Some firewalls send this particular ICMP reply when they want to deny the use of the port. It actually means, go away, I’m not accepting packets at this port. So something in between is blocking. Could the ISP be blocking it?
Can you ping it? What’s the result of the following:
netcat -zv ipAddressHere 22
Any routing issues on either side that could cause this? Can another
box reach it the same way?
Good luck.
kendall green wrote:
> I am trying to ssh to a site where I have an account but recently I am
> receiving the following messages on both openSUSE11 and 11.1
>
> ken@linux:~> ssh cell-user.cc.gt.atl.ga.us -l username
> ssh: connect to host cell-user.cc.gt.atl.ga.us port 22: No route to
> host
>
> I have checked that SSH is enabled on the firewall and I checked during
> installation as well. SSHD is running. Any suggestions?
>
>
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