacamole-client-log.txt > < > http://apache-guacamole-general-user-mailing-list.2363388.n4.nabble.com/file/t1622/guacamole-client-log.txt> > > guacamole-server-log.txt > < > http://apache-guacamole-general-user-mailing-list.2363388.n4.nabble.com/file/t1622/guacamole-server-log.txt> > > reverse-proxy-log.txt > < > http://apache-guacamole-general-user-mailing-list.2363388.n4.nabble.com/file/t1622/reverse-proxy-log.txt> > > > Here is a small schematic about the environment: > Client Browser → Internet → Reverse Proxy → Tomcat (serving > GuacamoleClient) > → guacd → RDP server > > Between the client browser and the reverse proxy there are no components > that could buffer data (e.g. forward proxies, antivirus software, ...). > > Unless those components exist on the 3G/4G provider, right? I assume you're not running your own 4G network? > *Client Browser:* tested Firefox, Chrome and Chromium > *Reverse Proxy*: Apache Httpd configured as suggested in the Guacamole > Manual. It serves the Guacamole Web application over HTTPS. > *Tomcat 8*: freshly installed > > Clients and server used during tests run Linux. > > Affected Clients: > Client 1: Debian 9 > Client 2: Ubuntu 20.04 > > Server: CentOS 7 > Guacamole: 1.2.0 > > Do you have any suggestions for me? > > Thank you very much in advance > > > The fact that you only experience it on the 3G/4G network suggests something network-related, but that's just my gut feeling. -Nick
