Date: Sat, 04 Jun 2005 15:48:26 -0700 From: "greg@grokking.org" <greg@grokking.org> To: freebsd-questions@freebsd.org Subject: Re: inbound ssh ceased on 4 servers at same time Message-ID: <42A22FBA.8040908@grokking.org>
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John Brooks wrote: > sshd is running on the affected machines > > no errors on console or logs, just times out waiting for > the password prompt. interestingly: when investigating this > at the console, attempting ssh sessions from the db server > and backup server to the file server (these two are 'deeper' > in the network so there was never an occasion to ssh FROM > them before) produced the std warning about an unknown host > prompting for inclusion in the ~/.ssh/known_hosts file. > > dns is not really involved, the ssh session is sent to the > ip address directly as in "ssh john@10.3.3.10" > > ping works in both directions as does all other network > services (internal mysql, intranet http, pop3, smtp, smbd, > nmdb, dns). network hardware and cabling issues have been > effectively ruled out. > Have you tried ssh with the -vvv switch to get extra debugging info at the console? If there's anything happening with ssh, it should show up there, I'd expect. Are you testing to/from multiple hosts here? If so, what's different between each set of hosts you're testing? Hope that helps, G
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