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

[Trond Myklebust <trond.myklebust@fys.uio.no>]

On Fri, 2010-02-05 at 20:15 +0100, 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.
> 
> Please help!
> 
> Thanks
> Peter

On your server:

'dpkg-reconfigure portmap'

and tell it not to restrict the portmapper to the loopback address.

Trond


> ******** 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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