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Date: Wed, 25 May 2005 18:07:13 -0700
From: Kris Kennaway <kris@obsecurity.org>
To: Viren Patel <virenp@mail.utexas.edu>
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Cc: freebsd-questions@freebsd.org
Subject: Re: NFS broken after upgrading to 5.4
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On Wed, May 25, 2005 at 07:31:20PM -0500, Viren Patel wrote:
> Hello all. I have several FreeBSD clients connecting to a
> FreeBSD NFS server via a private gigabit LAN for backup
> purposes. Both clients and server has IPFW with all
> traffic between clients and server allowed on the private
> LAN. All clients and the server were running
> 5.3-RELEASE-p10 with IPFW, and NFS was working just fine.
> Then I upgraded all clients to 5.4-RELEASE-p1 and the NFS
> was working fine. Finally I upgraded the NFS server to
> 5.4-RELEASE-p1 and now NFS has stopped working. The
> clients experience RPC timeouts:
>=20
>  RPCPROG_NFS: RPC: Port mapper failure - RPC: Timed out
>=20
> My NFS server rc.conf has the following as per manual:
>=20
>   nfs_server_enable=3D"YES"
>   rpcbind_enable=3D"YES"
>   mountd_flags=3D"-r"
>=20
> Clients have:
>=20
>   nfs_client_enable=3D"YES"
>=20
> IPFW rules amount to:
>=20
> allow all from NFS_SERVER to NFS_CLIENT in via INTERNAL_IF
> allow all from NFS_CLIENT to NFS_SERVER out via INTERNAL_IF
>=20
> and appear at the top of the ruleset.

Double check this, then triple-check it, because a local configuration
difference like this is likely to be your cause.

> Obviously something has changed in the NFS system under
> 5.4

Not that I can think of.

Kris

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