On Fri, Apr 03, 2009 at 14:54, Ed Brown wrote: > Are /etc/hosts.allow and /etc/hosts.deny being used for access control > on the cluster? Perhaps the new MacBook ip is not permitted? Logs on > the cluster probably explain the failure, since that side is closing the > connection.
Ed, Bingo! Thanks much. Cheers, Pann > Pann McCuaig wrote: >> So here's the deal. One of my users just bought a small MacBook to keep >> her MacBook Pro company. Both are running fully updated Leopard. >> >> She can log into our computing cluster login node, which is running >> SL4.7, just fine with her MacBook Pro. When she attempts to log into the >> same host with her MacBook, she gets this: >> >> bash-3.2$ ssh -vv cluster.econ.columbia.edu >> OpenSSH_5.1p1, OpenSSL 0.9.7l 28 Sep 2006 >> debug1: Reading configuration data /etc/ssh_config >> debug2: ssh_connect: needpriv 0 >> debug1: Connecting to cluster.econ.columbia.edu [128.59.160.209] port 22. >> debug1: Connection established. >> debug1: identity file /Users/(masked)/.ssh/identity type -1 >> debug1: identity file /Users/(masked)/.ssh/id_rsa type -1 >> debug1: identity file /Users/(masked)/.ssh/id_dsa type -1 >> ssh_exchange_identification: Connection closed by remote host >> bash-3.2$ >> >> No password is requested, although that should be the fallback >> authentication method. >> >> /etc/ssh_config on both her Macs are box stock: all the defaults are >> listed as comments. >> >> HOWEVER, not only can she log into assorted non-SL unix and linux >> systems with her new MacBook, she can log into a host running SL5.3. >> >> /etc/sshd_config on both the SL4.7 and SL5.3 box are just as they come >> from the rpm, except for: >> >> PermitRootLogin no >> >> SL4.7 >> ----- >> openssh-3.9p1-11.el4_7.x86_64 >> openssh-askpass-3.9p1-11.el4_7.x86_64 >> openssh-askpass-gnome-3.9p1-11.el4_7.x86_64 >> openssh-clients-3.9p1-11.el4_7.x86_64 >> openssh-server-3.9p1-11.el4_7.x86_64 >> >> SL5.3 >> ----- >> openssh-4.3p2-29.el5.x86_64 >> openssh-askpass-4.3p2-29.el5.x86_64 >> openssh-clients-4.3p2-29.el5.x86_64 >> openssh-server-4.3p2-29.el5.x86_64 >> >> Anyone have ANY IDEA what's going on? >> >> Cheers, >> Pann -- Pann McCuaig <[email protected]> 212-854-8689 Systems Coordinator, Economics Department, Columbia University Department Computing Resources: http://www.columbia.edu/cu/economics/computing/
