dyndns and the last hop - trying to set up ssh access to a machine on my LAN

[Arthur Pemberton]

On 11/25/06, Claude Jones <claude_jones at levitjames.com> wrote:
> My scenario:
> I'm on Verizon DSL using a Westell DSL modem which is configured in 'bridge'
> mode
> Behind that is a Linksys WRT54G which is getting a dynamically assigned IP
> address from Verizon
> Behind the Linksys is my home LAN
>
> I want to have ssh access to my Linux box from the outside
>
> I went to dyndns and set up an account, and that seems to be working
> If I ping the address I gave myself, it resolves to the correct IP address
> which is the dynamic IP assigned to my Linksys router. I discovered the ddns
> feature in the Linksys configuration and set that up - it successfully
> contacted dyndns and dynamically updated my correct IP address.
>
> Now, I'm stuck. How to get that last hop from my Linksys to my machine inside?
>
> Presumably, there's some setting in the Linksys to allow SSH, and then, I have
> to somehow route requests for SSH to my local machine. Can someone help me on
> this? I noticed  when setting up my host in dyndns that there was a wildcard
> setting, so I could set up a host, say 'claudejones.dyndns.org' and then, if
> wildcars were allowed, then 'computer1.claudejones.dns.org' could be
> resolved. Is this part of the puzzle? Do I use my computer name in front of
> the host name I set up, and allow wildcards in the dyndns configuration? Or
> is this all wrong?
> --
> Claude Jones
> Brunswick, MD, USA
>

You are going to have to forward a port (say port 22) to port 22 on
the machine you'd like to login in to. You may want to _not_ use port
22 on the router if you have a choice.

-- 
Fedora Core 6 and proud