how to setup fc3 to ssh from remote server
Charles Li
cli168 at yahoo.com
Wed Apr 27 21:08:28 UTC 2005
--- Rick Stevens <rstevens at vitalstream.com> wrote:
> Charles Li wrote:
> > --- Rick Stevens <rstevens at vitalstream.com> wrote:
> >
> >>Charles Li wrote:
> >>
> >>>Hi,
> >>>When I try to ssh in the fc3 from another server,
> >>
> >>it
> >>
> >>>gives me this error:
> >>>[server]$ ssh -X fc3-server
> >>>ssh: connect to address fc3-server port 22: No
> >>
> >>route
> >>
> >>>to host
> >>>
> >>>When do I need to start up?
> >>
> >>Is "fc3-server" in your /etc/hosts file or
> >>resolvable via DNS? Can
> >>you ping it? Do you have a default gateway
> >>configured that can get at
> >>it?
> >>
> > I can ping the fc3-server from the server (S1)
> that I
> > can issuing the ssh.
>
> You didn't say if you can ping it by name or IP
> only. We need to know
> that.
>
> > fc3-server is not in the S1's /etc/hosts.
>
> If pinging via the IP address works, but pinging via
> the hostname
> doesn't, you either need to enter the IP and
> hostname into /etc/hosts or
> make sure there are appropriate records in your DNS
> service.
>
> > How do I check whether fc3-server is resolvable
> via
> > DNS, and also the gateway?
>
> To check DNS, "# dig fc3-server". See if you get an
> address back.
>
> Since you can ping it one way or the other, the
> gateway is probably OK.
>
----------------------------------------------------------------------
> - Rick Stevens, Senior Systems Engineer
> rstevens at vitalstream.com -
> - VitalStream, Inc.
> http://www.vitalstream.com -
> -
> -
> - "Microsoft is a cross between The Borg and
> the Ferengi. -
> - Unfortunately they use Borg to do their marketing
> and Ferengi to -
> - do their programming." -- Simon
> Slavin -
>
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>
I am pinging by IP address. This machine does not
have a name. Also, I am using the ip address with
SSH.
The following is the dig command output:
[oracle at epic11 oracle]$ dig 172.20.3.53
; <<>> DiG 9.2.1 <<>> 172.20.3.53
;; global options: printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id:
39845
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1,
ADDITIONAL: 0
;; QUESTION SECTION:
;172.20.3.53. IN A
;; AUTHORITY SECTION:
. 10800 IN SOA
A.ROOT-SERVERS.NET. NSTLD.VERISI GN-GRS.COM.
2005042700 1800 900 604800 86400
;; Query time: 58 msec
;; SERVER: 199.73.169.33#53(199.73.169.33)
;; WHEN: Wed Apr 27 17:03:13 2005
;; MSG SIZE rcvd: 104
Thanks,
Charles Li
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