[Info-vax] SSH

[Phillip Helbig---undress to reply]

In article
<df8d248a-64d2-42c2-97ea-fd74dedda748 at w9g2000prg.googlegroups.com>, Neil
Rieck <n.rieck at sympatico.ca> writes: 

> 2) SSH is based upon port 22. If the source computer can't connect to
> the destination computer on port 22 (lets say it was due to a
> misconfigured firewall or proxy-server) then other technologies like
> SFTP and SCP have no chance of working.

So SSH, SFTP and SCP all go to port 22 by default?

> 3) There is no way to programatically pass a password to SSH (or SCP
> or SFTP) and this short-coming is "by design" because the developers
> wanted to stop people from placing passwords in scripts.

Seems like a good idea.

> 4) So the developers of this technology replaced "password
> authentication" with "2-key authentication". Once the keys are in
> place, changing the destination account's password will not block
> future connection events. You've got to delete the key file (or modify
> one of the SSH2 configuration files)

Good to keep in mind.