vnc port forwarding

[Zahid Rahman]

I can see the issue.!!!!
Thanks for your time and patients.
I followed the instructions here .
https://www.smarthomebeginner.com/setup-vnc-server-on-ubuntu-linux/

The vnc port always defaults to 5901.

How can  I get  it to default to 5900 ?




On Tue, 2 Nov 2021, 10:56 pm Zahid Rahman, <zahidr1000 at gmail.com> wrote:

> 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
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>>>> https://lists.ubuntu.com/mailman/listinfo/ubuntu-users
>>>>
>>>
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