alan c aeclist at
Sun Dec 21 20:29:34 UTC 2008

Bruce Marshall wrote:
> On Friday 19 December 2008, alan c wrote:
>> At home with a vigor router, it worked ok. Relief. However, on
>> location (a long way away!) when setting up the gifted machine (ssh
>> server machine) the tests did not work. Two days spent, wasted, with
>> lots of tests and research. I now find that quite a few routers do not
>> allow such (test) connections using a full internet IP address to a
>> machine located within its LAN. I finally had to use an independent
>> internet connection (via a mobile phone in fact) for final tests,
>> before I travelled back home.
> Most routers will allow you to set this up.
> You will ssh to the address of the router on a specific port (I wouldn't use 
> 22, use something like 12000+
> The router will see the incoming on that port and pass the incoming off to any 
> machine you choose.  In this case,  only the one machine but you still need 
> to specify it.  On a multimachine network, you can pass the ssh to one 
> machine and then ssh to others if need be.
> You might also want to set up a domain name with dyndns (free) so you can 
> always find her machine.  You can probably tell the router to handle the 
> dyndns too.  Most routers will do that.

yes thank you.
For the record, I can verify that at least one particular router does 
not play ball from inside its LAN:

NETGEAR DG834GT 108 Mbps Super G Wireless ADSL Router
alan cocks
Ubuntu user #10391
Linux user #360648

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