Re: [NFS] Portmapper problem, no access the server after update to debian squeeze

[Chuck Lever <chuck.lever@oracle.com>]

On 02/05/2010 02:15 PM, calculix-BGeptl67XyCzQB+pC5nmwQ@public.gmane.org wrote:
> Dear NFS-Team,
> Since I updated my server from Debian-Lenny to Squeeze I am not able
> anymore to mount, ssh, etc to my server.  I have gone through the
> nfs-howto, followed the troubleshouting process with no success.
> I can reach the server with ping without any problems. Only mount, ssh,
> sftp etc. does not work. My portmapper seams not to allow the access.

ssh doesn't use portmapper, so this is more likely a generic networking 
problem.  For example, perhaps the new install has a restrictive local 
software firewall in place?  Did you check iptables?

> Please help!
>
> Thanks
> Peter
>
> ******** Here is my /etc/exports
> # /etc/exports: the access control list for filesystems which may be
> exported
> #               to NFS clients.  See exports(5).
> #
> # Example for NFSv2 and NFSv3:
> # /srv/homes       hostname1(rw,sync,no_subtree_check)
> hostname2(ro,sync,no_subtree_check)
> #
> # Example for NFSv4:
> # /srv/nfs4        gss/krb5i(rw,sync,fsid=0,crossmnt,no_subtree_check)
> # /srv/nfs4/homes  gss/krb5i(rw,sync,no_subtree_check)
> #
> /data/PUBLIC    192.168.178.27(rw,sync,no_subtree_check)
> ******** End of /etc/exports
>
> ******** Here is my /etc/hosts.allow
> # /etc/hosts.allow: list of hosts that are allowed to access the system.
> #                   See the manual pages hosts_access(5) and
> hosts_options(5).
> #
> # Example:    ALL: LOCAL @some_netgroup
> #             ALL: .foobar.edu EXCEPT terminalserver.foobar.edu
> #
> # If you're going to protect the portmapper use the name "portmap" for the
> # daemon name. Remember that you can only use the keyword "ALL" and IP
> # addresses (NOT host or domain names) for the portmapper, as well as for
> # rpc.mountd (the NFS mount daemon). See portmap(8) and rpc.mountd(8)
> # for further information.
> #
> ALL:192.168.178.0/255.255.255.0(rw,sync)
> ******** End of /etc/hosts.allow
>
> ******** My /etc/hosts.deny is empty
>
> ******** Here is the output of rpcinfo -p localhost from the server
>     Program Vers Proto   Port
>      100000    2   tcp    111  portmapper
>      100000    2   udp    111  portmapper
>      100024    1   udp  59341  status
>      100024    1   tcp  52100  status
>      100021    1   udp  43350  nlockmgr
>      100021    3   udp  43350  nlockmgr
>      100021    4   udp  43350  nlockmgr
>      100021    1   tcp  56947  nlockmgr
>      100021    3   tcp  56947  nlockmgr
>      100021    4   tcp  56947  nlockmgr
>      100003    2   tcp   2049  nfs
>      100003    3   tcp   2049  nfs
>      100003    4   tcp   2049  nfs
>      100003    2   udp   2049  nfs
>      100003    3   udp   2049  nfs
>      100003    4   udp   2049  nfs
>      100005    1   udp  51709  mountd
>      100005    1   tcp  36097  mountd
>      100005    2   udp  51709  mountd
>      100005    2   tcp  36097  mountd
>      100005    3   udp  51709  mountd
>      100005    3   tcp  36097  mountd
> ******* End of rpcinfo -p localhost
>
> ******* Here is the output of rpcinfo -p 192.168.178.32 from the client
> rpcinfo: Portmapper kann nicht erreicht werden: RPC: Fehler des
> entfernten Systems - Verbindungsaufbau abgelehnt
> ******* This seams to be my problem, but what to do?
>
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-- 
chuck[dot]lever[at]oracle[dot]com

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