Date: Tue, 14 Sep 2004 00:06:48 +0100 From: Mark Ovens <marko@freebsd.org> To: freebsd-questions@freebsd.org Subject: Re: Quick and simple ssh(1) question Message-ID: <41462808.2060201@freebsd.org> In-Reply-To: <20040913224313.GA78678@falcon.midgard.homeip.net> References: <41460E03.8020408@freebsd.org> <20040913224313.GA78678@falcon.midgard.homeip.net>
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Erik Trulsson wrote: > On Mon, Sep 13, 2004 at 10:15:47PM +0100, Mark Ovens wrote: >> Is it correct that you can't ssh(1) between two machines on the same LAN >> (using NAT) _via the Internet?_ > > What do you mean 'via the Internet'? If both machines are on the same > LAN any connections between them will never go outside the LAN, and > thus never go near the Internet. > >> >> Strange question I know, but I need to be able to access one of my >> machines, postie, remotely. I've got sshd(8) running and can ssh(1) to >> it from a local machine using it's local hostname. However, since I only >> have a single 'net connection here I tried to test connecting remotely >> by ssh(1)'ing to my router's 'net-facing hostname but I get >> >> ssh: connect to host <router_hostname> port 22: Connection refused >> >> Port 22 is forwarded to postie on the router. > > Most likely your router is configured to only forward connections that > come from the outside. > As I said, it was only a test and I was hoping that by using the router's external hostname it would "simulate" an external connection, obviously it doesn't. > Does it work to access 'postie' via ssh from some machine that is > *actually* on the outside? If it does, then it is the configuration of > your router which is not doing what you want it to. > I don't have access to one until I get to work tomorrow which was why I was trying to simulate it - whilst I have the target machine in front of me. Thanks for the reply. Regards, Mark
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