On Mon, Dec 27, 2010 at 7:12 PM, Trond Myklebust <trond.myklebust@xxxxxxxxxx> wrote: > NFSv4.1 fully solves this problem. All connections to the server are > initiated by the client, including for callback paths. The only port > that needs to be accessible on the server side is port 2049. > > NFSv4 also solves the problem, with the one caveat that callbacks won't > work behind a NAT (which basically means you won't get delegations). > Thanks. I made a note in the Ubuntu bug report. -- To unsubscribe from this list: send the line "unsubscribe linux-nfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html