Thanks,, I will do this and reply ASAP.
*Atenciosamente,* *Jorge Camara* Analista de Suporte Sênior - *Centro de Tecnologia* *www.webaula.com.br* <http://www.webaula.com.br/> +55 (31) 2129-0550 2017-02-16 8:32 GMT-02:00 Anburaj Palraj <[email protected]>: > Hi Jorge , > > you are saying "soon after giving the timeout error if I click on > reconnect, the connection will normally no problem" > > i would suggest you to capture the packets using tcpdump command for both > the cases from Ubuntu server and analyse , then you will get to know where > it is failing . > > tcpdump -nX -s0 -i any host XX.XXX.XX.XX and port 22/3389 . > > if you want to save and analyse in wireshark , use the below command > > tcpdump -nX -s0 -i any host XX.XXX.XX.XX and port 22/3389 -w /tmp/1.pcap > > > also you to can do continues check (telnet or check_tcp ) the port (22 or > 3389) from this guacamole machine . > > i hope this will help you . > > > > On Thu, Feb 16, 2017 at 3:45 PM, Jorge Camara <[email protected]> > wrote: > >> We have no proxy on the network. And the antivirus on my machine is >> turned off. >> And as I said, soon after giving the timeout error if I click on >> reconnect, the connection will normally no problem. >> >> It is a fresh installation of the ubuntu server on Virtual Machine and >> guacamole. All servers are all from the same network as well. >> >> I also tried to use the browser in anonymous mode but it has the same >> effect. Linux server also has no active firewall. >> >> Maybe some parameter on the linux server I've gone unnoticed, or >> something else. >> >> My intention to use Guacamole is only to record the remote connections >> for audit purposes. >> >> If you have something else that I can clarify please let me know. >> >> Thanks >> >> Jorge Camara >> >> >> >> 2017-02-16 0:56 GMT-02:00 Mike Jumper <[email protected]>: >> >>> As both guacd and the web application are reporting that the other is >>> not responding, the most likely explanation from my experience would be: >>> >>> 1) There is something on the network between the browser and the >>> Guacamole server which is eating/buffering the data stream (such as a proxy >>> or certain virus scanning software) >>> 2) guacd is waiting for a response from the client before sending >>> further data >>> 3) With the client waiting for guacd, and guacd waiting for the client, >>> both timeout at the same time. >>> >>> Do you know if there might be a proxy between the browser in question >>> and the Guacamole server? >>> >>> - Mike >>> >>> >>> On Wed, Feb 15, 2017 at 9:46 AM, Jorge Camara <[email protected]> >>> wrote: >>> >>>> Hi people. >>>> >>>> I did not receive any response and would appreciate it if I had. >>>> I would also like to know if anyone has at least been through this. >>>> >>>> Best Regards. >>>> Jorge >>>> >>>> >>>> >>>> 2017-02-06 10:08 GMT-02:00 Jorge Camara <[email protected]>: >>>> >>>>> Hi, >>>>> >>>>> I made a new install of Ubuntu 16.04.1 LTS and Guacamole >>>>> 0.9.11-incubating released on February 3rd. >>>>> >>>>> Since the last version, I have occasionally had trouble connecting to >>>>> some servers at random. >>>>> >>>>> An example is as we can see below. I clicked to connect to a server >>>>> and it stays in this screen: >>>>> >>>>> >>>>> [image: Imagem inline 1] >>>>> >>>>> After a while this screen appears: >>>>> >>>>> [image: Imagem inline 2] >>>>> >>>>> >>>>> If I click on "reconnect" the connection will go normally. But if I >>>>> wait a few minutes and try to reconnect to the same server, the same >>>>> problems happen again. >>>>> >>>>> Below is the output of the guacd log in debug mode and tomcat8. >>>>> >>>>> I'm just using tomcat8, with mysql. Apache or nginx is not installed. >>>>> >>>>> >>>>> >>>>> Output of /var/log/syslog: >>>>> >>>>> Feb 6 09:40:41 ubuntuimg guacd[395]: Creating new client for protocol >>>>> "rdp" >>>>> Feb 6 09:40:41 ubuntuimg guacd[395]: Connection ID is >>>>> "$5dd567e7-f7f0-4011-8c6a-c442d45266e3" >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: Parameter "console" omitted. >>>>> Using default value of 0. >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: Parameter "console-audio" >>>>> omitted. Using default value of 0. >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: Parameter "ignore-cert" omitted. >>>>> Using default value of 0. >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: Parameter "disable-auth" >>>>> omitted. Using default value of 0. >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: No security mode specified. >>>>> Defaulting to RDP. >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: User resolution is 1440x804 at >>>>> 96 DPI >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: Parameter "dpi" omitted. Using >>>>> default value of 96. >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: Using resolution of 1440x804 at >>>>> 96 DPI >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: Parameter "read-only" omitted. >>>>> Using default value of 0. >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: Parameter "enable-wallpaper" >>>>> omitted. Using default value of 0. >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: Parameter "enable-theming" >>>>> omitted. Using default value of 0. >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: Parameter >>>>> "enable-font-smoothing" omitted. Using default value of 0. >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: Parameter >>>>> "enable-full-window-drag" omitted. Using default value of 0. >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: Parameter >>>>> "enable-desktop-composition" omitted. Using default value of 0. >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: Parameter >>>>> "enable-menu-animations" omitted. Using default value of 0. >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: Parameter "color-depth" omitted. >>>>> Using default value of 16. >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: Parameter "disable-audio" >>>>> omitted. Using default value of 0. >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: Parameter "enable-printing" >>>>> omitted. Using default value of 0. >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: Parameter "enable-drive" >>>>> omitted. Using default value of 0. >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: Parameter "drive-path" omitted. >>>>> Using default value of "". >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: Parameter "create-drive-path" >>>>> omitted. Using default value of 0. >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: Parameter "enable-sftp" omitted. >>>>> Using default value of 0. >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: Parameter "sftp-hostname" >>>>> omitted. Using default value of "wadc02.webaula.dc". >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: Parameter "sftp-port" omitted. >>>>> Using default value of "22". >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: Parameter "sftp-username" >>>>> omitted. Using default value of "". >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: Parameter "sftp-password" >>>>> omitted. Using default value of "". >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: Parameter "sftp-passphrase" >>>>> omitted. Using default value of "". >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: Resize method: none >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: Parameter "enable-audio-input" >>>>> omitted. Using default value of 0. >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: User >>>>> "@3f701d9c-192d-4f76-aa82-dbe1fee96e31" joined connection >>>>> "$5dd567e7-f7f0-4011-8c6a-c442d45266e3" (1 users now present) >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: Recording of session will be >>>>> saved to "/etc/guacamole/rec//wadc02.11". >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: Loading keymap "base" >>>>> Feb 6 09:40:41 ubuntuimg guacd[408]: Loading keymap "en-us-qwerty" >>>>> Feb 6 09:41:11 ubuntuimg guacd[408]: User is not responding. >>>>> Feb 6 09:41:11 ubuntuimg guacd[408]: User >>>>> "@3f701d9c-192d-4f76-aa82-dbe1fee96e31" disconnected (0 users remain) >>>>> Feb 6 09:41:11 ubuntuimg guacd[408]: Last user of connection >>>>> "$5dd567e7-f7f0-4011-8c6a-c442d45266e3" disconnected >>>>> >>>>> >>>>> Output /var/log/tomcat8/catalina.out >>>>> >>>>> 09:40:41.223 [http-nio-8080-exec-9] INFO >>>>> o.a.g.tunnel.TunnelRequestService >>>>> - User "jorge" connected to connection "2". >>>>> 09:40:56.272 [Thread-45] ERROR o.a.g.w.GuacamoleWebSocketTunnelEndpoint >>>>> - Connection to guacd terminated abnormally: Connection to guacd timed >>>>> out. >>>>> 09:40:56.276 [Thread-45] INFO o.a.g.tunnel.TunnelRequestService - >>>>> User "jorge" disconnected from connection "2". Duration: 15052 >>>>> milliseconds >>>>> >>>>> >>>>> I look forward to some help, and available for any questions. >>>>> >>>>> >>>>> >>> >> >
