vnc port forwarding

[Zahid Rahman]

192.168.0.20:1  this works local

vnc viewer

51.77.xx.xx:1 this doesn't work. external ip

On Tue, 2 Nov 2021, 10:48 pm Zahid Rahman, <zahidr1000 at gmail.com> wrote:

> sudo lsof -i:5901
> COMMAND    PID   USER   FD   TYPE DEVICE SIZE/OFF NODE NAME
> Xtightvnc 2686 ubuntu    3u  IPv4  42834      0t0  TCP *:5901 (LISTEN)
> Xtightvnc 2686 ubuntu   22u  IPv4 275574      0t0  TCP ubuntu:5901->
> 192.168.0.27:53498 (ESTABLISHED)
> ubuntu at ubuntu:~$
>
> On Tue, 2 Nov 2021, 10:35 pm Zahid Rahman, <zahidr1000 at gmail.com> wrote:
>
>> ubuntu at ubuntu:~$  ps -e | grep vnc
>>    2686 ?        00:01:21 Xtightvnc
>> ubuntu at ubuntu:~$  netstat -tulpn | grep LISTEN
>> (Not all processes could be identified, non-owned process info
>>  will not be shown, you would have to be root to see it all.)
>> tcp        0      0 127.0.0.1:8009          0.0.0.0:*
>>  LISTEN      2813/java
>> tcp        0      0 0.0.0.0:139             0.0.0.0:*
>>  LISTEN      -
>> tcp        0      0 0.0.0.0:5901            0.0.0.0:*
>>  LISTEN      2686/Xtightvnc
>> tcp        0      0 127.0.0.1:8080          0.0.0.0:*
>>  LISTEN      2813/java
>> tcp        0      0 0.0.0.0:6001            0.0.0.0:*
>>  LISTEN      2686/Xtightvnc
>> tcp        0      0 127.0.0.53:53           0.0.0.0:*
>>  LISTEN      -
>> tcp        0      0 0.0.0.0:22              0.0.0.0:*
>>  LISTEN      -
>> tcp        0      0 127.0.0.1:631           0.0.0.0:*
>>  LISTEN      -
>> tcp        0      0 127.0.0.1:54200         0.0.0.0:*
>>  LISTEN      2813/java
>> tcp        0      0 127.0.0.1:5432          0.0.0.0:*
>>  LISTEN      -
>> tcp        0      0 127.0.0.1:8443          0.0.0.0:*
>>  LISTEN      2813/java
>> tcp        0      0 0.0.0.0:445             0.0.0.0:*
>>  LISTEN      -
>> tcp        0      0 127.0.0.1:9990          0.0.0.0:*
>>  LISTEN      2813/java
>> tcp6       0      0 :::139                  :::*
>> LISTEN      -
>> tcp6       0      0 :::80                   :::*
>> LISTEN      -
>> tcp6       0      0 :::22                   :::*
>> LISTEN      -
>> tcp6       0      0 ::1:631                 :::*
>> LISTEN      -
>> tcp6       0      0 :::443                  :::*
>> LISTEN      -
>> tcp6       0      0 :::445                  :::*
>> LISTEN      -
>>
>> On Tue, 2 Nov 2021, 9:53 pm Knute Johnson, <groups at knutejohnson.com>
>> wrote:
>>
>>> On 11/2/21 12:10, Colin Law wrote:
>>>
>>> > Also *please* do as I asked earlier, and on the machine running vnc run
>>> > sudo lsof -i:5900
>>> >
>>> > Colin
>>> >
>>>
>>> Just so you don't think you are the only one, I don't think there is any
>>> VNC server running on his computer either .
>>>
>>> Zahid, this is what you should get:
>>>
>>> knute at knute-XPS-8700:~$ ps -e | grep vnc
>>>     2566 ?        00:00:00 x11vnc
>>>
>>> knute at knute-XPS-8700:~$ netstat -tulpn | grep LISTEN
>>> (Not all processes could be identified, non-owned process info
>>>   will not be shown, you would have to be root to see it all.)
>>> tcp        0      0 127.0.0.53:53           0.0.0.0:* LISTEN      -
>>> tcp        0      0 0.0.0.0:22              0.0.0.0:* LISTEN      -
>>> tcp        0      0 127.0.0.1:631           0.0.0.0:* LISTEN      -
>>> tcp        0      0 0.0.0.0:5900            0.0.0.0:* LISTEN
>>> 2566/x11vnc
>>> tcp6       0      0 :::22                   :::* LISTEN      -
>>> tcp6       0      0 ::1:631                 :::* LISTEN      -
>>> tcp6       0      0 :::5900                 :::* LISTEN      2566/x11vnc
>>>
>>> knute at knute-XPS-8700:~$ sudo lsof -i:5900
>>> COMMAND  PID  USER   FD   TYPE DEVICE SIZE/OFF NODE NAME
>>> x11vnc  2566 knute    8u  IPv4  34352      0t0  TCP *:5900 (LISTEN)
>>> x11vnc  2566 knute    9u  IPv6  34353      0t0  TCP *:5900 (LISTEN)
>>>
>>>
>>> --
>>>
>>> Knute Johnson
>>>
>>> --
>>> ubuntu-users mailing list
>>> ubuntu-users at lists.ubuntu.com
>>> Modify settings or unsubscribe at:
>>> https://lists.ubuntu.com/mailman/listinfo/ubuntu-users
>>>
>>
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