Discussion:
Using VNC through the Internet
Kevin Taylor
2004-11-26 00:50:16 UTC
Permalink
Ok, I'm new to the list, and I'm sure this question has already been asked.

I am using VNC and have it connected on the PC at my mother's place. I want
to be able to access her PC from home so I don't have to travel there every
time she messes it up. Which I may add, is frequently.

She's running on a Dell PC, with Windows XP Home as the OS. I have
installed RealVNC, as well as set her up with dynDNS.org to have her own
hostname, regardless of the IP address her cable modem gives to her.

She also has ZoneAlarm installed, but we've shut that down in our
troubleshooting phase, and that wasn't the issue.

Before I hooked her up with dynDNS.org, when I tried to connect using her IP
address, I would get an error saying the connection was refused. Now, with
dynDNS.org, I get a connection timed out, error.

Since I am running through a network, my router has port 5800 routed
directly to my PC only, using both UDB, and TCP.

I'm not sure what else to try, so any help would be apprecaited. Her
'connection' tab has '255.255.255.255/0.0.0.0 set as who can access. this
was set by simply hitting + when I tried to add an IP address. It's also a
temporary thing to see if maybe it was having a problem connecting to my IP
address.

Thanks in advance for the assist, and I hope we can get this working soon!
=)


-Kevin Taylor
Doyal McVicker
2004-11-26 04:19:10 UTC
Permalink
Hi Kevin,

I would first suggest that you change the way you are trying to establish
the connection. I have found when using dynamic IP address it is much
simpler to have the person running the VNC server to make the contact by
adding a new client.

I hope you have a static ip address as this will make it much easier for her
to make the connection.

You will need to have the listening viewer. You will have to open ports
5500 and 5900 in your router.
Your mother would have to insert your IP address in the connect new client
window that opens when she click on add a new client.(Right click on the VNC
icon on the task bar.) I have been using this method for quite a few months
now with
Real VNC 4.0.

Port 5800 only serves up a java applet to allow connection to the VNC server
on port 5900.

I hope this gives you a simpler choice. I have a 83 year old non computer
knowledge user that I help with problems. It makes it much better for me if
I don't have to spend travel time.

If you think I can help let me know.

Doyal McVicker




----- Original Message -----
From: "Kevin Taylor" <***@hotmail.com>
To: <vnc-***@realvnc.com>
Sent: Thursday, November 25, 2004 6:50 PM
Subject: Using VNC through the Internet
Post by Kevin Taylor
Ok, I'm new to the list, and I'm sure this question has already been
asked.
I am using VNC and have it connected on the PC at my mother's place. I
want to be able to access her PC from home so I don't have to travel there
every time she messes it up. Which I may add, is frequently.
She's running on a Dell PC, with Windows XP Home as the OS. I have
installed RealVNC, as well as set her up with dynDNS.org to have her own
hostname, regardless of the IP address her cable modem gives to her.
She also has ZoneAlarm installed, but we've shut that down in our
troubleshooting phase, and that wasn't the issue.
Before I hooked her up with dynDNS.org, when I tried to connect using her
IP address, I would get an error saying the connection was refused. Now,
with dynDNS.org, I get a connection timed out, error.
Since I am running through a network, my router has port 5800 routed
directly to my PC only, using both UDB, and TCP.
I'm not sure what else to try, so any help would be apprecaited. Her
'connection' tab has '255.255.255.255/0.0.0.0 set as who can access. this
was set by simply hitting + when I tried to add an IP address. It's also
a temporary thing to see if maybe it was having a problem connecting to my
IP address.
Thanks in advance for the assist, and I hope we can get this working soon!
=)
-Kevin Taylor
_______________________________________________
VNC-List mailing list
http://www.realvnc.com/mailman/listinfo/vnc-list
Jerry Westrick
2004-11-26 07:32:50 UTC
Permalink
Post by Doyal McVicker
Hi Kevin,
I would first suggest that you change the way you are trying to establish
the connection. I have found when using dynamic IP address it is much
simpler to have the person running the VNC server to make the contact by
adding a new client.
I hope you have a static ip address as this will make it much easier for
her to make the connection.
You will need to have the listening viewer. You will have to open ports
5500 and 5900 in your router.
Your mother would have to insert your IP address in the connect new client
window that opens when she click on add a new client.(Right click on the
VNC icon on the task bar.) I have been using this method for quite a few
months now with
Real VNC 4.0.
Port 5800 only serves up a java applet to allow connection to the VNC
server on port 5900.
I hope this gives you a simpler choice. I have a 83 year old non computer
knowledge user that I help with problems. It makes it much better for me
if I don't have to spend travel time.
If you think I can help let me know.
Doyal McVicker
This is the way that I also do it...
the way it works is as this:

When your mother calls because of a problem, and you want to see her screen,
you need to start a vncviewer in listening mode (There is an Icon in
Start-Programs for this).

Then your mother needs to "Add new client" to you, as described above. This
is often refered to as a "Reverse connection".

I've simplified this process by creating a desktop Icon called "Screen to
Jerry", so the people I support only have to double click it, when I tell
them to over the phone...

Jerry
James Weatherall
2004-11-26 10:49:22 UTC
Permalink
Kevin,

You shouldn't get a different message when connecting by IP to connecting by
DynDNS, unless your DynDNS settings are wrong. Do an "nslookup
<my_dyndnsname>" where <my_dyndnsname> is the DynDNS machine name you have
chosen, and check that it gives the same IP address that you have been
testing with.

As regards "Connection refused", that means that the IP address you gave
refers to a live machine, but that that machine isn't accepting connections
on the specified port, in this case the VNC port.
From your mail, I'd say that the problem is that you have remoted port 5800
but not port 5900. You don't need to enable UDP on those ports for VNC to
work. Also note that if you use VNC over the Internet, you may prefer to
buy a copy of VNC Enterprise or Personal Edition (Personal is the cheaper,
designed for home use, but is not yet released. :( ), which take care of
security & encryption of the VNC session.

Cheers,
-----Original Message-----
Sent: 26 November 2004 00:50
Subject: Using VNC through the Internet
Ok, I'm new to the list, and I'm sure this question has
already been asked.
I am using VNC and have it connected on the PC at my mother's
place. I want to be able to access her PC from home so I
don't have to travel there every time she messes it up.
Which I may add, is frequently.
She's running on a Dell PC, with Windows XP Home as the OS.
I have installed RealVNC, as well as set her up with
dynDNS.org to have her own hostname, regardless of the IP
address her cable modem gives to her.
She also has ZoneAlarm installed, but we've shut that down in
our troubleshooting phase, and that wasn't the issue.
Before I hooked her up with dynDNS.org, when I tried to
connect using her IP address, I would get an error saying the
connection was refused. Now, with dynDNS.org, I get a
connection timed out, error.
Since I am running through a network, my router has port 5800
routed directly to my PC only, using both UDB, and TCP.
I'm not sure what else to try, so any help would be
apprecaited. Her 'connection' tab has
'255.255.255.255/0.0.0.0 set as who can access. this was set
by simply hitting + when I tried to add an IP address. It's
also a temporary thing to see if maybe it was having a
problem connecting to my IP address.
Thanks in advance for the assist, and I hope we can get this
working soon!
=)
-Kevin Taylor
_______________________________________________
VNC-List mailing list
http://www.realvnc.com/mailman/listinfo/vnc-list
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